Visa Koivunen
Professor, Signal Processing at Aalto University School of Business
Schools
- Aalto University School of Business
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Biography
Aalto University School of Business
Peer-reviewed scientific articles
Journal article-refereed, Original researchMismatched filter design and interference mitigation for MIMO radars
Aittomäki, Tuomas; Koivunen, Visa2017 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XAlternative Derivation of FastICA with Novel Power Iteration Algorithm
Basiri, Shahab; Ollila, Esa; Koivunen, Visa2017 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908Enhanced bootstrap method for statistical inference in the ICA model
Basiri, Shahab; Ollila, Esa; Koivunen, Visa2017 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684Spatial Interpolation of Cyclostationary Test Statistics in Cognitive Radio Networks Methods and Field Measurements
Chaudhari, Sachin; Kosunen, Marko; Mäkinen, Semu; Chandrasekaran, Ramanathan; Oksanen, Jan; Laatta, Markus; Ryynanen, Jussi; Koivunen, Visa; Valkama, Mikko2017 in IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9545Joint Device Positioning and Clock Synchronization in 5G Ultra-Dense Networks
Koivisto, Mike; Costa, Mario; Werner, Janis; Heiska, Kari; Talvitie, Jukka; Leppanen, Kari; Koivunen, Visa; Valkama, Mikko2017 in IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1536-1276Radar Waveform Sidelobe Level Optimality and Sampling
Aittomäki, Tuomas; Koivunen, Visa2016 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908Robust, Scalable, and Fast Bootstrap Method for Analyzing Large Scale Data
Basiri, Shahab; Ollila, Esa; Koivunen, Visa2016 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XGeneralized Multicarrier Radar: Models and Performance
Bica, Marian; Koivunen, Visa2016 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XPerformance Evaluation of Cyclostationary-Based Cooperative Sensing Using Field Measurements
Chaudhari, Sachin; Kosunen, Marko; Mäkinen, Semu; Oksanen, Jan; Laatta, Markus; Ojaniemi, Jaakko; Koivunen, Visa; Ryynänen, Jussi; Valkama, Mikko2016 in IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9545Reinforcement Learning-Based Plug-in Electric Vehicle Charging with Forecasted Price
Chis, Adriana; Lunden, Jarmo; Koivunen, Visa2016 in IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9545Cooperative Simultaneous Localization and Mapping by Exploiting Multipath Propagation
Naseri, Hassan; Koivunen, Visa2016 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XDetection and Classification of OFDM Waveforms Using Cepstral Analysis
Jantti, Joona; Chaudhari, Sachin.; Koivunen, Visa2015 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XAmbiguity function of the transmit beamspace-based MIMO radar
Li, Yongzhe; Vorobyov, Sergiy A.; Koivunen, Visa2015 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XRobotics Inspired Opportunistic Routing for Cognitive Radio Using Potential Fields
Oksanen, Jan; Kaufman, Brett; Koivunen, Visa; Poor, H.Vincent2015 in IEEE Transactions on Cognitive Communications and Networking (Institute of Electrical and Electronics Engineers Inc.)ISSN: 2332-7731An Order Optimal Policy for Exploiting Idle Spectrum in Cognitive Radio Networks
Oksanen, Jan; Koivunen, Visa2015 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XCooperative game-theoretic approach to spectrum sharing in cognitive radios
Rajasekharan, Jayaprakash; Koivunen, Visa2015 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684Application of Manifold Separation to Polarimetric Capon Beamformer and Source Tracking
Costa, Mario; Koivunen, Visa2014 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XEstimating Directional Statistics Using Wavefield Modeling and Mixtures of von-Mises Distributions
Costa, Mario; Koivunen, Visa; Poor, Harold Vincent2014 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908Introduction to the Issue on Signal Processing in Smart Electric Power Grid
Huang, Yih-Fang; Kishore, Shalinee; Koivunen, Visa; Mandic, Danilo; Tong, Lang2014 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Cyclic frequencies of BOC-modulated GNSS signals and their potential within a cognitive positioning framework
Lohan, Simona; Lundén, Jarmo; Seco-Granados, Gonzalo; López-Salcedo, José A.; Koivunen, Visa2014 in NAVIGATION (Institute of Navigation)ISSN: 0028-1522Spatial sign and rank cyclic detectors
Lundén, Jarmo; Koivunen, Visa2014 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908Optimal Energy Consumption Model for Smart Grid Households with Energy Storage
Rajasekharan, Jayaprakash; Koivunen, Visa2014 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Time Synchronization and Ranging in OFDM Systems Using Time-Reversal
Abrudan, T.E.; Haghparast, A.; Koivunen, Visa2013 in IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9456BEP walls for cooperative sensing in cognitive radios using K-out-of-N fusion rule
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa; Poor, H.Vincent2013 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684Multiagent Reinforcement Learning Based Spectrum Sensing Policies for Cognitive Radio Networks
Lunden, Jarmo; Kulkarni, Sanjeev R.; Koivunen, Visa; Poor, H.Vincent2013 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Cooperative Sensing with Imperfect Reporting Channels: Hard Decisions or Soft Decisions?
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa; Poor, H.Vincent2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XDoA and Polarization Estimation for Arbitrary Array Configurations
Costa, Mario; Richter, Andreas; Koivunen, Visa2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XFlexible UL-DL Switching Point in TDD Cellular Local Area Wireless Networks
Jänis, Pekka; Ribeiro, Cássio B.; Koivunen, Visa2012 in MOBILE NETWORKS AND APPLICATIONS (SPRINGER)ISSN: 1383-469XConstruction of Minimum Euclidean Distance MIMO Precoders and Their Lattice Classifications
Kapetanovic, D.; Rusek, F.; Abrudan, T.E.; Koivunen, Visa2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XDiversity Transmission of Synchronization Sequences in MIMO Systems
Koivisto, T.; Koivunen, Visa2012 in IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1536-1276Performance of Mobile MIMO OFDM Systems With Application to UTRAN LTE Downlink
Oborina, Alexandra; Moisio, Martti; Koivunen, Visa2012 in IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1536-1276Reinforcement learning based sensing policy optimization for energy efficient cognitive radio networks
Oksanen, Jan; Lunden, Jarmo; Koivunen, Visa2012 in NEUROCOMPUTING (Elsevier Science B.V.)ISSN: 0925-2312Compound-Gaussian clutter modelling with an inverse Gaussian texture distribution
Ollila, Esa; Tyler, David E.; Koivunen, Visa; Poor, H.Vincent2012 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908Complex elliptically symmetric distributions: survey, new results and applications
Ollila, Esa; Tyler, David E.; Koivunen, Visa; Poor, H.Vincent2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XRobust Estimation in Signal Processing: A Tutorial-Style Treatment of Fundamental Concepts
Zoubir, A.M.; Koivunen, Visa; Chakhchoukh, Y.; Muma, M.2012 in IEEE Signal Processing Magazine (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-5888Interference Aware Radio Resource Management for Local Area Wireless Networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio B.2011 in EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING (Springer Publishing Company)ISSN: 1687-1472Complex Elliptically Symmetric Random Variables-Generation, Characterization, and Circularity Tests
Ollila, Esa; Eriksson, Jan; Koivunen, Visa2011 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XPerformance Analysis of Joint Opportunistic Scheduling and Receiver Design for MIMO-SDMA Downlink Systems
Pun, Man-On; Koivunen, Visa; Poor, H.Vincent2011 in IEEE TRANSACTIONS ON COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 0090-6778Performance of MIMO radar with angular diversity under Swerling scattering models
Aittomäki, Tuomas; Koivunen, Visa2010 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Essential Statistics and Tools for Complex Random Variables
Eriksson, Jan; Ollila, Esa; Koivunen, Visa2010 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XBlind Separation of Two Users Based on User Delays and Optimal Pulse-Shape Design
Liu, Xin; Petropulu, Athina P.; Poor, Vincent H.; Koivunen, Visa2010 in EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING (Springer Publishing Company)ISSN: 1687-1472Robust Nonparametric Cyclic Correlation-Based Spectrum Sensing for Cognitive Radio
Lundén, Jarmo; Koivunen, Visa2010 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XUnified Array Manifold Decomposition based on Spherical Harmonics and 2-D Fourier Basis
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2010 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XConjugate gradient algorithm for optimization under unitary matrix constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2009 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684Autocorrelation-Based Decentralized Sequential Detection of OFDM Signals in Cognitive Radios
Chaudhari, Sachin; Koivunen, Visa; Poor, Vincent H.2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587XDevice-to-Device communication underlaying cellular communications systems
Jänis, Pekka; Yu, Chia-Hao; Doppler, Klaus; Ribeiro, Cassio; Wijting, C.; Hugl, Klaus; Tirkkonen, Olav; Koivunen, Visa2009 in INTERNATIONAL JOURNAL OF COMMUNICATION NETWORKS AND DISTRIBUTED SYSTEMS (Inderscience Publishers)ISSN: 1754-3916Collaborative cyclostationary spectrum sensing for cognitive radio systems
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, H.Vincent2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Complex ICA using generalized uncorrelating transform
Ollila, Esa; Koivunen, Visa2009 in SIGNAL PROCESSING (Elsevier)Influence function and asymptotic efficiency of scatter matrix array processors: Case MVDR beamformer
Ollila, Esa; Koivunen, Visa2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Detection and Tracking of MIMO Propagation Path Parameters Using State-Space Approach
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Sequential Unfolding SVD for Tensors with Applications in Array Signal Processing
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Steepest Descent Algorithms for Optimization Under Unitary Matrix Constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa2008 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Complex-valued ICA based on a pair of generalized covariance matrics
Ollila, Esa; Oja, Hannu; Koivunen, Visa2008 in COMPUTATIONAL STATISTICS AND DATA ANALYSIS (Elsevier Science B.V.)Compact CRB expression for independent components analysis
Ollila, Esa; Kim, H-J; Koivunen, Visa2008 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind equalization in spatial multiplexing MIMO-OFDM systems based on vector CMA and decorrelation criteria
Abrudan, Traian; Koivunen, Visa2007 in Wireless Personal Communications (SPRINGER)DoA Estimation Via Manifold Separation for Arbitrary Array Structures
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2007 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)State-space approach to spatially correlated MIMO OFDM channel estimation
Enescu, Mihai; Roman, Timo; Koivunen, Visa2007 in SIGNAL PROCESSING (Elsevier)Blind despreading of short-code DS-CDMA signals in asynchronous multi-user systems
Koivisto, Tommi; Koivunen, Visa2007 in SIGNAL PROCESSING (Elsevier)Automatic radar waveform recognition
Lundén, Jarmo; Koivunen, Visa2007 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Stochastic Maximum-Likelihood Method for MIMO Propagation Parameter Estimation
Ribeiro, Cássio; Ollila, Esa; Koivunen, Visa2007 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Joint Angular- and Delay-Domain MIMO Propagation Parameter Estmation Using Approximate ML Method
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa2007 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Householder multistage Wiener filter for space-time navigation receivers
Werner, Stefan; With, M.; Koivunen, V.2007 in IEEE Transactions on Aerospace and Electronic Systems (Institute of Electrical and Electronics Engineers Inc.)Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa2006 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Complex random vectors and ICA models. identifiability, uniqueness, and separability
Eriksson, Jan; Koivunen, Visa2006 in IEEE Transactions on information theory (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind Frequency Synchronization in OFDM via Diagonality Criterion
Roman, Timo; Visuri, Samuli; Koivunen, Visa2006 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Adaptive equalization of time-varying MIMO channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2005 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684Blind Signal Estimation in Conjugate Signal Models With Application to I/Q Imbalance Compensation
Valkama, Mikko; Renfors, Markku; Koivunen, Visa2005 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind I/Q Signal Separation-Based Solutions for Receiver Signal Processing
Valkama, Mikko; Renfors, Markku; Koivunen, Visa2005 in EURASIP Journal on Applied Signal Processing (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Identifiability, Separability, and Uniqueness of Linear ICA Models
Eriksson, Jan; Koivunen, Visa2004 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Independent component analysis via optimum combining of kurtosis and skewness-based criteria
Karvanen, Juha; Koivunen, Visa2004 in Journal of The Frankling Institute (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind Channel Estimation in Multicode CDMA Using Multiantenna Receiver
Melvasalo, Maarit; Koivunen, Visa2004 in Wireless Personal Communications (SPRINGER)Joint Time-Doman Tracking of Channel and Frequency Offsets for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2004 in Wireless Personal Communications (SPRINGER)Delay Estimation in Long-Code Asynchronous DS-CDMA Systems Using Multiple Antennas
Sirbu, Marius; Koivunen, Visa2004 in EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING (Springer Publishing Company)Characteristic-function-based independent component analysis
Eriksson, Jan; Koivunen, Visa2003 in SIGNAL PROCESSING (Elsevier)Estimates of Regression Coefficients Based on Lift Rank Covariance Matrix
Ollila, Esa; Oja, Hannu; Koivunen, Visa2003 in The Journal of the American Statistical Association (Elsevier)Multichannel Estimation and Equalization Algorithm for Asynchronous Uplink DS/CDMA*
Sirbu, Marius; Koivunen, Visa2003 in Wireless Personal Communications (SPRINGER)Affine equivariant multivariate rank methods
Visuri, Samuli; Ollila, Esa; Koivunen, Visa; Möttönen, Jyrki; Oja, Hannu2003 in JOURNAL OF STATISTICAL PLANNING AND INFERENCE (Elsevier)Blind separation methods based on Pearson system and its extensions
Karvanen, Juha; Koivunen, Visa2002 in SIGNAL PROCESSING (Elsevier)Adaptive Score Functions for Maximum Likelihood ICA
Karvanen, Juha; Eriksson, Jan; Koivunen, Visa2002 in Journal of VLSI SIGNAL PROCESSING SYSTEMS for Signal, Image, and Video Technology (Elsevier)Adaptive Algorithm for Blind Separation from Noisy Time-Varying Mixtures
Koivunen, Visa; Enescu, Mihai; Oja, Erkki2001 in NEURAL COMPUTATION (MIT PRESS)Sokeat signaalinkäsittelyn menetelmät tietoliikenteessä
Koivunen, Visa2001 in Prosessori (MIT PRESS)ISSN: 0357-4121Performance Bounds for Multistep Prediction-Based Blind Equalization
Mannekoski, J.; Koivunen, V.; Taylor, D.P2001 in IEEE TRANSACTIONS ON COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Advanced Methods for I/Q Imbalance Compensation in Communication Receivers
Valkama, Mikko; Renfors, Markku; Koivunen, Visa2001 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Subspace-Based Direction-of-Arrival Estimation Using Nonparametric Statistics
Visuri, Samuli; Oja, Hannu; Koivunen, Visa2001 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Sign and rank covariance matrices
Visuri, S.; Koivunen, V.; Oja, H.2000 in JOURNAL OF STATISTICAL PLANNING AND INFERENCE (Elsevier)Review article, Literature review, Systematic reviewSpectrum exploration and exploitation for cognitive radio: Recent advances
Lundén, Jarmo; Koivunen, Visa; Poor, H.Vincent2015 in IEEE Signal Processing Magazine (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-5888Book section, Chapters in research booksNonparametric Detection of Complex-Valued Cyclostationary Signals
Koivunen, Visa; Lunden, Jarmo2015 ISBN: 978-3-319-22403-9Riemannian optimization in complex-valued ICA
Koivunen, Visa; Abrudan, Traian2015 ISBN: 9780128028063Array Processing in the face of nonidealities
Costa, Mario; Koivunen, Visa; Viberg, Mats2014 ISBN: 9780124115972Model order selection
Koivunen, Visa; Ollila, Esa2014 ISBN: 978-0-12-411597-2Robust Compressive Sensing
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa2014 ISBN: 9781482241396Spectrum exploration and exploitation
Lundén, Jarmo; Koivunen, Visa; Poor, H.Vincent2013 ISBN: 978-1-107-02875-3Robust estimation techniques for complex-valued random vectors
Ollila, Esa; Koivunen, Visa2010 ISBN: 9780470195178Direction-of-arrival estimation under uncertainly
Koivunen, Visa; Ollila, Esa2006 ISBN: 1-59693-004-7Blind and Semiblind Channel Estimation
Koivunen, Visa; Enescu, Mihai; Sirbu, Marius2004 ISBN: 0-8493-1427-5Robust ML-estimation of the Transmitter Location
Ollila, Esa; Koivunen, Visa2004 ISBN: 3-7643-7060-212.Blind Methods for Wireless Communication Receivers
Koivunen, Visa; Laurila, Juha; Bonek, Ernst2002 Conference proceedingsDelay estimation method for coexisting radar and wireless communication systems
Bica, Marian; Koivunen, Visa2017 in Proceedings of the IEEE Radar Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781467388238ISSN: 1097-5764Coalitional game theoretic optimization of electricity cost for communities of smart households
Chiş, Adriana; Lundén, Jarmo; Koivunen, Visa2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)ISBN: 9781509041176ISSN: 2379-190XSparsity-promoting bootstrap method for large-scale data
Koivunen, Visa; Mozafari, Majd2017 in Asilomar Conference on Signals, Systems, and Computers proceedings (IEEE COMPUTER SOCIETY PRESS)ISBN: 9781538639542ISSN: 1058-6393Indoor mapping using MIMO radio channel measurements
Naseri, Hassan; Salmi, Jussi; Koivunen, Visa2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)ISBN: 9781509041176ISSN: 2379-190XLearning spectrum opportunities in non-stationary radio environments
Oksanen, Jan; Koivunen, Visa2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)ISBN: 9781509041176ISSN: 2379-190XComparison of sparse sensor array configurations with constrained aperture for passive sensing
Rajamäki, Robin; Koivunen, Visa2017 in Proceedings of the IEEE Radar Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781467388238ISSN: 1097-5764Worst-case jamming signal design and avoidance for MIMO radars
Aittomäki, Tuomas; Koivunen, Visa2016 in European Signal Processing Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9780992862657ISSN: 2219-5491Iterative quadratic relaxation method for optimization of multiple radar waveforms
Aittomäki, Tuomas; Koivunen, Visa2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880ISSN: 1520-6149Opportunistic radar waveform design in joint radar and cellular communication systems
Bica, Marian; Huang, Kuan Wen; Mitra, Urbashi; Koivunen, Visa2016 in IEEE Global Communications Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479959525ISSN: 2334-0983Mutual information based radar waveform design for joint radar and cellular communication systems
Bica, Marian; Huang, Kuan Wen; Koivunen, Visa; Mitra, Urbashi2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880ISSN: 1520-6149Demand response for renewable energy integration and load balancing in smart grid communities
Chis, Adriana; Rajasekharan, Jayaprakash; Lundén, Jarmo; Koivunen, Visa2016 in European Signal Processing Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9780992862657ISSN: 2219-5491Deep learning for HRRP-based target recognition in multistatic radar systems
Lundén, Jarmo; Koivunen, Visa2016 ISBN: 9781509008636Spectrum Maps for Cognition and Co-Existence of Communication and Radar Systems
Melvasalo, Maarit; Koivunen, Visa; Lunden, Jarmo2016 in Asilomar Conference on Signals, Systems, and Computers proceedings (IEEE COMPUTER SOCIETY PRESS)ISBN: 978-1-5386-3954-2ISSN: 1058-6393Cooperative joint synchronization and localization using time delay measurements
Naseri, Hassan; Koivunen, Visa2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880ISSN: 1520-6149Relative-gradient Bussgang-type blind equalization algorithms
Wu, Zhengwei; Kassam, Saleem A.; Koivunen, Visa2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880ISSN: 1520-6149Mismatched filter design for radar waveforms by semidefinite relaxation
Aittomaki, Tuomas; Koivunen, Visa2015 ISBN: 978-1-4673-6997-8Optimization of plug-in electric vehicle charging with forecasted price
Chis, Adriana; Lunden, Jarmo; Koivunen, Visa2015 ISBN: 978-1-4673-6997-8Randomized Simultaneous Orthogonal Matching Pursuit
Ejaz, Aqib; Ollila, Esa; Koivunen, Visa2015 ISBN: 978-0-9928626-4-0Radar waveform design in spectrum sharing environment: Coexistence and cognition
Huang, Kuan-Wen; Bica, Marian; Mitra, Urbashi; Koivunen, Visa2015 ISBN: 978-1-4799-8231-8New robust LASSO method based on ranks
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa2015 ISBN: 978-0-9928626-4-0Indoor mapping based on time delay estimation in wireless networks
Naseri, Hassan; Koivunen, Visa2015 ISBN: 978-1-4673-6997-8Minimizing the routing delay in cognitive radios using potential fields
Oksanen, Jan; Kaufman, Brett; Koivunen, Visa; Poor, Harold Vincent2015 ISBN: 978-1-4799-1932-1Measurement Association in SFN Passive Radar Systems
Pölönen, Keijo; Koivunen, Visa2015 ISBN: 978-1-4799-8231-8Cooperative game-theoretic approach to load balancing in smart grids with community energy storage
Rajasekharan, Jayaprakash; Koivunen, Visa2015 ISBN: 978-0-9928626-4-0ISSN: 2076-1465MIMO radar filterbank design for interference mitigation
Aittomäki, Tuomas; Koivunen, Visa2014 FAST AND ROBUST BOOTSTRAP IN ANALYSING LARGE MULTIVARIATE DATASETS
Basiri, Shahab; Ollila, Esa; Koivunen, Visa2014 in Conference Record of the Asilomar Conference on Signals Systems and Computers (IEEE COMPUTER SOC)ISSN: 1058-6393Fast and robust bootstrap method for testing hypotheses in the ICA model
Basiri, Shahab; Ollila, Esa; Koivunen, Visa2014 Frequency Agile Generalized Multicarrier Radar
Bica, Marian; Koivunen, Visa2014 Measurement campaign for collaborative sensing using cyclostationary based mobile sensors
Chaudhari, S.; Kosunen, Marko; Mäkinen, S.; Cárdenas-González, Ana; Koivunen, V.; Ryynänen, J.; Laatta, M.; Valkama, M.2014 Cepstrum based detection and classification of OFDM waveforms
Jäntti, J.; Chaudhari, S.; Koivunen, V.2014 Robust iteratively reweighted LASSO estimation for sparse tensor factorizations
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa; Poor, H.Vincent2014 Generalized ambiguity function for the MIMO radar with correlated waveforms
Li, Yongzhe; Vorobyov, Sergiy A.; Koivunen, Visa2014 ISSN: 0736-7791Multipath-Aided Cooperative Network Localization Using Convex Optimization
Naseri, Hassan; Costa, Mário; Koivunen, Visa2014 A generalized formulation for harmonic retrieval in correlated noise
Naseri, Hassan; Costa, Mário; Koivunen, Visa2014 Robust iterative hard thresholding for compressed sensing
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa2014 Production equilibrium in cooperative smart hybrid renewable minigrids
Rajasekharan, Jayaprakash; Koivunen, Visa2014 Intertemporal trading economy model for smart grid household energy consumption
Rajasekharan, Jayaprakash; Koivunen, Visa2014 ISBN: 9781479928927Learning multidimensional Fourier series with tensor trains
Wahls, Sander; Koivunen, Visa; Poor, H.Vincent; Verhaegen, Michel2014 Improved MIMO radar channel estimation using spatial coding
Aittomäki, Tuomas; Koivunen, Visa2013 On the BEP Walls for Soft Decision Based Cooperative Sensing in Cognitive Radios
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2013 Impact of Reporting-Channel Coding on the Performance of Distributed Sequential Sensing
Chaudhari, Sachin; Koivunen, Visa2013 Scheduling of Plug-in Electric Vehicle Battery Charging with Price Prediction
Chis, Adriana; Lundén, Jarmo; Koivunen, Visa2013 Sparse regularization of tensor decompositions
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa2013 ISSN: 1520-6149Robust and sparse estimation of tensor decompositions
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa; Croux, Christophe2013 Distributed demand-side optimization with load uncertainty
Lundén, Jarmo; Werner, Stefan; Koivunen, Visa2013 Synchronization and ranging by scheduled broadcasting
Naseri, Hassan; Salmi, Jussi; Koivunen, Visa2013 ISBN: 978-1-4799-0356-6ISSN: 1520-6149A Sensing Policy Based on Confidence Bounds and a Restless Multi-Armed Bandit Model
Oksanen, Jan; Koivunen, Visa; Poor, H.Vincent2013 Robust regularized M-estimators of regression parameters and covariance matrix
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa2013 Control symbol based fluctuating target detection in DVB-T2 passive radar systems
Pölönen, Keijo; Koivunen, Visa2013 ISBN: 978-1-4673-5792-0ISSN: 1097-5764Competitive Equilibrium Pricing and Cooperation in Smart Grids with Energy Storage.
Rajasekharan, Jayaprakash; Lunden, Jarmo; Koivunen, Visa2013 Demand side management through electricity pricing in competitive environments
Rautiainen, Terhi; Lundén, Jarmo; Werner, Stefan; Koivunen, Visa2013 Target velocity estimation with distributed MIMO radar using multiple pulse repetition frequencies
Aittomaki, Tuomas; Koivunen, Visa2012 BEP Walls for Cooperative Bayesian Detection with Reporting Channel Errors
Chaudhari, Sachin; Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-2569-1Effects of Quantization and Channel Errors on Sequential Detection in Cognitive Radios
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-3140-1Incorporating Array Nonidealities Into Adaptive Capon Beamformer for Source Tracking
Costa, Mário; Koivunen, Visa2012 ISBN: 978-1-4673-1071-0Locally optimum and suboptimum detection of complex-valued cyclostationary signals
Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-3140-1Efficient computation of effective SINR
Oborina, Alexandra; Henttonen, Tero; Koivunen, Visa; Moisio, Martti2012 ISBN: 978-1-4673-3140-1Resource minimization driven spectrum sensing policy
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-0046-9Design of spectrum sensing policy for multi-user multi-band cognitive radio network
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-3140-1Detection of DVB-T2 control symbols in passive radar systems
Pölönen, Keijo; Koivunen, Visa2012 ISBN: 978-1-4673-1070-3ISSN: 1551-2282Robust Greedy Algorithms for Compressed Sensing
Razavi, S.Alireza; Ollila, Esa; Koivunen, Visa2012 ISBN: 978-1-4673-1068-0Continuous Wave Radar based Vital Sign Estimation: Modeling and Experiments
Salmi, Jussi; Luukkonen, Olli; Koivunen, Visa2012 ISBN: 978-1-4673-0658-4Dual-Lag Correlation-Based Feature Detection of OFDM Signals with Cyclic Phase Compensation
Turunen, Vesa; Kosunen, Marko; Koivunen, Visa; Ryynänen, Jussi2012 ISBN: 978-1-62276-013-8Resource allocation for target detection in distributed MIMO radars
Aittomaki, T.; Godrich, H.; Poor, H.V.; Koivunen, V.2011 ISBN: 978-1-4673-0323-1ISSN: 1058-6393Widely distributed MIMO radar beamforming for detecting targets with slow RCS fluctuations
Aittomäki, Tuomas; Koivunen, Visa2011 Ambiguity analysis of isolation - based multi-antenna structures on mobile terminal
Azremi, A.A.H.; Costa, Mario; Koivunen, Visa; Vainikainen, Pertti2011 ISBN: 978-1-4577-0250-1BEP Walls for Collaborative Spectrum Sensing
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2011 ISBN: 978-1-4577-0538-0Performance limitations for cooperative spectrum sensing with reporting channel errors
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2011 Effects of Quantization on BEP Walls for Soft Decision Based Cooperative Sensing
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2011 ISBN: 978-1-4244-9331-3Model order selection in sensor array responce modeling
Costa, Mario; Richter, Andreas; Koivunen, Visa2011 On the performance of flexible UL-DL switching point in TDD wireless networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio B.2011 Exploiting spatial diversity in multiagent reinforcement learning based spectrum sensing
Lundén, Jarmo; Koivunen, Visa; Kulkarni, Sanjeev R.; Poor, H.Vincent2011 Reinforcement learning based distributed multiagent sensing policy for cognitive radio networks
Lundén, Jarmo; Koivunen, Visa; Kulkarni, Sanjeev R.; Poor, H.Vincent2011 ISBN: 978-1-4577-0177-1Complex-valued signal processing - essential models, tools and statistics
Ollila, Esa; Koivunen, Visa; Poor, H.Vincent2011 A robust estimator and detector of circularity of complex signals
Ollila, Esa; Koivunen, Visa; Poor, H.Vincent2011 Reduced complexity space-time coding in single-frequency networks
Pölönen, Keijo; Koivunen, Visa2011 Cooperative game theory and auctioning for spectrum allocation in cognitive radios
Rajasekharan, Jayaprakash; Eriksson, Jan; Koivunen, Visa2011 Target detection and positioning using widely distributed MIMO radar with correlated scattering
Aittomäki, Tuomas; Koivunen, Visa2010 Exploiting correlation in MIMO radar with angular diversity
Aittomäki, Tuomas; Koivunen, Visa2010 MIMO radar target detection with parametric scattering correlation model
Aittomäki, Tuomas; Koivunen, Visa2010 Effect on Quantization and Channel Errors on Collaborative Spectrum Sensing
Chaudhari, Sachin; Koivunen, Visa2010 Low complexity estimation of multiple frequency offsets using optimized training signals
Koivisto, Tommi; Koivunen, Visa2010 On the implementation of Autocorrelation-based Feature Detector
Kokkinen, Kari; Turunen, Vesa; Kosunen, Marko; Chaudhari, Sachin; Koivunen, Visa; Ryynänen, Jussi2010 Effective SINR distribution in MIMO OFDM systems
Oborina, Alexandra; Koivunen, Visa; Henttonen, Tero2010 in Conference Record of the Asilomar Conference on Signals Systems and Computers (IEEE)ISBN: 9781424497218ISSN: 1058-6393Ergodic System Capasity of Mobile MIMO Systems using Adaptive Modulation
Oborina, Alexandra; Moisio, Martti; Koivunen, Visa2010 ISBN: 978-1-4244-8016-6Cell Hearability Analysis in UTRAN Long Term Evolution Downlink
Oborina, Alexandra; Henttonen, Tero; Koivunen, Visa2010 Diversity-Based Spectrum Sensing Policy For Detecting Primary Signals Over Multiple Frequency Bands
Oksanen, Jan; Koivunen, Visa; Lundén, Jarmo; Huttunen, Anu2010 Reinforcement Learning Method for Energy Efficient Cooperative Multiband Spectrum Sensing
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2010 Characterization of spatial diversity in cooperative spectrum sensing
Oksanen, Jan; Koivunen, Visa; Lundén, Jarmo2010 Reinforcement Learning-Based Multiband Sensing Policy for Cognitive Radios
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2010 Steering Vector Modeling for Polarimetric Arrays of Arbitrary Geometry
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2010 Unifying spherical Harmonic and 2-D Fourier decompositions of the array manifold
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2010 Optimal detector for MIMO Radar with Angular Diversity and Correlated Scattering
Aittomäki, Tuomas; Koivunen, Visa2009 Beampattern Optimization by Minimization of Quartic Polynomial
Aittomäki, Tuomas; Koivunen, Visa2009 MIMO Radar Direction Finding Performance Using Swerling Models
Aittomäki, Tuomas; Koivunen, Visa2009 Statistics for complex randon variables revisited
Eriksson, Jan; Ollila, Esa; Koivunen, Visa2009 OFDM ranging in multipath channels using time-reversal method
Haghparast, Azadeh; Abrudan, Traian; Koivunen, Visa2009 Interference-Aware Resource Allocation for Device-to-Device Radio Underlaying Cellular Networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio; Korhonen, J.; Doppler, K.; Hugl, K.2009 ISBN: 978-1-4244-2517-4ISSN: 1550-2252Optimizing spectral shape under general spectrum emission mask constraints
Jänis, Pekka; Koivunen, Visa; Nentwing, Markus2009 Adjacent channel interference between asynchronous TDD cellular networks
Jänis, Pekka; Koivunen, Visa; Tirkkonen, Olav; Hugl, Klaus2009 Interference-avoiding MIMO schemes for device-to-device radio underlaying cellular networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cássio B.; Doppler, Klaus; Gugl, Klaus2009 Diversity transmission for correlation-based slot synchronization with noncoherent combining
Koivisto, Tommi; Koivunen, Visa2009 Impact of frequency and time offsets on cooperative multi-user MIMO-OFDM systems
Koivisto, Tommi; Koivunen, Visa2009 Adjusting the generalized likelihood ratio test of circularity robust to non-normality
Koivunen, Visa2009 FPGA implementation of autocorrelation-based feature detector for cognitive radio
Kokkinen, Kari; Turunen, Vesa; Kosunen, Marko; Chaudhari, Sachin; Koivunen, Visa; Ryynänen, Jussi2009 ISBN: 9781424443109Azimuth, Elevation, and Polarization Estimation for Arbitrary Polarimetric Array Configurations
Pereira da Costa, Mario; Richer, Andreas; Koivunen, Visa2009 Low Complexity Azimuth and Elevation Estimation for Arbitrary Array Configurations
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2009 Sequential Unfolding SVD for Low Rank Orthogonal Tensor Approximation,"
salmi, Jussi; Richter, Andreas; Koivunen, Visa2009 Angular Doppler Characterization in Indoor Channels
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2009 Distributed parameter estimation with selective cooperation
Werner, Stefan; Huang, Yih-Fang; de Campos, Marcello L.R.; Koivunen, Visa2009 Efficient Riemannian algorithms for optimization under unitary matrix constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa2008 Efficient Line Search Methods for Riemannian Optimization Under Unitary Matrix Constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa2008 Collaborative Autocorrelation-Based Spectrum Sensing of OFDM signals in Cognitive Radios
Chaudhari, Sachin; Lundén, Jarmo; Koivunen, Visa2008 Distributed Autocorrelation-Based Sequential Detection of OFDM Signals in Cognitive Radios
Chaudhari, Sachin; Koivunen, Visa; Poor, Vincent H.2008 Nonparametric cyclic correlation based detection for cognitive radio systems
Lundén, Jarmo; Kassam, Saleem A.; Koivunen, Visa2008 Censoring for collaborative spectrum sensing in cognitive radios
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, Vincent H.2008 MIMO performance evaluation in UTRAN Long Term Evolution downlink
Oborina, Alexandra; Moisio, M.; Henttonen, T.; Pernilä, E.; Koivunen, Visa2008 On the Cramer-Rao bound for the constrained and unconstrained complex parameters
Ollila, Esa; Koivunen, Visa; Eriksson, Jan2008 Polynomial Rooting-based Direction Finding for Arbitrary Array Configurations
Pereira da Costa, Mário Jorge; Richter, Andreas; Belloni, Fábio; Koivunen, Visa2008 SINR analysis of opportunistic MIMO-SDMA downlink systems with linear combining
Pun, M.O.; Koivunen, Visa; Poor, H.V.2008 Detecting Specular Propagation Paths in the Presence of Distributed Scattering in Angle and Delay Domains
Ribeiro, Cássio; Richter, Andreas; Koivunen, Visa2008 Tensor decomposition of MIMO channel sounding measurements and its applications
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2008 ML estimation of covariance matrix for tensor valued signals in noise
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2008 Tracking of MIMO propagation parameters under spatio-temporal scattering model
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2008 Decentralized set-membership adaptive estimation for clustered sensor networks
Werner, Stefan; Mohammed, Mobien; Huoang, Y.H.; Koivunen, Visa2008 E_cient line search methods for riemannian optimization under unitarity matrix constraint
Abrudan, T.; Eriksson, Jan; Koivunen, V.2007 Low-Complexity Method for Transmit Beamforming in MIMO Radars
Aittomäki, Tuomas; Koivunen, Visa2007 Signal covariance matrix optimization for transmit beamforming in MIMO radars
Aittomäki, Tuomas; Koivunen, Visa2007 ISBN: 978-1-4244-2109-1 Spectrum sensing in cognitive radios based on multiple cyclic frequencies
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, H.Vincent2007 Scaled conjugate gradient method for radar pulse modulation estimation
Lundén, Jarmo; Koivunen, Visa2007 Sparse equalization in high data rate WCDMA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2007 ISBN: 1-4244-0955-1Opportunistic scheduling and beamforming for MIMO-SDMA downlink systems with linear combining
Pun, M.O.; Koivunen, Visa; Poor, H.Vincent2007 Iterative Interpolation Method for Multiband-OFDM Channel Estimation
Pölönen, Keijo; Koivunen, Visa2007 Search for Specular Propagation Paths in the Presence of Distributed Scattering in Angle and Delay Domains
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa2007 Signal Processing Perspectives to Radio Channel Modelling
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2007 Carrier frequency synchronization for mobile television receivers
Roman, Timo; Koivunen, Visa2007 State-Space Modeling and Propagation Parameter Tracking: Multitarget tracking based approach
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2007 Blind Estimation of Multiple Carrier Frequency Offsets
Yu, Yuanning; Petropulu, Athina P.; Poor, H.Vincent; Koivunen, Visa2007 Extension of root-MUSIC to non-ULA Array Configurations
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Avoiding bias in circular arrays using optimal beampattern shaping and EADF
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Performance of root-MUSIC algorithm using Real-Word Arrays
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Adaptive estimation of the strong uncorrelating transform with applications to subspace tracking
Douglas, S.C.; Eriksson, J.; Koivunen, V.2006 The strong uncorrelating projection approximation (supa) algorithm for decorrelating complex non-circular data
Douglas, S.C.; Eriksson, J.; Koivunen, V.2006 Fixed-point complex ICA algorithms for the blind separation of sources using their real or imaginary components
Douglas, Scott C.; Eriksson, Jan; Koivunen, Visa2006 ISBN: 3-540-32630-8ISSN: 0302-9743Equivariant algorithms for estimating the strong-uncorrelation transform in complex independent component analysis
Douglas, Scott C.; Eriksson, Jan; Koivunen, Visa2006 ISBN: 3-540-32630-8ISSN: 0302-9743Robust estimation of radar pulse modulation
Lundén, Jarmo; Koivunen, Visa2006 Semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Koivunen, Visa2006 MMSE equalizer and chip level inter-antenna interference canceler for HSDPA MIMO systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2006 ISBN: 0-7803-9392-9ISSN: 1550-2252Joint maximum likelihood estimation of angular and time-delay MIMO propagation parameters
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa2006 DoA and Polarization Estimation using Arbitrary Polarimetric Array Configurations
Richter, Andreas; Belloni, Fabio; Koivunen, Visa2006 On Distributed Scattering in Radio Channels and Its Contribution to MIMO Channel Capacity
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2006 An Algorithm for Estimation and Tracking of Distributed Diffuse Scattering in Mobile Radio Channels
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2006 Blind CFO estimation for OFDM with constant modulus constellations: performance bounds and algorithms
Roman, Timo; Richter, Andreas; Koivunen, Visa2006 Smart antennas: overview of research in SMARAD
Räisänen, Antti V.; Vainikainen, Pertti; Tretyakov, Sergei A.; Koivunen, Visa; Laakso, Timo2006 Enhanced tracking of radio propagation path parameters using state-space modeling
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2006 MIMO propagation parameter tracking using EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2006 Propagation parameter tracking using variable state dimension Kalman filter
Salmi, Jussi; Richter, Andreas; Enescu, Mihai; Vainikainen, Pertti; Koivunen, Visa2006 ISBN: 0-7803-9392-9ISSN: 1550-2252Empirical characteristic function based estimation of multiple scattering channel parameters
Salo, Jari; Eriksson, Jan; Koivunen, Visa; Vainikainen, Pertti2006 Combined frequency and time domain channel estimation in mobile MIMO-OFDM systems
Werner, Stefan; Enescu, Mihai; Koivunen, Visa2006 Optimization under unitary matrix constraint using approximate matrix exponential
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2005 Reducing bias beamspace methods for uniform circular array
Belloni, Fabio; Koivunen, Visa2005 Analysis of Beamspace Transform on Uniform Circular Array
Belloni, Fabio; Koivunen, Visa2005 Reducing Excess Variance in Beamspace Methods for Uniform Circular Array
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2005 One-Step Code-Phase Tracking Method for Long-Code Navigation Systems
Delfino, Eugenio; Sirbu, Marius; Koivunen, Visa2005 Estimating the fading coefficient in mobile OFDM systems using state-space model
Enescu, Mihai; Koivunen, Visa2005 Complex ICA for circular and non-circular sources
Eriksson, Jan; Seppola, Anne-Mari; Koivunen, Visa2005 Blind Separation of a Class of Nonlinear ICA Models
Eriksson, Jan; Koivunen, Visa2005 Classifying Pulse Compression Radar Waveforms Using Time-Frequency Distributions
Lundén, Jarmo; Koivunen, Visa; Terho, Liisa2005 Waveform recognition in pulse compression radar systems
Lundén, Jarmo; Terho, Liisa; Koivunen, Visa2005 Low complexity space-time MMSE equalization in WCDMA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2005 Propagation parameter estimation in MIMO systems using mixture of angular distributions model
Ribeirio, Cassio; Ollila, Esa; Koivunen, Visa2005 Recent Advances in Modeling and Estimation of Local and Distributed Scatting of Mobile Radio Channels
Ribeiro, Cassio; Richter, Andreas; Koivunen, Visa2005 Cramér-Rao Bound for Angular Propagation Parameter Estimation in MIMO Systems
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2005 Stochastic Maximum Likelihood Estimation of Angle- and Delay-Domain Propagation Parameters
Ribeiro, Cassio; Richter, Andreas; Koivunen, Visa2005 State-Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa2005 Recent advances in radio channel parameter estimation from channel sounding measurements,
Richter, Andreas; Koivunen, Visa2005 Subspace method for blind CFO estimation for OFDM systems with constant modulus constellations
Roman, Timo; Koivunen, Visa2005 One-Shot subspace based method for blind CFO estimation for OFDM
Roman, Timo; Koivunen, Visa2005 Separation on Complex Signals Using Characteristic Functions
Seppola, Anne-Mari; Eriksson, Jan; Koivunen, Visa2005 Low-complexity time-doman channel estimation for mobile wireless OFDM systems
Werner, Stefan; Enescu, Mihai; Koivunen, Visa2005 A Blind equalizer for MIMO OFDM Systems
Abrudan, Traian; Hjørungnes, Are; Koivunen, Visa2004 A Block-Toeplitz VCMA Equalizer for MIMO-OFDM Systems
Abrudan, Traian; Sirbu, Marius; Koivunen, Visa2004 Recursive Householder-based Space-time Processor for Jammer Mitigation in Navigation Receivers
Aittomäki, Tuomas; Koivunen, Visa2004 On the estimation of correlated noise statistics in a class of state-space models
Enescu, Mihai; Koivunen, Visa2004 Parameter estimation of measured channels in mobile MIMO OFDM system
Enescu, Mihai; Herdin, Markus; Roman, Timo; Koivunen, Visa2004 Complex-Valued ICA Using Second Order Statistics
Eriksson, Jan; Koivunen, Visa2004 delta-signed Correlation Method for Noisy Channel Identification
Järvinen, Jussi; Koivunen, Visa2004 Time-Varying Carrier Offset Tracking in OFDM Systems Using Particle Filtering
Nyblom, Tuomas; Roman, Timo; Enescu, Mihai; Koivunen, Visa2004 Generalized Complex Elliptical Distributions
Ollila, Esa; Koivunen, Visa2004 Stochastic maximum likelihood method for propagation parameter estimation
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2004 Performance bound for blind CFO estimation in OFDM with real-valued constellations
Roman, Timo; Visuri, Samuli; Koivunen, Visa2004 Blind CFO Estimation in OFDM Systems Using Diagonality Criterion
Roman, Timo; Koivunen, Visa2004 A Novel Method for Time-Delay Acquisition in Satellite Navigation Systems
Sirbu, Marius; Delfino, Eugenio; Koivunen, Visa2004 MMSE Delay Acquisition of Pulse-Shaped Signals in Satellite Navigation Systems
Sirbu, Marius; Delfino, Eugenio; Koivunen, Visa2004 Householder based Low-Rank Space-time Processor For Anti-jamming Navigation Receivers
Werner, Stefan; With, Matias; Koivunen, Visa2004 ISBN: 978-320-0001-65-7 Householder-based Anti-jamming Navigation Receiver Structures
With, Matias; Werner, Stefan; Koivunen, Visa2004 Blind Multi-user Receiver for MIMO-OFDM Systems
Abrudan, Traian; Sirbu, Marius; Koivunen, Visa2003 High-resolution Direction Finding using Uniform Circular Array
Belloni, Fabio; Koivunen, Visa2003 Unitary Root-Music Technique for Uniform Circular Array
Belloni, Fabio; Koivunen, Visa2003 Channel estimation and tracking in spatially correlated MIMO OFDM system
Enescu, Mihai; Roman, Timo; Koivunen, Visa2003 Identifiability and Separability of Linear Ica Models Revisited
Eriksson, Jan; Koivunen, Visa2003 Tracking Mobile Radios Using Antenna Arrays and Particle Filters
Oja, Eino; Koivunen, Visa2003 Influence functions for array covariance matrix estimators
Ollila, Esa; Koivunen, Visa2003 Robust Space-Time Covariance Estimation for Smart Antennas
Ollila, Esa; Quattropani, Luca; Koivunen, Visa2003 Robust space-time scatter matrix estimator for broadband antenna arrays
Ollila, Esa; Koivunen, Visa2003 Robust Antenna Array Processing Using M-estimators of Pseudo-Covariance
Ollila, Esa; Koivunen, Visa2003 Time-domain method for tracking dispersive channels in MIMO OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Joint Time-Domain Tracking of Channel and Frequency Offset for OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Time-Domain Method for Tracking Dispersive Channels in OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Recursive Estimation of Time-Varying Channel and Frequency Offset in MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Time-Doman method for tracking dispersive in MIMO OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 One-Step Refinement Method for Joint Channel Estimation and Timing Acquisition in OFDM Transmission
Sirbu, Marius; Koivunen, Visa2003 Low complexity synchronization method for uplink long-cpde DS/CDMA
Sirbu, Marius; Koivunen, Visa2003 Modulation Classification in Fading Multipath Channel
Venäläinen, Juha; Terho, Liisa; Koivunen, Visa2003 Resolving Ambiguities in Subspace-Based Blind Receiver for Mimo Channels
Visuri, Samuli; Koivunen, Visa2003 Anti-jamming receivers for satellite navigation systems
With, Matias; Werner, Stefan; Aittomäki, Tuomas; Koivunen, Visa2003 Resursive Estimation of Noise Statistics in Kalman Filter Based MIMO Equalization
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2002 On the estimation of state transition matrix and noise statistics in state-space models
Enescu, Mihai; Koivunen, Visa2002 Time-Varying Channel Tracking for Space-Time Block Coding
Enescu, Mihai; Koivunen, Visa2002 Kalman smoothing based channel estimation for space-time block coding
Enescu, Mihai; Koivunen, Visa2002 Blind Identifiability of Class of Nonlinear Instantaneous ICA Models
Eriksson, Jan; Koivunen, Visa2002 Blind Channel Estimation for Multicode Transmission in Long Code CDMA Systems
Melvasalo, Maarit; Koivunen, Visa2002 Blind Channel Estimation in Multicode CDMA System with Antenna Array
Melvasalo, Maarit; Koivunen, Visa2002 Propagation delay estimation in asynchronous DS/CDMA using multiple antennas
Sirbu, Marius; Koivunen, Visa2002 Multichannel stochastic gradient method for adaptive equalization in uplink asynchronous DS/CDMA
Sirbu, Marius; Koivunen, Visa2002 Channel estimation and tracking in uplink asynchronous DS/CDMA using multiple antennas
Sirbu, Marius; Koivunen, Visa2002 Modulation Recognition System for Frequency Selective Channels
Venäläinen, Juha; Terho, Liisa; Koivunen, Visa2002 Recursive Semi-Blind Equalizer for Time Varying MIMO Channels
Enescu, M.; Sirbu, M.; Koivunen, V.2001 Recursive estimator for Blind MIMO equalization via BSS and fractional sampling
Enescu, Mihai; Zhang, Yinglu; Kassam, S.A.; Koivunen, Visa2001 Novel Characteristic Function Based Criteria For Ica
Eriksson, Jan; Kankainen, Annaliisa; Koivunen, Visa2001 Blind Separation of Communication Signals Using Pearson System Based Method
Karvanen, Juha; Koivunen, Visa2001 Blind Separation using Absolute Moments Based Adaptive Estimating Function
Karvanen, Juha; Koivunen, Visa2001 On the Feasibility of Blind Equalization for EDGE Systems
Sirbu, Marius; Mannerkoski, Jukka; Zhang, Yinglu; Koivunen, Visa2001 Real-Time Semi-Blind Equalization of Time Varying Channels
Sirbu, Marius; Enescu, Mihai; Koivunen, Visa2001 Estimating Noise Statistics in Adaptive Semiblind Equalization
Sirbu, Marius; Enescu, Mihai; Koivunen, Visa2001 Feasibility of fractionally spaced blind equalization with GMSK modulated signals
Sirbu, M.; Mannerkoski, J.; Zhang, Y.; Koivunen, V.2001 Compensation of Frequency-Selective I/Q Imbalances in Wideband Receivers: Models and Algorithms
Valkama, Mikko; Renfors, Markku; Koivunen, Visa2001 Direction of Arrival Estimation in Nonstandard Conditions Using Nonparametric Statistics
Visuri, Samuli; Koivunen, Visa; Terho, Liisa2001 Blind channel indentification using robust subspace estimation
Visuri, S.; Oja, H.; Koivunen, V.2001 Blind Equalization for GSM Systems via Source Separation
Zhang, Y.; Mannerkoski, J.; Koivunen, V.; Kassam, S.A.2001 Tracking Time-Varying Mixig System in Blind Separation
Enescu, M.; Koivunen, V.2000 Recursive estimator for separation of arbitrarily kurtotic sources
Enescu, M.; Koivunen, V.2000 Source Distribution Adaptive Maximum Likelihood Estimation of ICA Model
Eriksson, J.; Karvanen, J.; Koivunen, V.2000 Pearson System based Method for Blind Separation
Karvanen, J.; Eriksson, J.; Koivunen, V.2000 Maximum likelihood estimation of ICA model for wide class of source distributions
Karvanen, J.; Eriksson, J.; Koivunen, V.2000 Sensitivity of SIMO blind equalizers to the channel precursor magnitude
Mannerkoski, J.; Koivunen, V.2000 Are Blind Equalizers Assuming White Data Applicable to Block Encoded Sequences?
Mannerkoski, J.; Koivunen, V.2000 Classification of MFSK Modulated Signals Using the Mean of Comlex Envelope
Roisti, A.; Koivunen, V.2000 Blind Source Separation Based i/Q Imbalance Compensation
Valkama, M.; Renfors, M.; Koivunen, V.2000 On the Performance of Interference Caceller Based I/Q Imbalance Compensation
Valkama, M.; Renfors, M.; Koivunen, V.2000 BSS Based i/Q Imbalance Compensation in the Presence of Timing Errors
Valkama, M.; Renfors, M.; Koivunen, V.2000 Robust Subspace DOA Estimation for Wireless Communications
Visuri, S.; Koivunen, V.; Oja, H.2000 Nonparametric Statistics for Subspace Based Frequency Estimation
Visuri, S.; Oja, H.; Koivunen, V.2000 Nonparametric Statistics for DOA Estimation in the Presence of Multipath
Visuri, S.; Oja, H.; Koivunen, V.2000 Predictor - Corrector Structure for Real Time Blind Separation from Noisy Mixtures
Koivunen, V.; Oja, E.1999 Blind Separation from e-Contaminated Mixtures
Koivunen, V.; Pajunen, P.; Karhunen, J.; Oja, E.1998 Non-refereed scientific articles
Unrefereed journal articlesIntroduction to the Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Scientific books (monographs)
Book (editor)Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Publications intended for professional communities
Published development or research reportConjugate Gradient Algorithm for Optimization Under Unitary Matrix Constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2008 Nonparametric Tests of Circularity of Complex-Valued Random Vectors
Ollila, Esa; Koivunen, Visa2008 Wireless LANs with High Throughput in Interference-Limited Environments - Project Summary and Outcomes
Richter, Andreas; Tufvesson, Fredrik; Salvo Rossi, Pierluigi; Haneda, Katsuyuki; Koivunen, Jukka; Kolmonen, Veli-Matti; Salmi, Jussi; Almers, Peter; Hammarberg, Peter; Pölönen, Keijo; Suvikunnas, Pasi; Molisch, Andreas F.; Edfors, Ove; Koivunen, Visa; Vainikainen, Pertti; Müller, Ralf R.2008 Tracking of Double Directional Radio Propagation Path Parameters with EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2008 DoA Estimation via Manifold Separation for Arbitrary Array Structures: Error Analysis
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Low complexity semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2006 Stochastic ML method for propagation parameter estimation using mixture of angular distribution models
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2005 A State Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa2005 Blind frequency synchronixation for OFDM with real valued modulations
Roman, Timo; Visuri, Samuli; Koivunen, Visa2005 Convergence Analysis of a Blind Receiver for MIMO-OFDM Systems
Abrudan, Traian; Koivunen, Visa2004 Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa2004 Identifiability, Separability and Uniqueness of Complex ICA Models
Eriksson, Jan; Koivunen, Visa2004 Joint Time-Domain Tracking of Channel and Frequency Offset for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Deley estimation in long-code asynchronous DS/CDMA systems using multiple antennas
Sirbu, Marius; Koivunen, Visa2003 Adaptive Equalization of Time-Varying MIMO Channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2002 Audiovisual material, ICT software
ICT programs or applicationsSoftware for Maximum Likelihood Blind Source Separation using the EGLD Model
Eriksson, J.; Karvanen, J.; Koivunen, V.2000 Software for Blind Source Separation using the Pearson System
Karvanen, J.; Eriksson, J.; Koivunen, V.2000
Mismatched filter design and interference mitigation for MIMO radars
Aittomäki, Tuomas; Koivunen, Visa
2017 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Alternative Derivation of FastICA with Novel Power Iteration Algorithm
Basiri, Shahab; Ollila, Esa; Koivunen, Visa
2017 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908
Enhanced bootstrap method for statistical inference in the ICA model
Basiri, Shahab; Ollila, Esa; Koivunen, Visa
2017 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684
Spatial Interpolation of Cyclostationary Test Statistics in Cognitive Radio Networks Methods and Field Measurements
Chaudhari, Sachin; Kosunen, Marko; Mäkinen, Semu; Chandrasekaran, Ramanathan; Oksanen, Jan; Laatta, Markus; Ryynanen, Jussi; Koivunen, Visa; Valkama, Mikko
2017 in IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9545
Joint Device Positioning and Clock Synchronization in 5G Ultra-Dense Networks
Koivisto, Mike; Costa, Mario; Werner, Janis; Heiska, Kari; Talvitie, Jukka; Leppanen, Kari; Koivunen, Visa; Valkama, Mikko
2017 in IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1536-1276
Radar Waveform Sidelobe Level Optimality and Sampling
Aittomäki, Tuomas; Koivunen, Visa
2016 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908
Robust, Scalable, and Fast Bootstrap Method for Analyzing Large Scale Data
Basiri, Shahab; Ollila, Esa; Koivunen, Visa
2016 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Generalized Multicarrier Radar: Models and Performance
Bica, Marian; Koivunen, Visa
2016 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Performance Evaluation of Cyclostationary-Based Cooperative Sensing Using Field Measurements
Chaudhari, Sachin; Kosunen, Marko; Mäkinen, Semu; Oksanen, Jan; Laatta, Markus; Ojaniemi, Jaakko; Koivunen, Visa; Ryynänen, Jussi; Valkama, Mikko
2016 in IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9545
Reinforcement Learning-Based Plug-in Electric Vehicle Charging with Forecasted Price
Chis, Adriana; Lunden, Jarmo; Koivunen, Visa
2016 in IEEE TRANSACTIONS ON VEHICULAR TECHNOLOGY (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9545
Cooperative Simultaneous Localization and Mapping by Exploiting Multipath Propagation
Naseri, Hassan; Koivunen, Visa
2016 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Detection and Classification of OFDM Waveforms Using Cepstral Analysis
Jantti, Joona; Chaudhari, Sachin.; Koivunen, Visa
2015 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Ambiguity function of the transmit beamspace-based MIMO radar
Li, Yongzhe; Vorobyov, Sergiy A.; Koivunen, Visa
2015 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Robotics Inspired Opportunistic Routing for Cognitive Radio Using Potential Fields
Oksanen, Jan; Kaufman, Brett; Koivunen, Visa; Poor, H.Vincent
2015 in IEEE Transactions on Cognitive Communications and Networking (Institute of Electrical and Electronics Engineers Inc.)ISSN: 2332-7731
An Order Optimal Policy for Exploiting Idle Spectrum in Cognitive Radio Networks
Oksanen, Jan; Koivunen, Visa
2015 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Cooperative game-theoretic approach to spectrum sharing in cognitive radios
Rajasekharan, Jayaprakash; Koivunen, Visa
2015 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684
Application of Manifold Separation to Polarimetric Capon Beamformer and Source Tracking
Costa, Mario; Koivunen, Visa
2014 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Estimating Directional Statistics Using Wavefield Modeling and Mixtures of von-Mises Distributions
Costa, Mario; Koivunen, Visa; Poor, Harold Vincent
2014 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908
Introduction to the Issue on Signal Processing in Smart Electric Power Grid
Huang, Yih-Fang; Kishore, Shalinee; Koivunen, Visa; Mandic, Danilo; Tong, Lang
2014 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553
Cyclic frequencies of BOC-modulated GNSS signals and their potential within a cognitive positioning framework
Lohan, Simona; Lundén, Jarmo; Seco-Granados, Gonzalo; López-Salcedo, José A.; Koivunen, Visa
2014 in NAVIGATION (Institute of Navigation)ISSN: 0028-1522
Spatial sign and rank cyclic detectors
Lundén, Jarmo; Koivunen, Visa
2014 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908
Optimal Energy Consumption Model for Smart Grid Households with Energy Storage
Rajasekharan, Jayaprakash; Koivunen, Visa
2014 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553
Time Synchronization and Ranging in OFDM Systems Using Time-Reversal
Abrudan, T.E.; Haghparast, A.; Koivunen, Visa
2013 in IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT (Institute of Electrical and Electronics Engineers Inc.)ISSN: 0018-9456
BEP walls for cooperative sensing in cognitive radios using K-out-of-N fusion rule
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa; Poor, H.Vincent
2013 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684
Multiagent Reinforcement Learning Based Spectrum Sensing Policies for Cognitive Radio Networks
Lunden, Jarmo; Kulkarni, Sanjeev R.; Koivunen, Visa; Poor, H.Vincent
2013 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553
Cooperative Sensing with Imperfect Reporting Channels: Hard Decisions or Soft Decisions?
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa; Poor, H.Vincent
2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
DoA and Polarization Estimation for Arbitrary Array Configurations
Costa, Mario; Richter, Andreas; Koivunen, Visa
2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Flexible UL-DL Switching Point in TDD Cellular Local Area Wireless Networks
Jänis, Pekka; Ribeiro, Cássio B.; Koivunen, Visa
2012 in MOBILE NETWORKS AND APPLICATIONS (SPRINGER)ISSN: 1383-469X
Construction of Minimum Euclidean Distance MIMO Precoders and Their Lattice Classifications
Kapetanovic, D.; Rusek, F.; Abrudan, T.E.; Koivunen, Visa
2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Diversity Transmission of Synchronization Sequences in MIMO Systems
Koivisto, T.; Koivunen, Visa
2012 in IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1536-1276
Performance of Mobile MIMO OFDM Systems With Application to UTRAN LTE Downlink
Oborina, Alexandra; Moisio, Martti; Koivunen, Visa
2012 in IEEE TRANSACTIONS ON WIRELESS COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1536-1276
Reinforcement learning based sensing policy optimization for energy efficient cognitive radio networks
Oksanen, Jan; Lunden, Jarmo; Koivunen, Visa
2012 in NEUROCOMPUTING (Elsevier Science B.V.)ISSN: 0925-2312
Compound-Gaussian clutter modelling with an inverse Gaussian texture distribution
Ollila, Esa; Tyler, David E.; Koivunen, Visa; Poor, H.Vincent
2012 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1070-9908
Complex elliptically symmetric distributions: survey, new results and applications
Ollila, Esa; Tyler, David E.; Koivunen, Visa; Poor, H.Vincent
2012 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Robust Estimation in Signal Processing: A Tutorial-Style Treatment of Fundamental Concepts
Zoubir, A.M.; Koivunen, Visa; Chakhchoukh, Y.; Muma, M.
2012 in IEEE Signal Processing Magazine (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-5888
Interference Aware Radio Resource Management for Local Area Wireless Networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio B.
2011 in EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING (Springer Publishing Company)ISSN: 1687-1472
Complex Elliptically Symmetric Random Variables-Generation, Characterization, and Circularity Tests
Ollila, Esa; Eriksson, Jan; Koivunen, Visa
2011 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Performance Analysis of Joint Opportunistic Scheduling and Receiver Design for MIMO-SDMA Downlink Systems
Pun, Man-On; Koivunen, Visa; Poor, H.Vincent
2011 in IEEE TRANSACTIONS ON COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 0090-6778
Performance of MIMO radar with angular diversity under Swerling scattering models
Aittomäki, Tuomas; Koivunen, Visa
2010 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553
Essential Statistics and Tools for Complex Random Variables
Eriksson, Jan; Ollila, Esa; Koivunen, Visa
2010 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Blind Separation of Two Users Based on User Delays and Optimal Pulse-Shape Design
Liu, Xin; Petropulu, Athina P.; Poor, Vincent H.; Koivunen, Visa
2010 in EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING (Springer Publishing Company)ISSN: 1687-1472
Robust Nonparametric Cyclic Correlation-Based Spectrum Sensing for Cognitive Radio
Lundén, Jarmo; Koivunen, Visa
2010 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Unified Array Manifold Decomposition based on Spherical Harmonics and 2-D Fourier Basis
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa
2010 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Conjugate gradient algorithm for optimization under unitary matrix constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa
2009 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684
Autocorrelation-Based Decentralized Sequential Detection of OFDM Signals in Cognitive Radios
Chaudhari, Sachin; Koivunen, Visa; Poor, Vincent H.
2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-587X
Device-to-Device communication underlaying cellular communications systems
Jänis, Pekka; Yu, Chia-Hao; Doppler, Klaus; Ribeiro, Cassio; Wijting, C.; Hugl, Klaus; Tirkkonen, Olav; Koivunen, Visa
2009 in INTERNATIONAL JOURNAL OF COMMUNICATION NETWORKS AND DISTRIBUTED SYSTEMS (Inderscience Publishers)ISSN: 1754-3916
Collaborative cyclostationary spectrum sensing for cognitive radio systems
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, H.Vincent
2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Complex ICA using generalized uncorrelating transform
Ollila, Esa; Koivunen, Visa
2009 in SIGNAL PROCESSING (Elsevier)Influence function and asymptotic efficiency of scatter matrix array processors: Case MVDR beamformer
Ollila, Esa; Koivunen, Visa
2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Detection and Tracking of MIMO Propagation Path Parameters Using State-Space Approach
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Sequential Unfolding SVD for Tensors with Applications in Array Signal Processing
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2009 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Steepest Descent Algorithms for Optimization Under Unitary Matrix Constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa
2008 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Complex-valued ICA based on a pair of generalized covariance matrics
Ollila, Esa; Oja, Hannu; Koivunen, Visa
2008 in COMPUTATIONAL STATISTICS AND DATA ANALYSIS (Elsevier Science B.V.)Compact CRB expression for independent components analysis
Ollila, Esa; Kim, H-J; Koivunen, Visa
2008 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind equalization in spatial multiplexing MIMO-OFDM systems based on vector CMA and decorrelation criteria
Abrudan, Traian; Koivunen, Visa
2007 in Wireless Personal Communications (SPRINGER)DoA Estimation Via Manifold Separation for Arbitrary Array Structures
Belloni, Fabio; Richter, Andreas; Koivunen, Visa
2007 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)State-space approach to spatially correlated MIMO OFDM channel estimation
Enescu, Mihai; Roman, Timo; Koivunen, Visa
2007 in SIGNAL PROCESSING (Elsevier)Blind despreading of short-code DS-CDMA signals in asynchronous multi-user systems
Koivisto, Tommi; Koivunen, Visa
2007 in SIGNAL PROCESSING (Elsevier)Automatic radar waveform recognition
Lundén, Jarmo; Koivunen, Visa
2007 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Stochastic Maximum-Likelihood Method for MIMO Propagation Parameter Estimation
Ribeiro, Cássio; Ollila, Esa; Koivunen, Visa
2007 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Joint Angular- and Delay-Domain MIMO Propagation Parameter Estmation Using Approximate ML Method
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa
2007 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Householder multistage Wiener filter for space-time navigation receivers
Werner, Stefan; With, M.; Koivunen, V.
2007 in IEEE Transactions on Aerospace and Electronic Systems (Institute of Electrical and Electronics Engineers Inc.)Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa
2006 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Complex random vectors and ICA models. identifiability, uniqueness, and separability
Eriksson, Jan; Koivunen, Visa
2006 in IEEE Transactions on information theory (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind Frequency Synchronization in OFDM via Diagonality Criterion
Roman, Timo; Visuri, Samuli; Koivunen, Visa
2006 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Adaptive equalization of time-varying MIMO channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa
2005 in SIGNAL PROCESSING (Elsevier)ISSN: 0165-1684
Blind Signal Estimation in Conjugate Signal Models With Application to I/Q Imbalance Compensation
Valkama, Mikko; Renfors, Markku; Koivunen, Visa
2005 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind I/Q Signal Separation-Based Solutions for Receiver Signal Processing
Valkama, Mikko; Renfors, Markku; Koivunen, Visa
2005 in EURASIP Journal on Applied Signal Processing (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Identifiability, Separability, and Uniqueness of Linear ICA Models
Eriksson, Jan; Koivunen, Visa
2004 in IEEE SIGNAL PROCESSING LETTERS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Independent component analysis via optimum combining of kurtosis and skewness-based criteria
Karvanen, Juha; Koivunen, Visa
2004 in Journal of The Frankling Institute (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Blind Channel Estimation in Multicode CDMA Using Multiantenna Receiver
Melvasalo, Maarit; Koivunen, Visa
2004 in Wireless Personal Communications (SPRINGER)Joint Time-Doman Tracking of Channel and Frequency Offsets for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2004 in Wireless Personal Communications (SPRINGER)Delay Estimation in Long-Code Asynchronous DS-CDMA Systems Using Multiple Antennas
Sirbu, Marius; Koivunen, Visa
2004 in EURASIP JOURNAL ON WIRELESS COMMUNICATIONS AND NETWORKING (Springer Publishing Company)Characteristic-function-based independent component analysis
Eriksson, Jan; Koivunen, Visa
2003 in SIGNAL PROCESSING (Elsevier)Estimates of Regression Coefficients Based on Lift Rank Covariance Matrix
Ollila, Esa; Oja, Hannu; Koivunen, Visa
2003 in The Journal of the American Statistical Association (Elsevier)Multichannel Estimation and Equalization Algorithm for Asynchronous Uplink DS/CDMA*
Sirbu, Marius; Koivunen, Visa
2003 in Wireless Personal Communications (SPRINGER)Affine equivariant multivariate rank methods
Visuri, Samuli; Ollila, Esa; Koivunen, Visa; Möttönen, Jyrki; Oja, Hannu
2003 in JOURNAL OF STATISTICAL PLANNING AND INFERENCE (Elsevier)Blind separation methods based on Pearson system and its extensions
Karvanen, Juha; Koivunen, Visa
2002 in SIGNAL PROCESSING (Elsevier)Adaptive Score Functions for Maximum Likelihood ICA
Karvanen, Juha; Eriksson, Jan; Koivunen, Visa
2002 in Journal of VLSI SIGNAL PROCESSING SYSTEMS for Signal, Image, and Video Technology (Elsevier)Adaptive Algorithm for Blind Separation from Noisy Time-Varying Mixtures
Koivunen, Visa; Enescu, Mihai; Oja, Erkki
2001 in NEURAL COMPUTATION (MIT PRESS)Sokeat signaalinkäsittelyn menetelmät tietoliikenteessä
Koivunen, Visa
2001 in Prosessori (MIT PRESS)ISSN: 0357-4121
Performance Bounds for Multistep Prediction-Based Blind Equalization
Mannekoski, J.; Koivunen, V.; Taylor, D.P
2001 in IEEE TRANSACTIONS ON COMMUNICATIONS (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Advanced Methods for I/Q Imbalance Compensation in Communication Receivers
Valkama, Mikko; Renfors, Markku; Koivunen, Visa
2001 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Subspace-Based Direction-of-Arrival Estimation Using Nonparametric Statistics
Visuri, Samuli; Oja, Hannu; Koivunen, Visa
2001 in IEEE TRANSACTIONS ON SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)Sign and rank covariance matrices
Visuri, S.; Koivunen, V.; Oja, H.
2000 in JOURNAL OF STATISTICAL PLANNING AND INFERENCE (Elsevier)Spectrum exploration and exploitation for cognitive radio: Recent advances
Lundén, Jarmo; Koivunen, Visa; Poor, H.Vincent
2015 in IEEE Signal Processing Magazine (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1053-5888
Book section, Chapters in research booksNonparametric Detection of Complex-Valued Cyclostationary Signals
Koivunen, Visa; Lunden, Jarmo2015 ISBN: 978-3-319-22403-9Riemannian optimization in complex-valued ICA
Koivunen, Visa; Abrudan, Traian2015 ISBN: 9780128028063Array Processing in the face of nonidealities
Costa, Mario; Koivunen, Visa; Viberg, Mats2014 ISBN: 9780124115972Model order selection
Koivunen, Visa; Ollila, Esa2014 ISBN: 978-0-12-411597-2Robust Compressive Sensing
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa2014 ISBN: 9781482241396Spectrum exploration and exploitation
Lundén, Jarmo; Koivunen, Visa; Poor, H.Vincent2013 ISBN: 978-1-107-02875-3Robust estimation techniques for complex-valued random vectors
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Chis, Adriana; Lunden, Jarmo; Koivunen, Visa2015 ISBN: 978-1-4673-6997-8Randomized Simultaneous Orthogonal Matching Pursuit
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Pölönen, Keijo; Koivunen, Visa2013 ISBN: 978-1-4673-5792-0ISSN: 1097-5764Competitive Equilibrium Pricing and Cooperation in Smart Grids with Energy Storage.
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Chaudhari, Sachin; Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-2569-1Effects of Quantization and Channel Errors on Sequential Detection in Cognitive Radios
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-3140-1Incorporating Array Nonidealities Into Adaptive Capon Beamformer for Source Tracking
Costa, Mário; Koivunen, Visa2012 ISBN: 978-1-4673-1071-0Locally optimum and suboptimum detection of complex-valued cyclostationary signals
Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-3140-1Efficient computation of effective SINR
Oborina, Alexandra; Henttonen, Tero; Koivunen, Visa; Moisio, Martti2012 ISBN: 978-1-4673-3140-1Resource minimization driven spectrum sensing policy
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-0046-9Design of spectrum sensing policy for multi-user multi-band cognitive radio network
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2012 ISBN: 978-1-4673-3140-1Detection of DVB-T2 control symbols in passive radar systems
Pölönen, Keijo; Koivunen, Visa2012 ISBN: 978-1-4673-1070-3ISSN: 1551-2282Robust Greedy Algorithms for Compressed Sensing
Razavi, S.Alireza; Ollila, Esa; Koivunen, Visa2012 ISBN: 978-1-4673-1068-0Continuous Wave Radar based Vital Sign Estimation: Modeling and Experiments
Salmi, Jussi; Luukkonen, Olli; Koivunen, Visa2012 ISBN: 978-1-4673-0658-4Dual-Lag Correlation-Based Feature Detection of OFDM Signals with Cyclic Phase Compensation
Turunen, Vesa; Kosunen, Marko; Koivunen, Visa; Ryynänen, Jussi2012 ISBN: 978-1-62276-013-8Resource allocation for target detection in distributed MIMO radars
Aittomaki, T.; Godrich, H.; Poor, H.V.; Koivunen, V.2011 ISBN: 978-1-4673-0323-1ISSN: 1058-6393Widely distributed MIMO radar beamforming for detecting targets with slow RCS fluctuations
Aittomäki, Tuomas; Koivunen, Visa2011 Ambiguity analysis of isolation - based multi-antenna structures on mobile terminal
Azremi, A.A.H.; Costa, Mario; Koivunen, Visa; Vainikainen, Pertti2011 ISBN: 978-1-4577-0250-1BEP Walls for Collaborative Spectrum Sensing
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2011 ISBN: 978-1-4577-0538-0Performance limitations for cooperative spectrum sensing with reporting channel errors
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2011 Effects of Quantization on BEP Walls for Soft Decision Based Cooperative Sensing
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa2011 ISBN: 978-1-4244-9331-3Model order selection in sensor array responce modeling
Costa, Mario; Richter, Andreas; Koivunen, Visa2011 On the performance of flexible UL-DL switching point in TDD wireless networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio B.2011 Exploiting spatial diversity in multiagent reinforcement learning based spectrum sensing
Lundén, Jarmo; Koivunen, Visa; Kulkarni, Sanjeev R.; Poor, H.Vincent2011 Reinforcement learning based distributed multiagent sensing policy for cognitive radio networks
Lundén, Jarmo; Koivunen, Visa; Kulkarni, Sanjeev R.; Poor, H.Vincent2011 ISBN: 978-1-4577-0177-1Complex-valued signal processing - essential models, tools and statistics
Ollila, Esa; Koivunen, Visa; Poor, H.Vincent2011 A robust estimator and detector of circularity of complex signals
Ollila, Esa; Koivunen, Visa; Poor, H.Vincent2011 Reduced complexity space-time coding in single-frequency networks
Pölönen, Keijo; Koivunen, Visa2011 Cooperative game theory and auctioning for spectrum allocation in cognitive radios
Rajasekharan, Jayaprakash; Eriksson, Jan; Koivunen, Visa2011 Target detection and positioning using widely distributed MIMO radar with correlated scattering
Aittomäki, Tuomas; Koivunen, Visa2010 Exploiting correlation in MIMO radar with angular diversity
Aittomäki, Tuomas; Koivunen, Visa2010 MIMO radar target detection with parametric scattering correlation model
Aittomäki, Tuomas; Koivunen, Visa2010 Effect on Quantization and Channel Errors on Collaborative Spectrum Sensing
Chaudhari, Sachin; Koivunen, Visa2010 Low complexity estimation of multiple frequency offsets using optimized training signals
Koivisto, Tommi; Koivunen, Visa2010 On the implementation of Autocorrelation-based Feature Detector
Kokkinen, Kari; Turunen, Vesa; Kosunen, Marko; Chaudhari, Sachin; Koivunen, Visa; Ryynänen, Jussi2010 Effective SINR distribution in MIMO OFDM systems
Oborina, Alexandra; Koivunen, Visa; Henttonen, Tero2010 in Conference Record of the Asilomar Conference on Signals Systems and Computers (IEEE)ISBN: 9781424497218ISSN: 1058-6393Ergodic System Capasity of Mobile MIMO Systems using Adaptive Modulation
Oborina, Alexandra; Moisio, Martti; Koivunen, Visa2010 ISBN: 978-1-4244-8016-6Cell Hearability Analysis in UTRAN Long Term Evolution Downlink
Oborina, Alexandra; Henttonen, Tero; Koivunen, Visa2010 Diversity-Based Spectrum Sensing Policy For Detecting Primary Signals Over Multiple Frequency Bands
Oksanen, Jan; Koivunen, Visa; Lundén, Jarmo; Huttunen, Anu2010 Reinforcement Learning Method for Energy Efficient Cooperative Multiband Spectrum Sensing
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2010 Characterization of spatial diversity in cooperative spectrum sensing
Oksanen, Jan; Koivunen, Visa; Lundén, Jarmo2010 Reinforcement Learning-Based Multiband Sensing Policy for Cognitive Radios
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa2010 Steering Vector Modeling for Polarimetric Arrays of Arbitrary Geometry
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2010 Unifying spherical Harmonic and 2-D Fourier decompositions of the array manifold
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2010 Optimal detector for MIMO Radar with Angular Diversity and Correlated Scattering
Aittomäki, Tuomas; Koivunen, Visa2009 Beampattern Optimization by Minimization of Quartic Polynomial
Aittomäki, Tuomas; Koivunen, Visa2009 MIMO Radar Direction Finding Performance Using Swerling Models
Aittomäki, Tuomas; Koivunen, Visa2009 Statistics for complex randon variables revisited
Eriksson, Jan; Ollila, Esa; Koivunen, Visa2009 OFDM ranging in multipath channels using time-reversal method
Haghparast, Azadeh; Abrudan, Traian; Koivunen, Visa2009 Interference-Aware Resource Allocation for Device-to-Device Radio Underlaying Cellular Networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio; Korhonen, J.; Doppler, K.; Hugl, K.2009 ISBN: 978-1-4244-2517-4ISSN: 1550-2252Optimizing spectral shape under general spectrum emission mask constraints
Jänis, Pekka; Koivunen, Visa; Nentwing, Markus2009 Adjacent channel interference between asynchronous TDD cellular networks
Jänis, Pekka; Koivunen, Visa; Tirkkonen, Olav; Hugl, Klaus2009 Interference-avoiding MIMO schemes for device-to-device radio underlaying cellular networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cássio B.; Doppler, Klaus; Gugl, Klaus2009 Diversity transmission for correlation-based slot synchronization with noncoherent combining
Koivisto, Tommi; Koivunen, Visa2009 Impact of frequency and time offsets on cooperative multi-user MIMO-OFDM systems
Koivisto, Tommi; Koivunen, Visa2009 Adjusting the generalized likelihood ratio test of circularity robust to non-normality
Koivunen, Visa2009 FPGA implementation of autocorrelation-based feature detector for cognitive radio
Kokkinen, Kari; Turunen, Vesa; Kosunen, Marko; Chaudhari, Sachin; Koivunen, Visa; Ryynänen, Jussi2009 ISBN: 9781424443109Azimuth, Elevation, and Polarization Estimation for Arbitrary Polarimetric Array Configurations
Pereira da Costa, Mario; Richer, Andreas; Koivunen, Visa2009 Low Complexity Azimuth and Elevation Estimation for Arbitrary Array Configurations
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa2009 Sequential Unfolding SVD for Low Rank Orthogonal Tensor Approximation,"
salmi, Jussi; Richter, Andreas; Koivunen, Visa2009 Angular Doppler Characterization in Indoor Channels
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2009 Distributed parameter estimation with selective cooperation
Werner, Stefan; Huang, Yih-Fang; de Campos, Marcello L.R.; Koivunen, Visa2009 Efficient Riemannian algorithms for optimization under unitary matrix constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa2008 Efficient Line Search Methods for Riemannian Optimization Under Unitary Matrix Constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa2008 Collaborative Autocorrelation-Based Spectrum Sensing of OFDM signals in Cognitive Radios
Chaudhari, Sachin; Lundén, Jarmo; Koivunen, Visa2008 Distributed Autocorrelation-Based Sequential Detection of OFDM Signals in Cognitive Radios
Chaudhari, Sachin; Koivunen, Visa; Poor, Vincent H.2008 Nonparametric cyclic correlation based detection for cognitive radio systems
Lundén, Jarmo; Kassam, Saleem A.; Koivunen, Visa2008 Censoring for collaborative spectrum sensing in cognitive radios
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, Vincent H.2008 MIMO performance evaluation in UTRAN Long Term Evolution downlink
Oborina, Alexandra; Moisio, M.; Henttonen, T.; Pernilä, E.; Koivunen, Visa2008 On the Cramer-Rao bound for the constrained and unconstrained complex parameters
Ollila, Esa; Koivunen, Visa; Eriksson, Jan2008 Polynomial Rooting-based Direction Finding for Arbitrary Array Configurations
Pereira da Costa, Mário Jorge; Richter, Andreas; Belloni, Fábio; Koivunen, Visa2008 SINR analysis of opportunistic MIMO-SDMA downlink systems with linear combining
Pun, M.O.; Koivunen, Visa; Poor, H.V.2008 Detecting Specular Propagation Paths in the Presence of Distributed Scattering in Angle and Delay Domains
Ribeiro, Cássio; Richter, Andreas; Koivunen, Visa2008 Tensor decomposition of MIMO channel sounding measurements and its applications
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2008 ML estimation of covariance matrix for tensor valued signals in noise
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2008 Tracking of MIMO propagation parameters under spatio-temporal scattering model
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2008 Decentralized set-membership adaptive estimation for clustered sensor networks
Werner, Stefan; Mohammed, Mobien; Huoang, Y.H.; Koivunen, Visa2008 E_cient line search methods for riemannian optimization under unitarity matrix constraint
Abrudan, T.; Eriksson, Jan; Koivunen, V.2007 Low-Complexity Method for Transmit Beamforming in MIMO Radars
Aittomäki, Tuomas; Koivunen, Visa2007 Signal covariance matrix optimization for transmit beamforming in MIMO radars
Aittomäki, Tuomas; Koivunen, Visa2007 ISBN: 978-1-4244-2109-1 Spectrum sensing in cognitive radios based on multiple cyclic frequencies
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, H.Vincent2007 Scaled conjugate gradient method for radar pulse modulation estimation
Lundén, Jarmo; Koivunen, Visa2007 Sparse equalization in high data rate WCDMA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2007 ISBN: 1-4244-0955-1Opportunistic scheduling and beamforming for MIMO-SDMA downlink systems with linear combining
Pun, M.O.; Koivunen, Visa; Poor, H.Vincent2007 Iterative Interpolation Method for Multiband-OFDM Channel Estimation
Pölönen, Keijo; Koivunen, Visa2007 Search for Specular Propagation Paths in the Presence of Distributed Scattering in Angle and Delay Domains
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa2007 Signal Processing Perspectives to Radio Channel Modelling
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2007 Carrier frequency synchronization for mobile television receivers
Roman, Timo; Koivunen, Visa2007 State-Space Modeling and Propagation Parameter Tracking: Multitarget tracking based approach
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2007 Blind Estimation of Multiple Carrier Frequency Offsets
Yu, Yuanning; Petropulu, Athina P.; Poor, H.Vincent; Koivunen, Visa2007 Extension of root-MUSIC to non-ULA Array Configurations
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Avoiding bias in circular arrays using optimal beampattern shaping and EADF
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Performance of root-MUSIC algorithm using Real-Word Arrays
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Adaptive estimation of the strong uncorrelating transform with applications to subspace tracking
Douglas, S.C.; Eriksson, J.; Koivunen, V.2006 The strong uncorrelating projection approximation (supa) algorithm for decorrelating complex non-circular data
Douglas, S.C.; Eriksson, J.; Koivunen, V.2006 Fixed-point complex ICA algorithms for the blind separation of sources using their real or imaginary components
Douglas, Scott C.; Eriksson, Jan; Koivunen, Visa2006 ISBN: 3-540-32630-8ISSN: 0302-9743Equivariant algorithms for estimating the strong-uncorrelation transform in complex independent component analysis
Douglas, Scott C.; Eriksson, Jan; Koivunen, Visa2006 ISBN: 3-540-32630-8ISSN: 0302-9743Robust estimation of radar pulse modulation
Lundén, Jarmo; Koivunen, Visa2006 Semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Koivunen, Visa2006 MMSE equalizer and chip level inter-antenna interference canceler for HSDPA MIMO systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2006 ISBN: 0-7803-9392-9ISSN: 1550-2252Joint maximum likelihood estimation of angular and time-delay MIMO propagation parameters
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa2006 DoA and Polarization Estimation using Arbitrary Polarimetric Array Configurations
Richter, Andreas; Belloni, Fabio; Koivunen, Visa2006 On Distributed Scattering in Radio Channels and Its Contribution to MIMO Channel Capacity
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2006 An Algorithm for Estimation and Tracking of Distributed Diffuse Scattering in Mobile Radio Channels
Richter, Andreas; Salmi, Jussi; Koivunen, Visa2006 Blind CFO estimation for OFDM with constant modulus constellations: performance bounds and algorithms
Roman, Timo; Richter, Andreas; Koivunen, Visa2006 Smart antennas: overview of research in SMARAD
Räisänen, Antti V.; Vainikainen, Pertti; Tretyakov, Sergei A.; Koivunen, Visa; Laakso, Timo2006 Enhanced tracking of radio propagation path parameters using state-space modeling
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2006 MIMO propagation parameter tracking using EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2006 Propagation parameter tracking using variable state dimension Kalman filter
Salmi, Jussi; Richter, Andreas; Enescu, Mihai; Vainikainen, Pertti; Koivunen, Visa2006 ISBN: 0-7803-9392-9ISSN: 1550-2252Empirical characteristic function based estimation of multiple scattering channel parameters
Salo, Jari; Eriksson, Jan; Koivunen, Visa; Vainikainen, Pertti2006 Combined frequency and time domain channel estimation in mobile MIMO-OFDM systems
Werner, Stefan; Enescu, Mihai; Koivunen, Visa2006 Optimization under unitary matrix constraint using approximate matrix exponential
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2005 Reducing bias beamspace methods for uniform circular array
Belloni, Fabio; Koivunen, Visa2005 Analysis of Beamspace Transform on Uniform Circular Array
Belloni, Fabio; Koivunen, Visa2005 Reducing Excess Variance in Beamspace Methods for Uniform Circular Array
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2005 One-Step Code-Phase Tracking Method for Long-Code Navigation Systems
Delfino, Eugenio; Sirbu, Marius; Koivunen, Visa2005 Estimating the fading coefficient in mobile OFDM systems using state-space model
Enescu, Mihai; Koivunen, Visa2005 Complex ICA for circular and non-circular sources
Eriksson, Jan; Seppola, Anne-Mari; Koivunen, Visa2005 Blind Separation of a Class of Nonlinear ICA Models
Eriksson, Jan; Koivunen, Visa2005 Classifying Pulse Compression Radar Waveforms Using Time-Frequency Distributions
Lundén, Jarmo; Koivunen, Visa; Terho, Liisa2005 Waveform recognition in pulse compression radar systems
Lundén, Jarmo; Terho, Liisa; Koivunen, Visa2005 Low complexity space-time MMSE equalization in WCDMA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2005 Propagation parameter estimation in MIMO systems using mixture of angular distributions model
Ribeirio, Cassio; Ollila, Esa; Koivunen, Visa2005 Recent Advances in Modeling and Estimation of Local and Distributed Scatting of Mobile Radio Channels
Ribeiro, Cassio; Richter, Andreas; Koivunen, Visa2005 Cramér-Rao Bound for Angular Propagation Parameter Estimation in MIMO Systems
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2005 Stochastic Maximum Likelihood Estimation of Angle- and Delay-Domain Propagation Parameters
Ribeiro, Cassio; Richter, Andreas; Koivunen, Visa2005 State-Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa2005 Recent advances in radio channel parameter estimation from channel sounding measurements,
Richter, Andreas; Koivunen, Visa2005 Subspace method for blind CFO estimation for OFDM systems with constant modulus constellations
Roman, Timo; Koivunen, Visa2005 One-Shot subspace based method for blind CFO estimation for OFDM
Roman, Timo; Koivunen, Visa2005 Separation on Complex Signals Using Characteristic Functions
Seppola, Anne-Mari; Eriksson, Jan; Koivunen, Visa2005 Low-complexity time-doman channel estimation for mobile wireless OFDM systems
Werner, Stefan; Enescu, Mihai; Koivunen, Visa2005 A Blind equalizer for MIMO OFDM Systems
Abrudan, Traian; Hjørungnes, Are; Koivunen, Visa2004 A Block-Toeplitz VCMA Equalizer for MIMO-OFDM Systems
Abrudan, Traian; Sirbu, Marius; Koivunen, Visa2004 Recursive Householder-based Space-time Processor for Jammer Mitigation in Navigation Receivers
Aittomäki, Tuomas; Koivunen, Visa2004 On the estimation of correlated noise statistics in a class of state-space models
Enescu, Mihai; Koivunen, Visa2004 Parameter estimation of measured channels in mobile MIMO OFDM system
Enescu, Mihai; Herdin, Markus; Roman, Timo; Koivunen, Visa2004 Complex-Valued ICA Using Second Order Statistics
Eriksson, Jan; Koivunen, Visa2004 delta-signed Correlation Method for Noisy Channel Identification
Järvinen, Jussi; Koivunen, Visa2004 Time-Varying Carrier Offset Tracking in OFDM Systems Using Particle Filtering
Nyblom, Tuomas; Roman, Timo; Enescu, Mihai; Koivunen, Visa2004 Generalized Complex Elliptical Distributions
Ollila, Esa; Koivunen, Visa2004 Stochastic maximum likelihood method for propagation parameter estimation
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2004 Performance bound for blind CFO estimation in OFDM with real-valued constellations
Roman, Timo; Visuri, Samuli; Koivunen, Visa2004 Blind CFO Estimation in OFDM Systems Using Diagonality Criterion
Roman, Timo; Koivunen, Visa2004 A Novel Method for Time-Delay Acquisition in Satellite Navigation Systems
Sirbu, Marius; Delfino, Eugenio; Koivunen, Visa2004 MMSE Delay Acquisition of Pulse-Shaped Signals in Satellite Navigation Systems
Sirbu, Marius; Delfino, Eugenio; Koivunen, Visa2004 Householder based Low-Rank Space-time Processor For Anti-jamming Navigation Receivers
Werner, Stefan; With, Matias; Koivunen, Visa2004 ISBN: 978-320-0001-65-7 Householder-based Anti-jamming Navigation Receiver Structures
With, Matias; Werner, Stefan; Koivunen, Visa2004 Blind Multi-user Receiver for MIMO-OFDM Systems
Abrudan, Traian; Sirbu, Marius; Koivunen, Visa2003 High-resolution Direction Finding using Uniform Circular Array
Belloni, Fabio; Koivunen, Visa2003 Unitary Root-Music Technique for Uniform Circular Array
Belloni, Fabio; Koivunen, Visa2003 Channel estimation and tracking in spatially correlated MIMO OFDM system
Enescu, Mihai; Roman, Timo; Koivunen, Visa2003 Identifiability and Separability of Linear Ica Models Revisited
Eriksson, Jan; Koivunen, Visa2003 Tracking Mobile Radios Using Antenna Arrays and Particle Filters
Oja, Eino; Koivunen, Visa2003 Influence functions for array covariance matrix estimators
Ollila, Esa; Koivunen, Visa2003 Robust Space-Time Covariance Estimation for Smart Antennas
Ollila, Esa; Quattropani, Luca; Koivunen, Visa2003 Robust space-time scatter matrix estimator for broadband antenna arrays
Ollila, Esa; Koivunen, Visa2003 Robust Antenna Array Processing Using M-estimators of Pseudo-Covariance
Ollila, Esa; Koivunen, Visa2003 Time-domain method for tracking dispersive channels in MIMO OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Joint Time-Domain Tracking of Channel and Frequency Offset for OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Time-Domain Method for Tracking Dispersive Channels in OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Recursive Estimation of Time-Varying Channel and Frequency Offset in MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Time-Doman method for tracking dispersive in MIMO OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 One-Step Refinement Method for Joint Channel Estimation and Timing Acquisition in OFDM Transmission
Sirbu, Marius; Koivunen, Visa2003 Low complexity synchronization method for uplink long-cpde DS/CDMA
Sirbu, Marius; Koivunen, Visa2003 Modulation Classification in Fading Multipath Channel
Venäläinen, Juha; Terho, Liisa; Koivunen, Visa2003 Resolving Ambiguities in Subspace-Based Blind Receiver for Mimo Channels
Visuri, Samuli; Koivunen, Visa2003 Anti-jamming receivers for satellite navigation systems
With, Matias; Werner, Stefan; Aittomäki, Tuomas; Koivunen, Visa2003 Resursive Estimation of Noise Statistics in Kalman Filter Based MIMO Equalization
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2002 On the estimation of state transition matrix and noise statistics in state-space models
Enescu, Mihai; Koivunen, Visa2002 Time-Varying Channel Tracking for Space-Time Block Coding
Enescu, Mihai; Koivunen, Visa2002 Kalman smoothing based channel estimation for space-time block coding
Enescu, Mihai; Koivunen, Visa2002 Blind Identifiability of Class of Nonlinear Instantaneous ICA Models
Eriksson, Jan; Koivunen, Visa2002 Blind Channel Estimation for Multicode Transmission in Long Code CDMA Systems
Melvasalo, Maarit; Koivunen, Visa2002 Blind Channel Estimation in Multicode CDMA System with Antenna Array
Melvasalo, Maarit; Koivunen, Visa2002 Propagation delay estimation in asynchronous DS/CDMA using multiple antennas
Sirbu, Marius; Koivunen, Visa2002 Multichannel stochastic gradient method for adaptive equalization in uplink asynchronous DS/CDMA
Sirbu, Marius; Koivunen, Visa2002 Channel estimation and tracking in uplink asynchronous DS/CDMA using multiple antennas
Sirbu, Marius; Koivunen, Visa2002 Modulation Recognition System for Frequency Selective Channels
Venäläinen, Juha; Terho, Liisa; Koivunen, Visa2002 Recursive Semi-Blind Equalizer for Time Varying MIMO Channels
Enescu, M.; Sirbu, M.; Koivunen, V.2001 Recursive estimator for Blind MIMO equalization via BSS and fractional sampling
Enescu, Mihai; Zhang, Yinglu; Kassam, S.A.; Koivunen, Visa2001 Novel Characteristic Function Based Criteria For Ica
Eriksson, Jan; Kankainen, Annaliisa; Koivunen, Visa2001 Blind Separation of Communication Signals Using Pearson System Based Method
Karvanen, Juha; Koivunen, Visa2001 Blind Separation using Absolute Moments Based Adaptive Estimating Function
Karvanen, Juha; Koivunen, Visa2001 On the Feasibility of Blind Equalization for EDGE Systems
Sirbu, Marius; Mannerkoski, Jukka; Zhang, Yinglu; Koivunen, Visa2001 Real-Time Semi-Blind Equalization of Time Varying Channels
Sirbu, Marius; Enescu, Mihai; Koivunen, Visa2001 Estimating Noise Statistics in Adaptive Semiblind Equalization
Sirbu, Marius; Enescu, Mihai; Koivunen, Visa2001 Feasibility of fractionally spaced blind equalization with GMSK modulated signals
Sirbu, M.; Mannerkoski, J.; Zhang, Y.; Koivunen, V.2001 Compensation of Frequency-Selective I/Q Imbalances in Wideband Receivers: Models and Algorithms
Valkama, Mikko; Renfors, Markku; Koivunen, Visa2001 Direction of Arrival Estimation in Nonstandard Conditions Using Nonparametric Statistics
Visuri, Samuli; Koivunen, Visa; Terho, Liisa2001 Blind channel indentification using robust subspace estimation
Visuri, S.; Oja, H.; Koivunen, V.2001 Blind Equalization for GSM Systems via Source Separation
Zhang, Y.; Mannerkoski, J.; Koivunen, V.; Kassam, S.A.2001 Tracking Time-Varying Mixig System in Blind Separation
Enescu, M.; Koivunen, V.2000 Recursive estimator for separation of arbitrarily kurtotic sources
Enescu, M.; Koivunen, V.2000 Source Distribution Adaptive Maximum Likelihood Estimation of ICA Model
Eriksson, J.; Karvanen, J.; Koivunen, V.2000 Pearson System based Method for Blind Separation
Karvanen, J.; Eriksson, J.; Koivunen, V.2000 Maximum likelihood estimation of ICA model for wide class of source distributions
Karvanen, J.; Eriksson, J.; Koivunen, V.2000 Sensitivity of SIMO blind equalizers to the channel precursor magnitude
Mannerkoski, J.; Koivunen, V.2000 Are Blind Equalizers Assuming White Data Applicable to Block Encoded Sequences?
Mannerkoski, J.; Koivunen, V.2000 Classification of MFSK Modulated Signals Using the Mean of Comlex Envelope
Roisti, A.; Koivunen, V.2000 Blind Source Separation Based i/Q Imbalance Compensation
Valkama, M.; Renfors, M.; Koivunen, V.2000 On the Performance of Interference Caceller Based I/Q Imbalance Compensation
Valkama, M.; Renfors, M.; Koivunen, V.2000 BSS Based i/Q Imbalance Compensation in the Presence of Timing Errors
Valkama, M.; Renfors, M.; Koivunen, V.2000 Robust Subspace DOA Estimation for Wireless Communications
Visuri, S.; Koivunen, V.; Oja, H.2000 Nonparametric Statistics for Subspace Based Frequency Estimation
Visuri, S.; Oja, H.; Koivunen, V.2000 Nonparametric Statistics for DOA Estimation in the Presence of Multipath
Visuri, S.; Oja, H.; Koivunen, V.2000 Predictor - Corrector Structure for Real Time Blind Separation from Noisy Mixtures
Koivunen, V.; Oja, E.1999 Blind Separation from e-Contaminated Mixtures
Koivunen, V.; Pajunen, P.; Karhunen, J.; Oja, E.1998 Non-refereed scientific articles
Unrefereed journal articlesIntroduction to the Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Scientific books (monographs)
Book (editor)Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Publications intended for professional communities
Published development or research reportConjugate Gradient Algorithm for Optimization Under Unitary Matrix Constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2008 Nonparametric Tests of Circularity of Complex-Valued Random Vectors
Ollila, Esa; Koivunen, Visa2008 Wireless LANs with High Throughput in Interference-Limited Environments - Project Summary and Outcomes
Richter, Andreas; Tufvesson, Fredrik; Salvo Rossi, Pierluigi; Haneda, Katsuyuki; Koivunen, Jukka; Kolmonen, Veli-Matti; Salmi, Jussi; Almers, Peter; Hammarberg, Peter; Pölönen, Keijo; Suvikunnas, Pasi; Molisch, Andreas F.; Edfors, Ove; Koivunen, Visa; Vainikainen, Pertti; Müller, Ralf R.2008 Tracking of Double Directional Radio Propagation Path Parameters with EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2008 DoA Estimation via Manifold Separation for Arbitrary Array Structures: Error Analysis
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Low complexity semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2006 Stochastic ML method for propagation parameter estimation using mixture of angular distribution models
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2005 A State Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa2005 Blind frequency synchronixation for OFDM with real valued modulations
Roman, Timo; Visuri, Samuli; Koivunen, Visa2005 Convergence Analysis of a Blind Receiver for MIMO-OFDM Systems
Abrudan, Traian; Koivunen, Visa2004 Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa2004 Identifiability, Separability and Uniqueness of Complex ICA Models
Eriksson, Jan; Koivunen, Visa2004 Joint Time-Domain Tracking of Channel and Frequency Offset for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Deley estimation in long-code asynchronous DS/CDMA systems using multiple antennas
Sirbu, Marius; Koivunen, Visa2003 Adaptive Equalization of Time-Varying MIMO Channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2002 Audiovisual material, ICT software
ICT programs or applicationsSoftware for Maximum Likelihood Blind Source Separation using the EGLD Model
Eriksson, J.; Karvanen, J.; Koivunen, V.2000 Software for Blind Source Separation using the Pearson System
Karvanen, J.; Eriksson, J.; Koivunen, V.2000
Nonparametric Detection of Complex-Valued Cyclostationary Signals
Koivunen, Visa; Lunden, Jarmo
2015 ISBN: 978-3-319-22403-9
Riemannian optimization in complex-valued ICA
Koivunen, Visa; Abrudan, Traian
2015 ISBN: 9780128028063
Array Processing in the face of nonidealities
Costa, Mario; Koivunen, Visa; Viberg, Mats
2014 ISBN: 9780124115972
Model order selection
Koivunen, Visa; Ollila, Esa
2014 ISBN: 978-0-12-411597-2
Robust Compressive Sensing
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa
2014 ISBN: 9781482241396
Spectrum exploration and exploitation
Lundén, Jarmo; Koivunen, Visa; Poor, H.Vincent
2013 ISBN: 978-1-107-02875-3
Robust estimation techniques for complex-valued random vectors
Ollila, Esa; Koivunen, Visa
2010 ISBN: 9780470195178
Direction-of-arrival estimation under uncertainly
Koivunen, Visa; Ollila, Esa
2006 ISBN: 1-59693-004-7
Blind and Semiblind Channel Estimation
Koivunen, Visa; Enescu, Mihai; Sirbu, Marius
2004 ISBN: 0-8493-1427-5
Robust ML-estimation of the Transmitter Location
Ollila, Esa; Koivunen, Visa
2004 ISBN: 3-7643-7060-2
12.Blind Methods for Wireless Communication Receivers
Koivunen, Visa; Laurila, Juha; Bonek, Ernst
2002 Delay estimation method for coexisting radar and wireless communication systems
Bica, Marian; Koivunen, Visa
2017 in Proceedings of the IEEE Radar Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781467388238
ISSN: 1097-5764
Coalitional game theoretic optimization of electricity cost for communities of smart households
Chiş, Adriana; Lundén, Jarmo; Koivunen, Visa
2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)ISBN: 9781509041176
ISSN: 2379-190X
Sparsity-promoting bootstrap method for large-scale data
Koivunen, Visa; Mozafari, Majd
2017 in Asilomar Conference on Signals, Systems, and Computers proceedings (IEEE COMPUTER SOCIETY PRESS)ISBN: 9781538639542
ISSN: 1058-6393
Indoor mapping using MIMO radio channel measurements
Naseri, Hassan; Salmi, Jussi; Koivunen, Visa
2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)ISBN: 9781509041176
ISSN: 2379-190X
Learning spectrum opportunities in non-stationary radio environments
Oksanen, Jan; Koivunen, Visa
2017 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (IEEE)ISBN: 9781509041176
ISSN: 2379-190X
Comparison of sparse sensor array configurations with constrained aperture for passive sensing
Rajamäki, Robin; Koivunen, Visa
2017 in Proceedings of the IEEE Radar Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781467388238
ISSN: 1097-5764
Worst-case jamming signal design and avoidance for MIMO radars
Aittomäki, Tuomas; Koivunen, Visa
2016 in European Signal Processing Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9780992862657
ISSN: 2219-5491
Iterative quadratic relaxation method for optimization of multiple radar waveforms
Aittomäki, Tuomas; Koivunen, Visa
2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880
ISSN: 1520-6149
Opportunistic radar waveform design in joint radar and cellular communication systems
Bica, Marian; Huang, Kuan Wen; Mitra, Urbashi; Koivunen, Visa
2016 in IEEE Global Communications Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479959525
ISSN: 2334-0983
Mutual information based radar waveform design for joint radar and cellular communication systems
Bica, Marian; Huang, Kuan Wen; Koivunen, Visa; Mitra, Urbashi
2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880
ISSN: 1520-6149
Demand response for renewable energy integration and load balancing in smart grid communities
Chis, Adriana; Rajasekharan, Jayaprakash; Lundén, Jarmo; Koivunen, Visa
2016 in European Signal Processing Conference (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9780992862657
ISSN: 2219-5491
Deep learning for HRRP-based target recognition in multistatic radar systems
Lundén, Jarmo; Koivunen, Visa
2016 ISBN: 9781509008636
Spectrum Maps for Cognition and Co-Existence of Communication and Radar Systems
Melvasalo, Maarit; Koivunen, Visa; Lunden, Jarmo
2016 in Asilomar Conference on Signals, Systems, and Computers proceedings (IEEE COMPUTER SOCIETY PRESS)ISBN: 978-1-5386-3954-2
ISSN: 1058-6393
Cooperative joint synchronization and localization using time delay measurements
Naseri, Hassan; Koivunen, Visa
2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880
ISSN: 1520-6149
Relative-gradient Bussgang-type blind equalization algorithms
Wu, Zhengwei; Kassam, Saleem A.; Koivunen, Visa
2016 in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (Institute of Electrical and Electronics Engineers Inc.)ISBN: 9781479999880
ISSN: 1520-6149
Mismatched filter design for radar waveforms by semidefinite relaxation
Aittomaki, Tuomas; Koivunen, Visa
2015 ISBN: 978-1-4673-6997-8
Optimization of plug-in electric vehicle charging with forecasted price
Chis, Adriana; Lunden, Jarmo; Koivunen, Visa
2015 ISBN: 978-1-4673-6997-8
Randomized Simultaneous Orthogonal Matching Pursuit
Ejaz, Aqib; Ollila, Esa; Koivunen, Visa
2015 ISBN: 978-0-9928626-4-0
Radar waveform design in spectrum sharing environment: Coexistence and cognition
Huang, Kuan-Wen; Bica, Marian; Mitra, Urbashi; Koivunen, Visa
2015 ISBN: 978-1-4799-8231-8
New robust LASSO method based on ranks
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa
2015 ISBN: 978-0-9928626-4-0
Indoor mapping based on time delay estimation in wireless networks
Naseri, Hassan; Koivunen, Visa
2015 ISBN: 978-1-4673-6997-8
Minimizing the routing delay in cognitive radios using potential fields
Oksanen, Jan; Kaufman, Brett; Koivunen, Visa; Poor, Harold Vincent
2015 ISBN: 978-1-4799-1932-1
Measurement Association in SFN Passive Radar Systems
Pölönen, Keijo; Koivunen, Visa
2015 ISBN: 978-1-4799-8231-8
Cooperative game-theoretic approach to load balancing in smart grids with community energy storage
Rajasekharan, Jayaprakash; Koivunen, Visa
2015 ISBN: 978-0-9928626-4-0
ISSN: 2076-1465
MIMO radar filterbank design for interference mitigation
Aittomäki, Tuomas; Koivunen, Visa
2014 FAST AND ROBUST BOOTSTRAP IN ANALYSING LARGE MULTIVARIATE DATASETS
Basiri, Shahab; Ollila, Esa; Koivunen, Visa
2014 in Conference Record of the Asilomar Conference on Signals Systems and Computers (IEEE COMPUTER SOC)ISSN: 1058-6393
Fast and robust bootstrap method for testing hypotheses in the ICA model
Basiri, Shahab; Ollila, Esa; Koivunen, Visa
2014 Frequency Agile Generalized Multicarrier Radar
Bica, Marian; Koivunen, Visa
2014 Measurement campaign for collaborative sensing using cyclostationary based mobile sensors
Chaudhari, S.; Kosunen, Marko; Mäkinen, S.; Cárdenas-González, Ana; Koivunen, V.; Ryynänen, J.; Laatta, M.; Valkama, M.
2014 Cepstrum based detection and classification of OFDM waveforms
Jäntti, J.; Chaudhari, S.; Koivunen, V.
2014 Robust iteratively reweighted LASSO estimation for sparse tensor factorizations
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa; Poor, H.Vincent
2014 Generalized ambiguity function for the MIMO radar with correlated waveforms
Li, Yongzhe; Vorobyov, Sergiy A.; Koivunen, Visa
2014 ISSN: 0736-7791
Multipath-Aided Cooperative Network Localization Using Convex Optimization
Naseri, Hassan; Costa, Mário; Koivunen, Visa
2014 A generalized formulation for harmonic retrieval in correlated noise
Naseri, Hassan; Costa, Mário; Koivunen, Visa
2014 Robust iterative hard thresholding for compressed sensing
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa
2014 Production equilibrium in cooperative smart hybrid renewable minigrids
Rajasekharan, Jayaprakash; Koivunen, Visa
2014 Intertemporal trading economy model for smart grid household energy consumption
Rajasekharan, Jayaprakash; Koivunen, Visa
2014 ISBN: 9781479928927
Learning multidimensional Fourier series with tensor trains
Wahls, Sander; Koivunen, Visa; Poor, H.Vincent; Verhaegen, Michel
2014 Improved MIMO radar channel estimation using spatial coding
Aittomäki, Tuomas; Koivunen, Visa
2013 On the BEP Walls for Soft Decision Based Cooperative Sensing in Cognitive Radios
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa
2013 Impact of Reporting-Channel Coding on the Performance of Distributed Sequential Sensing
Chaudhari, Sachin; Koivunen, Visa
2013 Scheduling of Plug-in Electric Vehicle Battery Charging with Price Prediction
Chis, Adriana; Lundén, Jarmo; Koivunen, Visa
2013 Sparse regularization of tensor decompositions
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa
2013 ISSN: 1520-6149
Robust and sparse estimation of tensor decompositions
Kim, Hyon-Jung; Ollila, Esa; Koivunen, Visa; Croux, Christophe
2013 Distributed demand-side optimization with load uncertainty
Lundén, Jarmo; Werner, Stefan; Koivunen, Visa
2013 Synchronization and ranging by scheduled broadcasting
Naseri, Hassan; Salmi, Jussi; Koivunen, Visa
2013 ISBN: 978-1-4799-0356-6
ISSN: 1520-6149
A Sensing Policy Based on Confidence Bounds and a Restless Multi-Armed Bandit Model
Oksanen, Jan; Koivunen, Visa; Poor, H.Vincent
2013 Robust regularized M-estimators of regression parameters and covariance matrix
Ollila, Esa; Kim, Hyon-Jung; Koivunen, Visa
2013 Control symbol based fluctuating target detection in DVB-T2 passive radar systems
Pölönen, Keijo; Koivunen, Visa
2013 ISBN: 978-1-4673-5792-0
ISSN: 1097-5764
Competitive Equilibrium Pricing and Cooperation in Smart Grids with Energy Storage.
Rajasekharan, Jayaprakash; Lunden, Jarmo; Koivunen, Visa
2013 Demand side management through electricity pricing in competitive environments
Rautiainen, Terhi; Lundén, Jarmo; Werner, Stefan; Koivunen, Visa
2013 Target velocity estimation with distributed MIMO radar using multiple pulse repetition frequencies
Aittomaki, Tuomas; Koivunen, Visa
2012 BEP Walls for Cooperative Bayesian Detection with Reporting Channel Errors
Chaudhari, Sachin; Lundén, Jarmo; Koivunen, Visa
2012 ISBN: 978-1-4673-2569-1
Effects of Quantization and Channel Errors on Sequential Detection in Cognitive Radios
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa
2012 ISBN: 978-1-4673-3140-1
Incorporating Array Nonidealities Into Adaptive Capon Beamformer for Source Tracking
Costa, Mário; Koivunen, Visa
2012 ISBN: 978-1-4673-1071-0
Locally optimum and suboptimum detection of complex-valued cyclostationary signals
Lundén, Jarmo; Koivunen, Visa
2012 ISBN: 978-1-4673-3140-1
Efficient computation of effective SINR
Oborina, Alexandra; Henttonen, Tero; Koivunen, Visa; Moisio, Martti
2012 ISBN: 978-1-4673-3140-1
Resource minimization driven spectrum sensing policy
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa
2012 ISBN: 978-1-4673-0046-9
Design of spectrum sensing policy for multi-user multi-band cognitive radio network
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa
2012 ISBN: 978-1-4673-3140-1
Detection of DVB-T2 control symbols in passive radar systems
Pölönen, Keijo; Koivunen, Visa
2012 ISBN: 978-1-4673-1070-3
ISSN: 1551-2282
Robust Greedy Algorithms for Compressed Sensing
Razavi, S.Alireza; Ollila, Esa; Koivunen, Visa
2012 ISBN: 978-1-4673-1068-0
Continuous Wave Radar based Vital Sign Estimation: Modeling and Experiments
Salmi, Jussi; Luukkonen, Olli; Koivunen, Visa
2012 ISBN: 978-1-4673-0658-4
Dual-Lag Correlation-Based Feature Detection of OFDM Signals with Cyclic Phase Compensation
Turunen, Vesa; Kosunen, Marko; Koivunen, Visa; Ryynänen, Jussi
2012 ISBN: 978-1-62276-013-8
Resource allocation for target detection in distributed MIMO radars
Aittomaki, T.; Godrich, H.; Poor, H.V.; Koivunen, V.
2011 ISBN: 978-1-4673-0323-1
ISSN: 1058-6393
Widely distributed MIMO radar beamforming for detecting targets with slow RCS fluctuations
Aittomäki, Tuomas; Koivunen, Visa
2011 Ambiguity analysis of isolation - based multi-antenna structures on mobile terminal
Azremi, A.A.H.; Costa, Mario; Koivunen, Visa; Vainikainen, Pertti
2011 ISBN: 978-1-4577-0250-1
BEP Walls for Collaborative Spectrum Sensing
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa
2011 ISBN: 978-1-4577-0538-0
Performance limitations for cooperative spectrum sensing with reporting channel errors
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa
2011 Effects of Quantization on BEP Walls for Soft Decision Based Cooperative Sensing
Chaudhari, Sachin; Lunden, Jarmo; Koivunen, Visa
2011 ISBN: 978-1-4244-9331-3
Model order selection in sensor array responce modeling
Costa, Mario; Richter, Andreas; Koivunen, Visa
2011 On the performance of flexible UL-DL switching point in TDD wireless networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio B.
2011 Exploiting spatial diversity in multiagent reinforcement learning based spectrum sensing
Lundén, Jarmo; Koivunen, Visa; Kulkarni, Sanjeev R.; Poor, H.Vincent
2011 Reinforcement learning based distributed multiagent sensing policy for cognitive radio networks
Lundén, Jarmo; Koivunen, Visa; Kulkarni, Sanjeev R.; Poor, H.Vincent
2011 ISBN: 978-1-4577-0177-1
Complex-valued signal processing - essential models, tools and statistics
Ollila, Esa; Koivunen, Visa; Poor, H.Vincent
2011 A robust estimator and detector of circularity of complex signals
Ollila, Esa; Koivunen, Visa; Poor, H.Vincent
2011 Reduced complexity space-time coding in single-frequency networks
Pölönen, Keijo; Koivunen, Visa
2011 Cooperative game theory and auctioning for spectrum allocation in cognitive radios
Rajasekharan, Jayaprakash; Eriksson, Jan; Koivunen, Visa
2011 Target detection and positioning using widely distributed MIMO radar with correlated scattering
Aittomäki, Tuomas; Koivunen, Visa
2010 Exploiting correlation in MIMO radar with angular diversity
Aittomäki, Tuomas; Koivunen, Visa
2010 MIMO radar target detection with parametric scattering correlation model
Aittomäki, Tuomas; Koivunen, Visa
2010 Effect on Quantization and Channel Errors on Collaborative Spectrum Sensing
Chaudhari, Sachin; Koivunen, Visa
2010 Low complexity estimation of multiple frequency offsets using optimized training signals
Koivisto, Tommi; Koivunen, Visa
2010 On the implementation of Autocorrelation-based Feature Detector
Kokkinen, Kari; Turunen, Vesa; Kosunen, Marko; Chaudhari, Sachin; Koivunen, Visa; Ryynänen, Jussi
2010 Effective SINR distribution in MIMO OFDM systems
Oborina, Alexandra; Koivunen, Visa; Henttonen, Tero
2010 in Conference Record of the Asilomar Conference on Signals Systems and Computers (IEEE)ISBN: 9781424497218
ISSN: 1058-6393
Ergodic System Capasity of Mobile MIMO Systems using Adaptive Modulation
Oborina, Alexandra; Moisio, Martti; Koivunen, Visa
2010 ISBN: 978-1-4244-8016-6
Cell Hearability Analysis in UTRAN Long Term Evolution Downlink
Oborina, Alexandra; Henttonen, Tero; Koivunen, Visa
2010 Diversity-Based Spectrum Sensing Policy For Detecting Primary Signals Over Multiple Frequency Bands
Oksanen, Jan; Koivunen, Visa; Lundén, Jarmo; Huttunen, Anu
2010 Reinforcement Learning Method for Energy Efficient Cooperative Multiband Spectrum Sensing
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa
2010 Characterization of spatial diversity in cooperative spectrum sensing
Oksanen, Jan; Koivunen, Visa; Lundén, Jarmo
2010 Reinforcement Learning-Based Multiband Sensing Policy for Cognitive Radios
Oksanen, Jan; Lundén, Jarmo; Koivunen, Visa
2010 Steering Vector Modeling for Polarimetric Arrays of Arbitrary Geometry
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa
2010 Unifying spherical Harmonic and 2-D Fourier decompositions of the array manifold
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa
2010 Optimal detector for MIMO Radar with Angular Diversity and Correlated Scattering
Aittomäki, Tuomas; Koivunen, Visa
2009 Beampattern Optimization by Minimization of Quartic Polynomial
Aittomäki, Tuomas; Koivunen, Visa
2009 MIMO Radar Direction Finding Performance Using Swerling Models
Aittomäki, Tuomas; Koivunen, Visa
2009 Statistics for complex randon variables revisited
Eriksson, Jan; Ollila, Esa; Koivunen, Visa
2009 OFDM ranging in multipath channels using time-reversal method
Haghparast, Azadeh; Abrudan, Traian; Koivunen, Visa
2009 Interference-Aware Resource Allocation for Device-to-Device Radio Underlaying Cellular Networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cassio; Korhonen, J.; Doppler, K.; Hugl, K.
2009 ISBN: 978-1-4244-2517-4
ISSN: 1550-2252
Optimizing spectral shape under general spectrum emission mask constraints
Jänis, Pekka; Koivunen, Visa; Nentwing, Markus
2009 Adjacent channel interference between asynchronous TDD cellular networks
Jänis, Pekka; Koivunen, Visa; Tirkkonen, Olav; Hugl, Klaus
2009 Interference-avoiding MIMO schemes for device-to-device radio underlaying cellular networks
Jänis, Pekka; Koivunen, Visa; Ribeiro, Cássio B.; Doppler, Klaus; Gugl, Klaus
2009 Diversity transmission for correlation-based slot synchronization with noncoherent combining
Koivisto, Tommi; Koivunen, Visa
2009 Impact of frequency and time offsets on cooperative multi-user MIMO-OFDM systems
Koivisto, Tommi; Koivunen, Visa
2009 Adjusting the generalized likelihood ratio test of circularity robust to non-normality
Koivunen, Visa
2009 FPGA implementation of autocorrelation-based feature detector for cognitive radio
Kokkinen, Kari; Turunen, Vesa; Kosunen, Marko; Chaudhari, Sachin; Koivunen, Visa; Ryynänen, Jussi
2009 ISBN: 9781424443109
Azimuth, Elevation, and Polarization Estimation for Arbitrary Polarimetric Array Configurations
Pereira da Costa, Mario; Richer, Andreas; Koivunen, Visa
2009 Low Complexity Azimuth and Elevation Estimation for Arbitrary Array Configurations
Pereira Da Costa, Mario; Richter, Andreas; Koivunen, Visa
2009 Sequential Unfolding SVD for Low Rank Orthogonal Tensor Approximation,"
salmi, Jussi; Richter, Andreas; Koivunen, Visa
2009 Angular Doppler Characterization in Indoor Channels
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2009 Distributed parameter estimation with selective cooperation
Werner, Stefan; Huang, Yih-Fang; de Campos, Marcello L.R.; Koivunen, Visa
2009 Efficient Riemannian algorithms for optimization under unitary matrix constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa
2008 Efficient Line Search Methods for Riemannian Optimization Under Unitary Matrix Constraint
Abrudan, Traian E.; Eriksson, Jan; Koivunen, Visa
2008 Collaborative Autocorrelation-Based Spectrum Sensing of OFDM signals in Cognitive Radios
Chaudhari, Sachin; Lundén, Jarmo; Koivunen, Visa
2008 Distributed Autocorrelation-Based Sequential Detection of OFDM Signals in Cognitive Radios
Chaudhari, Sachin; Koivunen, Visa; Poor, Vincent H.
2008 Nonparametric cyclic correlation based detection for cognitive radio systems
Lundén, Jarmo; Kassam, Saleem A.; Koivunen, Visa
2008 Censoring for collaborative spectrum sensing in cognitive radios
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, Vincent H.
2008 MIMO performance evaluation in UTRAN Long Term Evolution downlink
Oborina, Alexandra; Moisio, M.; Henttonen, T.; Pernilä, E.; Koivunen, Visa
2008 On the Cramer-Rao bound for the constrained and unconstrained complex parameters
Ollila, Esa; Koivunen, Visa; Eriksson, Jan
2008 Polynomial Rooting-based Direction Finding for Arbitrary Array Configurations
Pereira da Costa, Mário Jorge; Richter, Andreas; Belloni, Fábio; Koivunen, Visa
2008 SINR analysis of opportunistic MIMO-SDMA downlink systems with linear combining
Pun, M.O.; Koivunen, Visa; Poor, H.V.
2008 Detecting Specular Propagation Paths in the Presence of Distributed Scattering in Angle and Delay Domains
Ribeiro, Cássio; Richter, Andreas; Koivunen, Visa
2008 Tensor decomposition of MIMO channel sounding measurements and its applications
Richter, Andreas; Salmi, Jussi; Koivunen, Visa
2008 ML estimation of covariance matrix for tensor valued signals in noise
Richter, Andreas; Salmi, Jussi; Koivunen, Visa
2008 Tracking of MIMO propagation parameters under spatio-temporal scattering model
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2008 Decentralized set-membership adaptive estimation for clustered sensor networks
Werner, Stefan; Mohammed, Mobien; Huoang, Y.H.; Koivunen, Visa
2008 E_cient line search methods for riemannian optimization under unitarity matrix constraint
Abrudan, T.; Eriksson, Jan; Koivunen, V.
2007 Low-Complexity Method for Transmit Beamforming in MIMO Radars
Aittomäki, Tuomas; Koivunen, Visa
2007 Signal covariance matrix optimization for transmit beamforming in MIMO radars
Aittomäki, Tuomas; Koivunen, Visa
2007 ISBN: 978-1-4244-2109-1
Spectrum sensing in cognitive radios based on multiple cyclic frequencies
Lundén, Jarmo; Koivunen, Visa; Huttunen, Anu; Poor, H.Vincent
2007 Scaled conjugate gradient method for radar pulse modulation estimation
Lundén, Jarmo; Koivunen, Visa
2007 Sparse equalization in high data rate WCDMA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa
2007 ISBN: 1-4244-0955-1
Opportunistic scheduling and beamforming for MIMO-SDMA downlink systems with linear combining
Pun, M.O.; Koivunen, Visa; Poor, H.Vincent
2007 Iterative Interpolation Method for Multiband-OFDM Channel Estimation
Pölönen, Keijo; Koivunen, Visa
2007 Search for Specular Propagation Paths in the Presence of Distributed Scattering in Angle and Delay Domains
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa
2007 Signal Processing Perspectives to Radio Channel Modelling
Richter, Andreas; Salmi, Jussi; Koivunen, Visa
2007 Carrier frequency synchronization for mobile television receivers
Roman, Timo; Koivunen, Visa
2007 State-Space Modeling and Propagation Parameter Tracking: Multitarget tracking based approach
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2007 Blind Estimation of Multiple Carrier Frequency Offsets
Yu, Yuanning; Petropulu, Athina P.; Poor, H.Vincent; Koivunen, Visa
2007 Extension of root-MUSIC to non-ULA Array Configurations
Belloni, Fabio; Richter, Andreas; Koivunen, Visa
2006 Avoiding bias in circular arrays using optimal beampattern shaping and EADF
Belloni, Fabio; Richter, Andreas; Koivunen, Visa
2006 Performance of root-MUSIC algorithm using Real-Word Arrays
Belloni, Fabio; Richter, Andreas; Koivunen, Visa
2006 Adaptive estimation of the strong uncorrelating transform with applications to subspace tracking
Douglas, S.C.; Eriksson, J.; Koivunen, V.
2006 The strong uncorrelating projection approximation (supa) algorithm for decorrelating complex non-circular data
Douglas, S.C.; Eriksson, J.; Koivunen, V.
2006 Fixed-point complex ICA algorithms for the blind separation of sources using their real or imaginary components
Douglas, Scott C.; Eriksson, Jan; Koivunen, Visa
2006 ISBN: 3-540-32630-8
ISSN: 0302-9743
Equivariant algorithms for estimating the strong-uncorrelation transform in complex independent component analysis
Douglas, Scott C.; Eriksson, Jan; Koivunen, Visa
2006 ISBN: 3-540-32630-8
ISSN: 0302-9743
Robust estimation of radar pulse modulation
Lundén, Jarmo; Koivunen, Visa
2006 Semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Koivunen, Visa
2006 MMSE equalizer and chip level inter-antenna interference canceler for HSDPA MIMO systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa
2006 ISBN: 0-7803-9392-9
ISSN: 1550-2252
Joint maximum likelihood estimation of angular and time-delay MIMO propagation parameters
Ribeiro, Cássio B.; Richter, Andreas; Koivunen, Visa
2006 DoA and Polarization Estimation using Arbitrary Polarimetric Array Configurations
Richter, Andreas; Belloni, Fabio; Koivunen, Visa
2006 On Distributed Scattering in Radio Channels and Its Contribution to MIMO Channel Capacity
Richter, Andreas; Salmi, Jussi; Koivunen, Visa
2006 An Algorithm for Estimation and Tracking of Distributed Diffuse Scattering in Mobile Radio Channels
Richter, Andreas; Salmi, Jussi; Koivunen, Visa
2006 Blind CFO estimation for OFDM with constant modulus constellations: performance bounds and algorithms
Roman, Timo; Richter, Andreas; Koivunen, Visa
2006 Smart antennas: overview of research in SMARAD
Räisänen, Antti V.; Vainikainen, Pertti; Tretyakov, Sergei A.; Koivunen, Visa; Laakso, Timo
2006 Enhanced tracking of radio propagation path parameters using state-space modeling
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2006 MIMO propagation parameter tracking using EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2006 Propagation parameter tracking using variable state dimension Kalman filter
Salmi, Jussi; Richter, Andreas; Enescu, Mihai; Vainikainen, Pertti; Koivunen, Visa
2006 ISBN: 0-7803-9392-9
ISSN: 1550-2252
Empirical characteristic function based estimation of multiple scattering channel parameters
Salo, Jari; Eriksson, Jan; Koivunen, Visa; Vainikainen, Pertti
2006 Combined frequency and time domain channel estimation in mobile MIMO-OFDM systems
Werner, Stefan; Enescu, Mihai; Koivunen, Visa
2006 Optimization under unitary matrix constraint using approximate matrix exponential
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa
2005 Reducing bias beamspace methods for uniform circular array
Belloni, Fabio; Koivunen, Visa
2005 Analysis of Beamspace Transform on Uniform Circular Array
Belloni, Fabio; Koivunen, Visa
2005 Reducing Excess Variance in Beamspace Methods for Uniform Circular Array
Belloni, Fabio; Richter, Andreas; Koivunen, Visa
2005 One-Step Code-Phase Tracking Method for Long-Code Navigation Systems
Delfino, Eugenio; Sirbu, Marius; Koivunen, Visa
2005 Estimating the fading coefficient in mobile OFDM systems using state-space model
Enescu, Mihai; Koivunen, Visa
2005 Complex ICA for circular and non-circular sources
Eriksson, Jan; Seppola, Anne-Mari; Koivunen, Visa
2005 Blind Separation of a Class of Nonlinear ICA Models
Eriksson, Jan; Koivunen, Visa
2005 Classifying Pulse Compression Radar Waveforms Using Time-Frequency Distributions
Lundén, Jarmo; Koivunen, Visa; Terho, Liisa
2005 Waveform recognition in pulse compression radar systems
Lundén, Jarmo; Terho, Liisa; Koivunen, Visa
2005 Low complexity space-time MMSE equalization in WCDMA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa
2005 Propagation parameter estimation in MIMO systems using mixture of angular distributions model
Ribeirio, Cassio; Ollila, Esa; Koivunen, Visa
2005 Recent Advances in Modeling and Estimation of Local and Distributed Scatting of Mobile Radio Channels
Ribeiro, Cassio; Richter, Andreas; Koivunen, Visa
2005 Cramér-Rao Bound for Angular Propagation Parameter Estimation in MIMO Systems
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa
2005 Stochastic Maximum Likelihood Estimation of Angle- and Delay-Domain Propagation Parameters
Ribeiro, Cassio; Richter, Andreas; Koivunen, Visa
2005 State-Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa
2005 Recent advances in radio channel parameter estimation from channel sounding measurements,
Richter, Andreas; Koivunen, Visa
2005 Subspace method for blind CFO estimation for OFDM systems with constant modulus constellations
Roman, Timo; Koivunen, Visa
2005 One-Shot subspace based method for blind CFO estimation for OFDM
Roman, Timo; Koivunen, Visa
2005 Separation on Complex Signals Using Characteristic Functions
Seppola, Anne-Mari; Eriksson, Jan; Koivunen, Visa
2005 Low-complexity time-doman channel estimation for mobile wireless OFDM systems
Werner, Stefan; Enescu, Mihai; Koivunen, Visa
2005 A Blind equalizer for MIMO OFDM Systems
Abrudan, Traian; Hjørungnes, Are; Koivunen, Visa
2004 A Block-Toeplitz VCMA Equalizer for MIMO-OFDM Systems
Abrudan, Traian; Sirbu, Marius; Koivunen, Visa
2004 Recursive Householder-based Space-time Processor for Jammer Mitigation in Navigation Receivers
Aittomäki, Tuomas; Koivunen, Visa
2004 On the estimation of correlated noise statistics in a class of state-space models
Enescu, Mihai; Koivunen, Visa
2004 Parameter estimation of measured channels in mobile MIMO OFDM system
Enescu, Mihai; Herdin, Markus; Roman, Timo; Koivunen, Visa
2004 Complex-Valued ICA Using Second Order Statistics
Eriksson, Jan; Koivunen, Visa
2004 delta-signed Correlation Method for Noisy Channel Identification
Järvinen, Jussi; Koivunen, Visa
2004 Time-Varying Carrier Offset Tracking in OFDM Systems Using Particle Filtering
Nyblom, Tuomas; Roman, Timo; Enescu, Mihai; Koivunen, Visa
2004 Generalized Complex Elliptical Distributions
Ollila, Esa; Koivunen, Visa
2004 Stochastic maximum likelihood method for propagation parameter estimation
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa
2004 Performance bound for blind CFO estimation in OFDM with real-valued constellations
Roman, Timo; Visuri, Samuli; Koivunen, Visa
2004 Blind CFO Estimation in OFDM Systems Using Diagonality Criterion
Roman, Timo; Koivunen, Visa
2004 A Novel Method for Time-Delay Acquisition in Satellite Navigation Systems
Sirbu, Marius; Delfino, Eugenio; Koivunen, Visa
2004 MMSE Delay Acquisition of Pulse-Shaped Signals in Satellite Navigation Systems
Sirbu, Marius; Delfino, Eugenio; Koivunen, Visa
2004 Householder based Low-Rank Space-time Processor For Anti-jamming Navigation Receivers
Werner, Stefan; With, Matias; Koivunen, Visa
2004 ISBN: 978-320-0001-65-7
Householder-based Anti-jamming Navigation Receiver Structures
With, Matias; Werner, Stefan; Koivunen, Visa
2004 Blind Multi-user Receiver for MIMO-OFDM Systems
Abrudan, Traian; Sirbu, Marius; Koivunen, Visa
2003 High-resolution Direction Finding using Uniform Circular Array
Belloni, Fabio; Koivunen, Visa
2003 Unitary Root-Music Technique for Uniform Circular Array
Belloni, Fabio; Koivunen, Visa
2003 Channel estimation and tracking in spatially correlated MIMO OFDM system
Enescu, Mihai; Roman, Timo; Koivunen, Visa
2003 Identifiability and Separability of Linear Ica Models Revisited
Eriksson, Jan; Koivunen, Visa
2003 Tracking Mobile Radios Using Antenna Arrays and Particle Filters
Oja, Eino; Koivunen, Visa
2003 Influence functions for array covariance matrix estimators
Ollila, Esa; Koivunen, Visa
2003 Robust Space-Time Covariance Estimation for Smart Antennas
Ollila, Esa; Quattropani, Luca; Koivunen, Visa
2003 Robust space-time scatter matrix estimator for broadband antenna arrays
Ollila, Esa; Koivunen, Visa
2003 Robust Antenna Array Processing Using M-estimators of Pseudo-Covariance
Ollila, Esa; Koivunen, Visa
2003 Time-domain method for tracking dispersive channels in MIMO OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2003 Joint Time-Domain Tracking of Channel and Frequency Offset for OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2003 Time-Domain Method for Tracking Dispersive Channels in OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2003 Recursive Estimation of Time-Varying Channel and Frequency Offset in MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2003 Time-Doman method for tracking dispersive in MIMO OFDM systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2003 One-Step Refinement Method for Joint Channel Estimation and Timing Acquisition in OFDM Transmission
Sirbu, Marius; Koivunen, Visa
2003 Low complexity synchronization method for uplink long-cpde DS/CDMA
Sirbu, Marius; Koivunen, Visa
2003 Modulation Classification in Fading Multipath Channel
Venäläinen, Juha; Terho, Liisa; Koivunen, Visa
2003 Resolving Ambiguities in Subspace-Based Blind Receiver for Mimo Channels
Visuri, Samuli; Koivunen, Visa
2003 Anti-jamming receivers for satellite navigation systems
With, Matias; Werner, Stefan; Aittomäki, Tuomas; Koivunen, Visa
2003 Resursive Estimation of Noise Statistics in Kalman Filter Based MIMO Equalization
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa
2002 On the estimation of state transition matrix and noise statistics in state-space models
Enescu, Mihai; Koivunen, Visa
2002 Time-Varying Channel Tracking for Space-Time Block Coding
Enescu, Mihai; Koivunen, Visa
2002 Kalman smoothing based channel estimation for space-time block coding
Enescu, Mihai; Koivunen, Visa
2002 Blind Identifiability of Class of Nonlinear Instantaneous ICA Models
Eriksson, Jan; Koivunen, Visa
2002 Blind Channel Estimation for Multicode Transmission in Long Code CDMA Systems
Melvasalo, Maarit; Koivunen, Visa
2002 Blind Channel Estimation in Multicode CDMA System with Antenna Array
Melvasalo, Maarit; Koivunen, Visa
2002 Propagation delay estimation in asynchronous DS/CDMA using multiple antennas
Sirbu, Marius; Koivunen, Visa
2002 Multichannel stochastic gradient method for adaptive equalization in uplink asynchronous DS/CDMA
Sirbu, Marius; Koivunen, Visa
2002 Channel estimation and tracking in uplink asynchronous DS/CDMA using multiple antennas
Sirbu, Marius; Koivunen, Visa
2002 Modulation Recognition System for Frequency Selective Channels
Venäläinen, Juha; Terho, Liisa; Koivunen, Visa
2002 Recursive Semi-Blind Equalizer for Time Varying MIMO Channels
Enescu, M.; Sirbu, M.; Koivunen, V.
2001 Recursive estimator for Blind MIMO equalization via BSS and fractional sampling
Enescu, Mihai; Zhang, Yinglu; Kassam, S.A.; Koivunen, Visa
2001 Novel Characteristic Function Based Criteria For Ica
Eriksson, Jan; Kankainen, Annaliisa; Koivunen, Visa
2001 Blind Separation of Communication Signals Using Pearson System Based Method
Karvanen, Juha; Koivunen, Visa
2001 Blind Separation using Absolute Moments Based Adaptive Estimating Function
Karvanen, Juha; Koivunen, Visa
2001 On the Feasibility of Blind Equalization for EDGE Systems
Sirbu, Marius; Mannerkoski, Jukka; Zhang, Yinglu; Koivunen, Visa
2001 Real-Time Semi-Blind Equalization of Time Varying Channels
Sirbu, Marius; Enescu, Mihai; Koivunen, Visa
2001 Estimating Noise Statistics in Adaptive Semiblind Equalization
Sirbu, Marius; Enescu, Mihai; Koivunen, Visa
2001 Feasibility of fractionally spaced blind equalization with GMSK modulated signals
Sirbu, M.; Mannerkoski, J.; Zhang, Y.; Koivunen, V.
2001 Compensation of Frequency-Selective I/Q Imbalances in Wideband Receivers: Models and Algorithms
Valkama, Mikko; Renfors, Markku; Koivunen, Visa
2001 Direction of Arrival Estimation in Nonstandard Conditions Using Nonparametric Statistics
Visuri, Samuli; Koivunen, Visa; Terho, Liisa
2001 Blind channel indentification using robust subspace estimation
Visuri, S.; Oja, H.; Koivunen, V.
2001 Blind Equalization for GSM Systems via Source Separation
Zhang, Y.; Mannerkoski, J.; Koivunen, V.; Kassam, S.A.
2001 Tracking Time-Varying Mixig System in Blind Separation
Enescu, M.; Koivunen, V.
2000 Recursive estimator for separation of arbitrarily kurtotic sources
Enescu, M.; Koivunen, V.
2000 Source Distribution Adaptive Maximum Likelihood Estimation of ICA Model
Eriksson, J.; Karvanen, J.; Koivunen, V.
2000 Pearson System based Method for Blind Separation
Karvanen, J.; Eriksson, J.; Koivunen, V.
2000 Maximum likelihood estimation of ICA model for wide class of source distributions
Karvanen, J.; Eriksson, J.; Koivunen, V.
2000 Sensitivity of SIMO blind equalizers to the channel precursor magnitude
Mannerkoski, J.; Koivunen, V.
2000 Are Blind Equalizers Assuming White Data Applicable to Block Encoded Sequences?
Mannerkoski, J.; Koivunen, V.
2000 Classification of MFSK Modulated Signals Using the Mean of Comlex Envelope
Roisti, A.; Koivunen, V.
2000 Blind Source Separation Based i/Q Imbalance Compensation
Valkama, M.; Renfors, M.; Koivunen, V.
2000 On the Performance of Interference Caceller Based I/Q Imbalance Compensation
Valkama, M.; Renfors, M.; Koivunen, V.
2000 BSS Based i/Q Imbalance Compensation in the Presence of Timing Errors
Valkama, M.; Renfors, M.; Koivunen, V.
2000 Robust Subspace DOA Estimation for Wireless Communications
Visuri, S.; Koivunen, V.; Oja, H.
2000 Nonparametric Statistics for Subspace Based Frequency Estimation
Visuri, S.; Oja, H.; Koivunen, V.
2000 Nonparametric Statistics for DOA Estimation in the Presence of Multipath
Visuri, S.; Oja, H.; Koivunen, V.
2000 Predictor - Corrector Structure for Real Time Blind Separation from Noisy Mixtures
Koivunen, V.; Oja, E.
1999 Blind Separation from e-Contaminated Mixtures
Koivunen, V.; Pajunen, P.; Karhunen, J.; Oja, E.
1998 Non-refereed scientific articles
Unrefereed journal articlesIntroduction to the Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Scientific books (monographs)
Book (editor)Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553Publications intended for professional communities
Published development or research reportConjugate Gradient Algorithm for Optimization Under Unitary Matrix Constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2008 Nonparametric Tests of Circularity of Complex-Valued Random Vectors
Ollila, Esa; Koivunen, Visa2008 Wireless LANs with High Throughput in Interference-Limited Environments - Project Summary and Outcomes
Richter, Andreas; Tufvesson, Fredrik; Salvo Rossi, Pierluigi; Haneda, Katsuyuki; Koivunen, Jukka; Kolmonen, Veli-Matti; Salmi, Jussi; Almers, Peter; Hammarberg, Peter; Pölönen, Keijo; Suvikunnas, Pasi; Molisch, Andreas F.; Edfors, Ove; Koivunen, Visa; Vainikainen, Pertti; Müller, Ralf R.2008 Tracking of Double Directional Radio Propagation Path Parameters with EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2008 DoA Estimation via Manifold Separation for Arbitrary Array Structures: Error Analysis
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Low complexity semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2006 Stochastic ML method for propagation parameter estimation using mixture of angular distribution models
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2005 A State Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa2005 Blind frequency synchronixation for OFDM with real valued modulations
Roman, Timo; Visuri, Samuli; Koivunen, Visa2005 Convergence Analysis of a Blind Receiver for MIMO-OFDM Systems
Abrudan, Traian; Koivunen, Visa2004 Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa2004 Identifiability, Separability and Uniqueness of Complex ICA Models
Eriksson, Jan; Koivunen, Visa2004 Joint Time-Domain Tracking of Channel and Frequency Offset for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Deley estimation in long-code asynchronous DS/CDMA systems using multiple antennas
Sirbu, Marius; Koivunen, Visa2003 Adaptive Equalization of Time-Varying MIMO Channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2002 Audiovisual material, ICT software
ICT programs or applicationsSoftware for Maximum Likelihood Blind Source Separation using the EGLD Model
Eriksson, J.; Karvanen, J.; Koivunen, V.2000 Software for Blind Source Separation using the Pearson System
Karvanen, J.; Eriksson, J.; Koivunen, V.2000
Introduction to the Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John
2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553
Issue on Structured Matrices in Signal and Data Processing
Wakin, Michael B.; Gribonval, Remi; Koivunen, Visa; Romberg, Justin; Wright, John
2016 in IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)ISSN: 1932-4553
Publications intended for professional communities
Published development or research reportConjugate Gradient Algorithm for Optimization Under Unitary Matrix Constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa2008 Nonparametric Tests of Circularity of Complex-Valued Random Vectors
Ollila, Esa; Koivunen, Visa2008 Wireless LANs with High Throughput in Interference-Limited Environments - Project Summary and Outcomes
Richter, Andreas; Tufvesson, Fredrik; Salvo Rossi, Pierluigi; Haneda, Katsuyuki; Koivunen, Jukka; Kolmonen, Veli-Matti; Salmi, Jussi; Almers, Peter; Hammarberg, Peter; Pölönen, Keijo; Suvikunnas, Pasi; Molisch, Andreas F.; Edfors, Ove; Koivunen, Visa; Vainikainen, Pertti; Müller, Ralf R.2008 Tracking of Double Directional Radio Propagation Path Parameters with EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa2008 DoA Estimation via Manifold Separation for Arbitrary Array Structures: Error Analysis
Belloni, Fabio; Richter, Andreas; Koivunen, Visa2006 Low complexity semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa2006 Stochastic ML method for propagation parameter estimation using mixture of angular distribution models
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa2005 A State Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa2005 Blind frequency synchronixation for OFDM with real valued modulations
Roman, Timo; Visuri, Samuli; Koivunen, Visa2005 Convergence Analysis of a Blind Receiver for MIMO-OFDM Systems
Abrudan, Traian; Koivunen, Visa2004 Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa2004 Identifiability, Separability and Uniqueness of Complex ICA Models
Eriksson, Jan; Koivunen, Visa2004 Joint Time-Domain Tracking of Channel and Frequency Offset for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa2003 Deley estimation in long-code asynchronous DS/CDMA systems using multiple antennas
Sirbu, Marius; Koivunen, Visa2003 Adaptive Equalization of Time-Varying MIMO Channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa2002 Audiovisual material, ICT software
ICT programs or applicationsSoftware for Maximum Likelihood Blind Source Separation using the EGLD Model
Eriksson, J.; Karvanen, J.; Koivunen, V.2000 Software for Blind Source Separation using the Pearson System
Karvanen, J.; Eriksson, J.; Koivunen, V.2000
Conjugate Gradient Algorithm for Optimization Under Unitary Matrix Constraint
Abrudan, Traian; Eriksson, Jan; Koivunen, Visa
2008 Nonparametric Tests of Circularity of Complex-Valued Random Vectors
Ollila, Esa; Koivunen, Visa
2008 Wireless LANs with High Throughput in Interference-Limited Environments - Project Summary and Outcomes
Richter, Andreas; Tufvesson, Fredrik; Salvo Rossi, Pierluigi; Haneda, Katsuyuki; Koivunen, Jukka; Kolmonen, Veli-Matti; Salmi, Jussi; Almers, Peter; Hammarberg, Peter; Pölönen, Keijo; Suvikunnas, Pasi; Molisch, Andreas F.; Edfors, Ove; Koivunen, Visa; Vainikainen, Pertti; Müller, Ralf R.
2008 Tracking of Double Directional Radio Propagation Path Parameters with EKF
Salmi, Jussi; Richter, Andreas; Koivunen, Visa
2008 DoA Estimation via Manifold Separation for Arbitrary Array Structures: Error Analysis
Belloni, Fabio; Richter, Andreas; Koivunen, Visa
2006 Low complexity semi-blind channel estimation in HSDPA systems
Melvasalo, Maarit; Jänis, Pekka; Koivunen, Visa
2006 Stochastic ML method for propagation parameter estimation using mixture of angular distribution models
Ribeiro, Cassio; Ollila, Esa; Koivunen, Visa
2005 A State Space Approach to Propagation Path Parameter Estimation and Tracking
Richter, Andreas; Enescu, Mihai; Koivunen, Visa
2005 Blind frequency synchronixation for OFDM with real valued modulations
Roman, Timo; Visuri, Samuli; Koivunen, Visa
2005 Convergence Analysis of a Blind Receiver for MIMO-OFDM Systems
Abrudan, Traian; Koivunen, Visa
2004 Beamspace Transform for UCA: Error Analysis and Bias Reduction
Belloni, Fabio; Koivunen, Visa
2004 Identifiability, Separability and Uniqueness of Complex ICA Models
Eriksson, Jan; Koivunen, Visa
2004 Joint Time-Domain Tracking of Channel and Frequency Offset for MIMO OFDM Systems
Roman, Timo; Enescu, Mihai; Koivunen, Visa
2003 Deley estimation in long-code asynchronous DS/CDMA systems using multiple antennas
Sirbu, Marius; Koivunen, Visa
2003 Adaptive Equalization of Time-Varying MIMO Channels
Enescu, Mihai; Sirbu, Marius; Koivunen, Visa
2002 Software for Maximum Likelihood Blind Source Separation using the EGLD Model
Eriksson, J.; Karvanen, J.; Koivunen, V.
2000 Software for Blind Source Separation using the Pearson System
Karvanen, J.; Eriksson, J.; Koivunen, V.
2000 Read about executive education
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Robert Palmatier
Education Postdoctoral Northwestern University (2005) PhD University of Missouri (2004) MBA Georgia State University (1989) MSEE Georgia Institute of Technology (1984) BSEE Georgia Institute of Technology (1983) Academic Expertise business to business marketing business to consumer marketing c...
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