Visa Koivunen
Professor, Signal Processing at Aalto University School of Business
Schools
- Aalto University School of Business
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Links
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)
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)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: 1053-5888
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
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
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 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
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: 1932-4553
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
Scientific 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: 1932-4553
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
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 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
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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