Harri Ehtamo

Professor, Systems analysis - optimization theory with applications in engineering and economics at Aalto University School of Business

Schools

  • Aalto University School of Business

Links

Biography

Aalto University School of Business

Peer-reviewed scientific articles

Journal article-refereed, Original research

Modeling uncertain passenger arrivals in the elevator dispatching problem with destination control

Sorsa, Janne; Ehtamo, Harri; Kuusinen, Juha Matti; Ruokokoski, Mirko; Siikonen, Marja Liisa
2017 in OPTIMIZATION LETTERS (Springer Verlag)
ISSN: 1862-4472

Assignment formulation for the Elevator Dispatching Problem with destination control and its performance analysis

Ruokokoski, Mirko; Sorsa, Janne; Siikonen, Marja Liisa; Ehtamo, Harri
2016 in EUROPEAN JOURNAL OF OPERATIONAL RESEARCH (Elsevier Science B.V.)
ISSN: 0377-2217

Elevator Dispatching Problem: a Mixed Integer Linear Programming Formulation and Polyhedral Results

Ruokokoski, Mirko; Ehtamo, Harri; Pardalos, Panos M.
2015 in JOURNAL OF COMBINATORIAL OPTIMIZATION (Springer Netherlands)
ISSN: 1382-6905

Spatial game in cellular automaton evacuation model

von Schantz, Anton; Ehtamo, Harri
2015 in PHYSICAL REVIEW E (AMER PHYSICAL SOC)
ISSN: 1539-3755

Priority-based classification of spectrum access models

Berg, Kimmo; Ehtamo, Harri; Uusitalo, Mikko A.; Wijting, C.
2013 in IEEE COMMUNICATIONS MAGAZINE (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC)
ISSN: 0163-6804

Patient and impatient pedestrians in a spatial game for egress congestion

Heliövaara, Simo; Ehtamo, Harri; Helbing, Dirk; Korhonen, Timo
2013 in PHYSICAL REVIEW E (AMER PHYSICAL SOC)
ISSN: 1539-3755

Continuous learning methods in two-buyer pricing problem

Berg, Kimmo; Ehtamo, Harri
2012 in Mathematical Methods of Operations Research (Physica-Verlag)
ISSN: 1432-2994

Counterflow model for agent-based simulation of crowd dynamics

Heliövaara, Simo; Korhonen, Timo; Hostikka, Simo; Ehtamo, Harri
2012 in BUILDING AND ENVIRONMENT (PERGAMON-ELSEVIER SCIENCE LTD)
ISSN: 0360-1323

Pedestrian Behavior and Exit Selection in Evacuation of a Corridor - An Experimental Study

Heliövaara, Simo; Kuusinen, Juha-Matti; Rinne, Tuomo; Korhonen, Timo; Ehtamo, Harri
2012 in SAFETY SCIENCE (Elsevier)
ISSN: 0925-7535

A study on the arrival process of lift passengers in a multi-storey office building

Kuusinen, Juha-Matti; Sorsa, Janne; Siikonen, Marja-Liisa; Ehtamo, Harri
2012 in BUILDING SERVICES ENGINEERING RESEARCH AND TECHNOLOGY (SAGE Publications Inc.)
ISSN: 0143-6244

Interpretation of Lagrange Multipliers in Nonlinear Pricing Problem

Berg, Kimmo; Ehtamo, Harri
2010 in OPTIMIZATION LETTERS (Springer Verlag)
ISSN: 1862-4472

An Adjustment Scheme for Nonlinear Pricing Problem with Two Buyers

Ehtamo, Harri; Berg, Kimmo; Kitti, Mitri
2010 in EUROPEAN JOURNAL OF OPERATIONAL RESEARCH (Elsevier Science B.V.)
ISSN: 0377-2217

Game Theoretic Best-Response Dynamics for Evacuees' Exit Selection

Ehtamo, Harri.; Heliövaara, Simo.; Korhonen, Timo.; Hostikka, Simo
2010 in Advances in Complex Systems (World Scientific Publishing Co. Pte Ltd)
ISSN: 0219-5259

Adjustment of an Affine Contract with Fixed-Point Iteration

Kitti, Mitri; Ehtamo, Harri
2009 in JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS (Springer New York)
ISSN: 0022-3239

Analysis of the constraint proposal method for two-party negotiations

Kitti, Mitri; Ehtamo, Harri
2007 in EUROPEAN JOURNAL OF OPERATIONAL RESEARCH (Elsevier Science B.V.)

Optimal control of double-deck elevator group using genetic algorithm

Sorsa, Janne; Siikonen, Marja-Liisa; Ehtamo, Harri
2003 in International Transactions in Operational Research (Blackwell Publishing)

Searching for Joint Gains in Multi-Party Negotiations

Ehtamo, H.; Kettunen, E.; Hämäläinen, R.P.
2001 in EUROPEAN JOURNAL OF OPERATIONAL RESEARCH (Elsevier Science B.V.)

Interactive Multiple-Criteria Methods for Reaching Pareto Optimal Agreements in Negotiations

Ehtamo, Harri; Hämäläinen, Raimo P.
2001 in GROUP DECISION AND NEGOTIATION (Springer Netherlands)

On Applied Nonlinear and Bilevel Programming for Some Pursuit-Evasion Games

Ehtamo, H.; Raivio, T.
2001 in JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS (Springer New York)

Constraint proposal method for computing Pareto solutions in multi-party negotiations

Heiskanen, P.; Ehtamo, H.; Hämäläinen, R.P.
2001 in EUROPEAN JOURNAL OF OPERATIONAL RESEARCH (Elsevier Science B.V.)
ISSN: 0377-2217

Evaluating a framework for multi-stakeholder decision support in water resources

Hämäläinen, R.P.; Kettunen, E.; Marttunen, M.; Ehtamo, H.
2001 in GROUP DECISION AND NEGOTIATION (Springer Netherlands)

Visual Aircraft Identification as a Pursuit-Evasion Game

Ehtamo, Harri; Raivio, T.
2000 in Journal of Guidance, Control and Dynamics (Springer Netherlands)

On numerical solution of a class of pursuit evasion games

Raivio, T.; Ehtamo, Harri
2000 in Annals on the International Society of Dynamic Games (Springer Netherlands)

Generating Pareto solutions in two-party negotiations by adjusting artificial constraints

Ehtamo, H.; Hämäläinen, R.P.; Heiskanen, P.; Teich, J.; Verkama, M.; Zionts, S.
1999 in MANAGEMENT SCIENCE (INST OPERATIONS RESEARCH MANAGEMENT SCIENCES)

Generating Pareto Solutions in Two-Party SettinProposal Methods

Ehtamo, H.; Hämäläinen, R.P.; Heiskanen, P.; Teich, J.; Verkama, M.; Zionts, S.
1999 in MANAGEMENT SCIENCE (INST OPERATIONS RESEARCH MANAGEMENT SCIENCES)
ISSN: 0025-1909

How to select fair improving directions in a negotiation model over continuous issues

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1999 in IEEE Transactions on Systems, Man and Cybernetics - Part C: Applications and Reviews (INST OPERATIONS RESEARCH MANAGEMENT SCIENCES)

VIATO - Visual Interactive Aircraft Trajectory Optimization

Virtanen, K.; Ehtamo, H; Raivio, T.; Hämäläinen, R.P.
1999 in IEEE Transactions on Systems, Man and Cybernetics, Part C: Applications and Reviews (INST OPERATIONS RESEARCH MANAGEMENT SCIENCES)

Book review: Tamer Basar and Geert Jan Olsder, Dynamic Noncooperative Game Theory, 2nd ed.

Ehtamo, H.
1997 in Journal of Economic Dynamics and Control (Elsevier)

On distributed computation of Pareto solutions for two decision makers

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1996 in IEEE Transactions of Systems, Man and Cybernetics (Elsevier)

Distributed computation of Pareto solutions in N-player games

Verkama, M.; Ehtamo, H.; Hämäläinen, R.P.
1996 in Mathematical Programming (Springer-Verlag GmbH and Co. KG)

Contracting in dynamic games

Ehtamo, H.; Ruusunen, J.
1995 in GROUP DECISION AND NEGOTIATION (Springer Netherlands)

Credibility of linear equilibrium strategies in a discrete time fishery management game

Ehtamo, H.; Hämäläinen, R.P.
1995 in GROUP DECISION AND NEGOTIATION (Springer Netherlands)

A cooperative incentive equilibrium for a resource management problem

Ehtamo, H.; Hämäläinen, R.P.
1993 in Journal of Economic Dynamics and Control (Elsevier)

Multi-agent interaction processes: From oligopoly theory to decentralized artificial intelligence

Verkama, M.; Hämäläinen, R.P.; Ehtamo, H.
1992 in GROUP DECISION AND NEGOTIATION (Springer Netherlands)

Book section, Chapters in research books

Recent Studies on Incentive Design Problems in Game Theory and Management Science

Ehtamo, Harri; Kitti, Mitri; Hämäläinen, Raimo
2002

On independence of irrelevant alternatives and dynamic programming in dynamic bargaining games

Ehtamo, H.; Ruusunen, J.
1995

Modeling and computational analysis of reactive behavior in organizations

Verkama, M.; Hämäläinen, R.P.; Ehtamo, H.
1994

Conference proceedings

Cellular Automaton Evacuation Model Coupled with a Spatial Game

von Schantz, Anton; Ehtamo, Harri
2014
ISBN: 978-3-319-09911-8
ISSN: 0302-9743

Modeling Evacuees' Exit Selection with Best Response Dynamics

Ehtamo, Harri; Heliövaara, Simo; Hostikka, Simo; Korhonen, Timo
2010
ISBN: 978-3-642-04503-5

FDS+Evac: An Agent Based Fire Evacuation Model

Korhonen, Timo; Hostikka, Simo; Heliövaara, Simo; Ehtamo, Harri
2010
ISBN: 978-3-642-04503-5

Multidimensional Screening: Online Computation and Limited Information

Berg, Kimmo; Ehtamo, Harri
2008

FDS+Evac: Modelling Social Interactions in Fire Evaquation

Korhonen, T.; Hostikka, S.; Heliövaara, Simo; Ehtamo, Harri
2008

FDS+Evac: Evacuation module for fire dynamics simulator

Korhonen, T.; Hostikka, S.; Heliövaara, Simo.; Ehtamo, Harri; Matikainen, K.
2007

Integration of an agent based evacuation simulation and state-of-the-art fire simulation

Korhonen, T.; Hostikka, S.; Heliövaara, Simo; Ehtamo, Harri
2007

An E-learning Module on Negotiation Analysis

Ehtamo, Harri; Hämäläinen, Raimo P.; Koskinen, V.
2004

Sensitivity Analysis of the Jointly Improving Direction Method

Ehtamo, H.; Hämäläinen, R.P.
2001

Towards decision and negotiation support in multi-stakeholder development of lake regulation policy

Hämäläinen, R.P.; Kettunen, E.; Marttunen, M.; Ehtamo, H.
1999

Microcomputer simulation of optimal flight paths

Raivio, T.; Virtanen, K.; Ehtamo, H.; Hämäläinen, R.P.
1998

How to select fair improving directions in a negotiation model over continuous issues

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1997

Game modeling and coordination processes for two-level multi-agent systems

Hämäläinen, R.P.; Kettunen, E.; Ehtamo, H.
1997

Applying nonlinear programming to a complex pursuit-evasion problem

Raivio, T.; Ehtamo, H.
1997

VIATO - Visual interactive aircraft trajectory optimization

Virtanen, K.; Ehtamo, H.; Raivio, T.; Hämäläinen, R.P.
1997

Interactive aircraft trajectory optimization and simulation

Ehtamo, H.; Virtanen, K.
1996

Simulation the worst case prediction error of system trajectories

Raivio, T.; Ehtamo, H.; Hämäläinen, R.P.
1996

Aircraft trajectory optimization using nonlinear programming

Raivio, T.; Ehtamo, H.; Hämäläinen, R.P.
1996

A decomposition method for a class of pursuit-evasion games

Raivio, T.; Ehtamo, H.; Hämäläinen, R.P.
1996

How to select fair improving directions in a negotiation model over continuous issues

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1995

Successive proposals: A new approach to the computation and enforcement of Pareto efficient contracts under incomplete information

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1994

A method to generate trajectories for minimum time climb

Ehtamo, H.; Raivio, T.; Hämäläinen, R.P.
1994

On independence of irrelevant alternatives and dynamic programming in dynamic bargaining games

Ehtamo, H.; Ruusunen, J.
1994

On distributed computation of Pareto solutions in a duopoly

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1993

On contracting under incomplete information using linear proposals

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1992

On the credibility of linear equilibrium strategies in discrete time fishery management games

Ehtamo, H.; Hämäläinen, R.P.
1992

Publications intended for professional communities

Article in professional journal

Poistumissimuloinnit palotilanteissa

Heliövaara, Simo; Ehtamo, Harri; Korhonen, T.; Hostikka, S.
2007 in Pelastustieto (International Symposium on Dynamic Games and Applications)

Matemaattisia malleja 10 vuotta:Ei mallimonstereita vaan systeemiajattelua

Ehtamo, H.; Miettinen, P.
1994 in Korkeakoulujen ATK-uutiset (International Symposium on Dynamic Games and Applications)

Numerical solution of minimum time climb trajectories

Ehtamo, H.; Raivio, T.
1994 in CSC News (Center for Scientific Computing) (International Symposium on Dynamic Games and Applications)

Published development or research report

A continuation method for minimum time problems

Ehtamo, H.; Raivio, T.; Hämäläinen, R.P.
2000

Applying nonlinear programming to pursuit-evasion games

Ehtamo, H.; Raivio, T.
2000

Negotiating efficient agreements over continuous issues

Ehtamo, H.; Verkama, M.; Hämäläinen, R.P.
1994

Distributed computation of Pareto solutions in N-player games

Verkama, M.; Ehtamo, H.; Hämäläinen, R.P.
1994

Intertemporal bargaining and dynamic consistency

Ehtamo, H.; Ruusunen, J.
1993

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