Department of Mathematics and Systems Analysis

Current

Publications

Publications for the following people: Harri Ehtamo

2018 | 2016 | 2015 | 2014 | 2013 | 2012 | 2010 | 2009 | 2008 | 2007 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | 1996 | 1995 | 1994 | 1993 | 1992

2018

Sorsa, Janne, Ehtamo, Harri, Kuusinen, Juha Matti, Ruokokoski, Mirko, Siikonen, Marja Liisa: Modeling uncertain passenger arrivals in the elevator dispatching problem with destination control, OPTIMIZATION LETTERS. 12(1), 2018, p. 171–185. [BibTeX...]

2016

Ruokokoski, Mirko, Sorsa, Janne, Siikonen, Marja Liisa, Ehtamo, Harri: Assignment formulation for the Elevator Dispatching Problem with destination control and its performance analysis, EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. 252(2), 2016, p. 397–406. [BibTeX...]

2015

von Schantz, Anton, Ehtamo, Harri: Spatial game in cellular automaton evacuation model, PHYSICAL REVIEW E. 92(5), 2015, p. 1-13. [BibTeX...]

Ruokokoski, Mirko, Ehtamo, Harri, Pardalos, Panos M.: Elevator Dispatching Problem: a Mixed Integer Linear Programming Formulation and Polyhedral Results, JOURNAL OF COMBINATORIAL OPTIMIZATION. 29(4), 2015, p. 750-780. [BibTeX...]

2014

von Schantz, Anton, Ehtamo, Harri: Cellular Automaton Evacuation Model Coupled with a Spatial Game, 10th International Conference, AMT 2014 Warsaw, Poland, August 1114, 2014.. [BibTeX...]

2013

Heliövaara, Simo, Ehtamo, Harri, Helbing, Dirk, Korhonen, Timo: Patient and impatient pedestrians in a spatial game for egress congestion, PHYSICAL REVIEW E. 87(012802), 2013, p. 1-10. [BibTeX...]

Berg, Kimmo, Ehtamo, Harri, Uusitalo, Mikko A., Wijting, C.: Priority-based classification of spectrum access models, IEEE COMMUNICATIONS MAGAZINE. 51(8), 2013, p. 162-167. [BibTeX...]

2012

Kuusinen, Juha-Matti, Sorsa, Janne, Siikonen, Marja-Liisa, Ehtamo, Harri: A study on the arrival process of lift passengers in a multi-storey office building, BUILDING SERVICES ENGINEERING RESEARCH AND TECHNOLOGY. 33(2), 2012, p. 437-449. [BibTeX...]

Heliövaara, Simo, Kuusinen, Juha-Matti, Rinne, Tuomo, Korhonen, Timo, Ehtamo, Harri: Pedestrian Behavior and Exit Selection in Evacuation of a Corridor - An Experimental Study, SAFETY SCIENCE.(50), 2012, p. 221-227. [BibTeX...]

Heliövaara, Simo, Korhonen, Timo, Hostikka, Simo, Ehtamo, Harri: Counterflow model for agent-based simulation of crowd dynamics, BUILDING AND ENVIRONMENT. 48(0), 2012, p. 89-100. [BibTeX...]

Berg, Kimmo, Ehtamo, Harri: Continuous learning methods in two-buyer pricing problem, Mathematical Methods of Operations Research. 75(3), 2012, p. 287-304. [BibTeX...]

2010

Korhonen, Timo, Hostikka, Simo, Heliövaara, Simo, Ehtamo, Harri: FDS+Evac: An Agent Based Fire Evacuation Model, Pedestrian and Evacuation Dynamics 2008, Wuppertal, Germany., p. 109-120. [BibTeX...]

Ehtamo, Harri, Heliövaara, Simo, Hostikka, Simo, Korhonen, Timo: Modeling Evacuees' Exit Selection with Best Response Dynamics, Pedestrian and Evacuation Dynamics 2008, Wuppertal, Germany, 27-29.2.2008.., p. 309-319. [BibTeX...]

Ehtamo, Harri., Heliövaara, Simo., Korhonen, Timo., Hostikka, Simo: Game Theoretic Best-Response Dynamics for Evacuees' Exit Selection, Advances in Complex Systems. 13(1), 2010, p. 113-134. [BibTeX...]

Ehtamo, Harri, Berg, Kimmo, Kitti, Mitri: An Adjustment Scheme for Nonlinear Pricing Problem with Two Buyers, EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. 201(1), 2010, p. 259-266. [BibTeX...]

Berg, Kimmo, Ehtamo, Harri: Interpretation of Lagrange Multipliers in Nonlinear Pricing Problem, OPTIMIZATION LETTERS. 4(2), 2010, p. 275-285. [BibTeX...]

2009

Kitti, Mitri, Ehtamo, Harri: Adjustment of an Affine Contract with Fixed-Point Iteration, JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS. 140(3), 2009, p. 477-497. [BibTeX...]

2008

Korhonen, T., Hostikka, S., Heliövaara, Simo, Ehtamo, Harri: FDS+Evac: Modelling Social Interactions in Fire Evaquation, 7th International Conference on Performance-Based Codes and Fire Safety Design Models, New Zealand, 16-18.4.2008., p. 241-250. [BibTeX...]

Berg, Kimmo, Ehtamo, Harri: Multidimensional Screening: Online Computation and Limited Information, ICEC 2008, the 10th International Conference on Electronic Commerce, Innsbruck, Itävalta, 19.-22.8.2008., p. 1-10. [BibTeX...]

2007

Korhonen, T., Hostikka, S., Heliövaara, Simo, Ehtamo, Harri: Integration of an agent based evacuation simulation and state-of-the-art fire simulation, 7th Asia-Oceania Symposium on Fire Science & Technology, Hong Kong, 20.-22.9.2007.. [BibTeX...]

Korhonen, T., Hostikka, S., Heliövaara, Simo., Ehtamo, Harri, Matikainen, K.: FDS+Evac: Evacuation module for fire dynamics simulator, The Interflam 2007: 11th International Conference on Fire Science and Engineering, London, 3.-5.9.2007., p. 1443-1448. [BibTeX...]

Kitti, Mitri, Ehtamo, Harri: Analysis of the constraint proposal method for two-party negotiations, EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. 181(2), 2007, p. 817-827. [BibTeX...]

Heliövaara, Simo, Ehtamo, Harri, Korhonen, T., Hostikka, S.: Poistumissimuloinnit palotilanteissa, Pelastustieto. 58, 2007, p. 109-113. [BibTeX...]

2004

Ehtamo, Harri, Hämäläinen, Raimo P., Koskinen, V.: An E-learning Module on Negotiation Analysis, Hawaii International Conference on System Sciences.. [BibTeX...]

2003

Sorsa, Janne, Siikonen, Marja-Liisa, Ehtamo, Harri: Optimal control of double-deck elevator group using genetic algorithm, International Transactions in Operational Research. 10(2), 2003, p. 103-114. [BibTeX...]

2002

Ehtamo, Harri, Kitti, Mitri, Hämäläinen, Raimo: Recent Studies on Incentive Design Problems in Game Theory and Management Science, Optimal Control and Differential games, Essays in Honor of Steffen Jorgensen., p. 121-134. [BibTeX...]

2001

Hämäläinen, R.P., Kettunen, E., Marttunen, M., Ehtamo, H.: Evaluating a framework for multi-stakeholder decision support in water resources, GROUP DECISION AND NEGOTIATION. 10(4), 2001, p. 331-353. [BibTeX...]

Heiskanen, P., Ehtamo, H., Hämäläinen, R.P.: Constraint proposal method for computing Pareto solutions in multi-party negotiations, EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. 133(1), 2001, p. 44-61. [BibTeX...]

Ehtamo, Harri, Hämäläinen, Raimo P.: Interactive Multiple-Criteria Methods for Reaching Pareto Optimal Agreements in Negotiations, GROUP DECISION AND NEGOTIATION. 10(6), 2001, p. 475-491. [BibTeX...]

Ehtamo, H., Kettunen, E., Hämäläinen, R.P.: Searching for Joint Gains in Multi-Party Negotiations, EUROPEAN JOURNAL OF OPERATIONAL RESEARCH. 130(1), 2001, p. 54-69. [BibTeX...]

Ehtamo, H., Raivio, T.: On Applied Nonlinear and Bilevel Programming for Some Pursuit-Evasion Games, JOURNAL OF OPTIMIZATION THEORY AND APPLICATIONS. 108(1), 2001, p. 65-96. [BibTeX...]

Ehtamo, H., Hämäläinen, R.P.: Sensitivity Analysis of the Jointly Improving Direction Method, Group Decision & Negotiation 2001, La Rochelle, France, June 4-7, 2001., p. 123-125. [BibTeX...]

2000

Raivio, T., Ehtamo, Harri: On numerical solution of a class of pursuit evasion games, Annals on the International Society of Dynamic Games. 5, 2000, p. 177-192. [BibTeX...]

Ehtamo, Harri, Raivio, T.: Visual Aircraft Identification as a Pursuit-Evasion Game, Journal of Guidance, Control and Dynamics. 23(4), 2000, p. 701-708. [BibTeX...]

Ehtamo, H., Raivio, T.: Applying nonlinear programming to pursuit-evasion games, 2000. [BibTeX...]

Ehtamo, H., Raivio, T., Hämäläinen, R.P.: A continuation method for minimum time problems, 2000. [BibTeX...]

1999

Virtanen, K., Ehtamo, H, Raivio, T., Hämäläinen, R.P.: VIATO - Visual Interactive Aircraft Trajectory Optimization, IEEE Transactions on Systems, Man and Cybernetics, Part C: Applications and Reviews. 29(3), 1999, p. 409-421. [BibTeX...]

Hämäläinen, R.P., Kettunen, E., Marttunen, M., Ehtamo, H.: Towards decision and negotiation support in multi-stakeholder development of lake regulation policy, Hawaii International Conference on System Sciences, Hawaii, January 5-8, 1999.. [BibTeX...]

Ehtamo, H., Hämäläinen, R.P., Heiskanen, P., Teich, J., Verkama, M., Zionts, S.: Generating Pareto solutions in two-party negotiations by adjusting artificial constraints, MANAGEMENT SCIENCE. 45(12), 1999, p. 1697-1709. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: How to select fair improving directions in a negotiation model over continuous issues, IEEE Transactions on Systems, Man and Cybernetics - Part C: Applications and Reviews. 29(1), 1999, p. 26-33. [BibTeX...]

1998

Raivio, T., Virtanen, K., Ehtamo, H., Hämäläinen, R.P.: Microcomputer simulation of optimal flight paths, EUROSIM´98 Simulation Congress, April 14-15, 1998, Espoo, Finland., p. vol.2,pp. 288-289. [BibTeX...]

1997

Virtanen, K., Ehtamo, H., Raivio, T., Hämäläinen, R.P.: VIATO - Visual interactive aircraft trajectory optimization, 1997 IEEE International Conference on Systems, Man and Cybernetics, Orlando, Florida, October 12-15, 1997., p. 2280-2285. [BibTeX...]

Raivio, T., Ehtamo, H.: Applying nonlinear programming to a complex pursuit-evasion problem, 1997 IEEE International Conference on Systems, Man, and Cybernetics, Orlando, FL, October 12-15, 1997., p. 1548-1551. [BibTeX...]

Hämäläinen, R.P., Kettunen, E., Ehtamo, H.: Game modeling and coordination processes for two-level multi-agent systems, Sixteenth IASTED International Conference on Modelling, Identification and Control, Austria, February 17-19, 1997., p. 234-240. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: How to select fair improving directions in a negotiation model over continuous issues, 1997 IEEE International Conference on Systems, Man and Cybernetics, Orlando Florida, October 12-15, 1997., p. 3466-3471. [BibTeX...]

Ehtamo, H.: Book review: Tamer Basar and Geert Jan Olsder, Dynamic Noncooperative Game Theory, 2nd ed., Journal of Economic Dynamics and Control. 21, 1997, p. 1113-1116. [BibTeX...]

1996

Verkama, M., Ehtamo, H., Hämäläinen, R.P.: Distributed computation of Pareto solutions in N-player games, Mathematical Programming. 74, 1996, p. 29-45. [BibTeX...]

Raivio, T., Ehtamo, H., Hämäläinen, R.P.: A decomposition method for a class of pursuit-evasion games, 7th International Symposium on Differential Games and Applications, Kanagawa, Japan, December 16.-18.1996., p. vol.2, s. 784-795. [BibTeX...]

Raivio, T., Ehtamo, H., Hämäläinen, R.P.: Aircraft trajectory optimization using nonlinear programming, 17th IFIP TC7 Conference on System Modelling and Optimization, July 10-14, 1995, Prague, Czech Rebublic., p. S. 435-441. [BibTeX...]

Raivio, T., Ehtamo, H., Hämäläinen, R.P.: Simulation the worst case prediction error of system trajectories, European Simulation Multiconference, Budapest, June 1996., p. 299-303. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: On distributed computation of Pareto solutions for two decision makers, IEEE Transactions of Systems, Man and Cybernetics. 26(4), 1996, p. 498-503. [BibTeX...]

Ehtamo, H., Virtanen, K.: Interactive aircraft trajectory optimization and simulation, European Simulation Multiconference, Budapest, June 1996., p. S. 150-154. [BibTeX...]

1995

Ehtamo, H., Hämäläinen, R.P.: Credibility of linear equilibrium strategies in a discrete time fishery management game, GROUP DECISION AND NEGOTIATION. 4(1), 1995, p. 27-37. [BibTeX...]

Ehtamo, H., Ruusunen, J.: On independence of irrelevant alternatives and dynamic programming in dynamic bargaining games, New Trends in Dynamic Games and Applications., p. 395-408. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: How to select fair improving directions in a negotiation model over continuous issues, Decision Sciences Institute, 1995 Annual Meeting, November 20-22, 1995, Boston, Massachusetts., p. 549-551. [BibTeX...]

Ehtamo, H., Ruusunen, J.: Contracting in dynamic games, GROUP DECISION AND NEGOTIATION. 4(1), 1995, p. 59-69. [BibTeX...]

1994

Verkama, M., Ehtamo, H., Hämäläinen, R.P.: Distributed computation of Pareto solutions in N-player games, 1994. [BibTeX...]

Verkama, M., Hämäläinen, R.P., Ehtamo, H.: Modeling and computational analysis of reactive behavior in organizations, Computational Organization Theory., p. 161-177. [BibTeX...]

Ehtamo, H., Raivio, T.: Numerical solution of minimum time climb trajectories, CSC News (Center for Scientific Computing). 6(3), 1994, p. 15-18. [BibTeX...]

Ehtamo, H., Ruusunen, J.: On independence of irrelevant alternatives and dynamic programming in dynamic bargaining games, Sixth International Symposium on Dynamic Games and Applications, St-Jovite, Quebec, Canada, July 13-15, 1994., p. 99-106. [BibTeX...]

Ehtamo, H., Miettinen, P.: Matemaattisia malleja 10 vuotta:Ei mallimonstereita vaan systeemiajattelua, Korkeakoulujen ATK-uutiset.(3), 1994, p. 16-17. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: Negotiating efficient agreements over continuous issues, 1994. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: Successive proposals: A new approach to the computation and enforcement of Pareto efficient contracts under incomplete information, XIth International Conference on Multiple Criteria Decision Making, Coimbra, Portugal, August 1-6, 1994., p. 1-11. [BibTeX...]

Ehtamo, H., Raivio, T., Hämäläinen, R.P.: A method to generate trajectories for minimum time climb, Sixth International Symposium on Dynamic Games and Applications, St-Jovite, Quebec, Canada, July 13-15, 1994., p. 175-183. [BibTeX...]

1993

Ehtamo, H., Hämäläinen, R.P.: A cooperative incentive equilibrium for a resource management problem, Journal of Economic Dynamics and Control. 17(4), 1993, p. 659-678. [BibTeX...]

Ehtamo, H., Ruusunen, J.: Intertemporal bargaining and dynamic consistency, 1993. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: On distributed computation of Pareto solutions in a duopoly, IEEE Systems, Man and Cybernetics Conference, Le Touquet, France, October 1993.. [BibTeX...]

1992

Verkama, M., Hämäläinen, R.P., Ehtamo, H.: Multi-agent interaction processes: From oligopoly theory to decentralized artificial intelligence, GROUP DECISION AND NEGOTIATION. 1(2), 1992, p. 137-159. [BibTeX...]

Ehtamo, H., Hämäläinen, R.P.: On the credibility of linear equilibrium strategies in discrete time fishery management games, Fifth International Symposium on Dynamic Games and Applications, Conches, July 13- Grimentz, July 15-17, Switzerland, 1992.. [BibTeX...]

Ehtamo, H., Verkama, M., Hämäläinen, R.P.: On contracting under incomplete information using linear proposals, Fifth International Symposium on Dynamic Games and Applications, Conches, July 13- Grimentz, July 15-17, Switzerland, 1992.. [BibTeX...]

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