Mathematical Systems Theory Research Group


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List of Conference Articles:

[55] Mikko Lehtimäki, Lassi Paunonen, Seppo Pohjolainen, and Marja-Leena Linne. Order reduction for a signaling pathway model of neuronal synaptic plasticity. In Proceedings of the 20th IFAC World Congress, Toulouse, France, July 10-14, 2017. [ preprint ]
[54] Lassi Paunonen. Output regulation of infinite-dimensional time-delay systems. In Proceedings of the 2017 American Control Conference, Seattle, WA, USA, May 22-24, 2017. [ preprint ]
[53] Lassi Paunonen and David Seifert. Asymptotic Behaviour of Platoon Systems. In Proceedings of the 22nd International Symposium on Mathematical Theory of Networks and Systems, Minneapolis, MN, USA, July 12-15, 2016. [ preprint ]
[52] Jukka-Pekka Humaloja, Lassi Paunonen, and Seppo Pohjolainen. Robust Regulation for Even-Order Port-Hamiltonian Systems. In Proceedings of the 22nd International Symposium on Mathematical Theory of Networks and Systems, Minneapolis, MN, USA, July 12-15, 2016. [ preprint ]
[51] Petteri Laakkonen and Lassi Paunonen. A Simple Controller with a Reduced Order Internal Model in the Frequency Domain. In Proceedings of the 15th European Control Conference, Aalborg, Denmark, June 29th - July 1st, 2016. [ preprint ]
[50] Timo Hämäläinen and Seppo Pohjolainen. The Structure of Robust Controllers for Distributed Parameter Systems. In Proceedings of the 15th European Control Conference, Aalborg, Denmark, June 29th - July 1st, 2016.
[49] Jukka-Pekka Humaloja, Lassi Paunonen, and Seppo Pohjolainen. Robust Regulation for First-Order Port-Hamiltonian Systems. In Proceedings of the 15th European Control Conference, Aalborg, Denmark, June 29th - July 1st, 2016. [ preprint ]
[48] Lassi Paunonen. On Robust Output Regulation for Continuous-Time Periodic Systems. In Proceedings of the SIAM Conference on Control & Its Applications, Paris, France, July 8-10, 2015. [ preprint ]
[47] Lassi Paunonen and Seppo Pohjolainen. A New Controller Structure for Robust Output Regulation. In Proceedings of the 53rd IEEE Conference on Decision and Control, Los Angeles, CA, USA, December 15-17, 2014. [ preprint ]
[46] Lassi Paunonen. On Robustness of Strongly Stable Semigroups with Spectrum on iR. In Proceedings of the Semigroups of Operators: Theory and Applications, Bedlewo, Poland, October 6-11, 2013. [ preprint,   proceedings volume,  errata ]
[45] Petteri Laakkonen and Seppo Pohjolainen. Robustness of Controllers for SISO-Plants and Signals Generated by an Infinite-Dimensional Exosystem. In Proceedings of the 19th International Conference on Methods ans Models in Automation and Robotics, Miedzyzdroje, Poland, September 2-5, 2014. [ preprint ]
[44] Timo Hämäläinen and Seppo Pohjolainen. On the Structure of Robust Controllers for Infinite-Dimensional Systems. In Proceedings of the Mathematical Theory of Networks and Systems 2014, Groningen, The Netherlands, July 7-11, 2014. [ preprint ]
[43] Lassi Paunonen and Petteri Laakkonen. On polynomial stability of linear systems. In Proceedings of the Mathematical Theory of Networks and Systems 2014, Groningen, The Netherlands, July 7-11, 2014. [ preprint ]
[42] Lassi Paunonen and Seppo Pohjolainen. Output regulation theory for distributed parameter systems with unbounded control and observation. In Proceedings of the 52nd IEEE Conference on Decision and Control, Florence, Italy, December 10-13, 2013. [ preprint ]
[41] Lassi Paunonen and Seppo Pohjolainen. Robustness properties of controllers with reduced order internal models. In Proceedings of the 12th European Control Conference, Zurich, Switzerland, July 17-19, 2013. [ preprint ]
[40] Petteri Laakkonen and Seppo Pohjolainen. Solvability of the output regulation problem with a feedforward controller. In Proceedings of the 12th European Control Conference, Zurich, Switzerland, July 17-19, 2013.
[39] Timo Hämäläinen and Seppo Pohjolainen. On the structure of robust controllers for infinite-dimensional systems. In Proceedings of the 12th European Control Conference, Zurich, Switzerland, July 17-19, 2013.
[38] Timo Hämäläinen and Seppo Pohjolainen. Robust Regulation of Distributed Parameter Systems with Infinite-Dimensional Exosystems. In Proceedings of the 51st IEEE Conference on Decision and Control, Maui, Hawaii, December 10-13, 2012.
[37] Lassi Paunonen and Seppo Pohjolainen. Feedforward output regulation for distributed parameter systems with infinite-dimensional exosystems. In Proceedings of the 51st IEEE Conference on Decision and Control, Maui, Hawaii, December 10-13, 2012. [ preprint ]
[36] Petteri Laakkonen, Lassi Paunonen and Seppo Pohjolainen. Dual look at robust regulation: Frequency domain and state space approaches. In Proceedings of the 17th International Conference on Methods and Models in Automation and Robotics, Miedzyzdroje, Poland, August 27-30, 2012. [ preprint ]
[35] Lassi Paunonen and Seppo Pohjolainen. Output regulation for general infinite-dimensional exosystems. In Proceedings of the 7th IFAC Symposium on Robust Control Design, Aalborg, Denmark, June 20-22, 2012. [ preprint ]
[34] Lassi Paunonen. The infinite-dimensional Sylvester differential equation and periodic output regulation. In Proceedings of the 21st International Workshop on Operator Theory and its Applications, Berlin, Germany, July 12-16, 2010. [ preprint ]
[33] Petteri Laakkonen and Seppo Pohjolainen. Infinite structure for infinite-dimensional systems: A directional approach. In Proceedings of the Mathematical Theory of Networks and Systems 2010, Budapest, Hungary, July 5-9, 2010.
[32] Lassi Paunonen and Seppo Pohjolainen. Output regulation of distributed parameter systems with time-periodic exosystems. In Proceedings of the Mathematical Theory of Networks and Systems 2010, Budapest, Hungary, July 5-9, 2010. [ preprint ]
[31] Lassi Paunonen and Seppo Pohjolainen. On decomposing of infinite-dimensional Sylvester equations. In Proceedings of the European Control Conference 2009, August 23-26, 2009. [ preprint ]
[30] Petteri Laakkonen and Seppo Pohjolainen. Finite and infinite transmission zeros for infinite-dimensional systems. In Proceedings of the IFAC Workshop on Control Applications of Optimisation, May 6-8, 2009.
[29] Markku Åkerblom, Timo Hämäläinen, and Seppo Pohjolainen. A simulator for infinite-dimensional systems with a self-tuning controller. In Proceedings of the IFAC Workshop on Control Applications of Optimisation, May 6-8, 2009.
[28] L. Paunonen, S. Pohjolainen, and T. Hämäläinen. On infinite-dimensional Sylvester equation and the internal model principle. In Proceedings of the Mathematical Theory of Networks and Systems 2008, July 28 - August 1, 2008. [ preprint ]
[27] Timo Hämäläinen and Seppo Pohjolainen. Robust regulation of infinite-dimensional systems with infinite-dimensional exosystems. In Proceedings of the 17th IFAC World Congress 2008, pages 8749-8754, July 6-11, 2008.
[26] Seppo A. Pohjolainen and Timo T. Hämäläinen. Robust regulation for infinite-dimensional systems. In Proceedings of the European Control Conference 2007, Kos, Greece, July 2-5, 2007.
[25] Timo Hämäläinen and Seppo Pohjolainen. A self-tuning robust regulator for infinite-dimensional systems. In Proceedings of the 17th International Symposium of Mathematical Theory of Networks and Systems, Kyoto, Japan, July 24-28, 2006.
[24] Eero Immonen and Seppo Pohjolainen. The internal model principle for linear infinite-dimensional state space systems. In Proceedings of the 17th International Symposium of Mathematical Theory of Networks and Systems, pages 652-656, Kyoto, Japan, July 24-28, 2006.
[23] Eero Immonen and Seppo Pohjolainen. Error feedback output regulation of bounded uniformly continuous signals for infinite-dimensional linear systems. In Proceedings of the 44th IEEE Conference on Decision and Control and European Control Conference, Seville, Spain, December 12-15, 2005.
[22] Eero Immonen and Seppo Pohjolainen. On solvability and approximation of the regulator equations. In Proceedings of the 11th IEEE International Conference on Methods and Models in Automation and Robotics, pages 281-286, Miedzyzdroje, Poland, August 29 - September 1, 2005.
[21] Lauri Ylinen, Seppo Pohjolainen, and Timo Hämäläinen. Robust regulation of stable infinite-dimensional plants in the H-infinity algebra. In Proceedings of the 11th IEEE International Conference on Methods and Models in Automation and Robotics, pages 275-280, Miedzyzdroje, Poland, August 29 - September 1, 2005.
[20] Eero Immonen and Seppo Pohjolainen. On solvability and approximation of the regulator equations. In Proceedings of the 11th IEEE International Conference on Methods and Models in Automation and Robotics, Miedzyzdroje, Poland, August 29 - September 1, 2005.
[19] Eero Immonen and Seppo Pohjolainen. Output regulation of periodic signals for DPS: An infinite-dimensional signal generator. In Proceedings of the 43rd IEEE Conference on Decision and Control, Bahamas, December 14-17, 2004.
[18] Timo Hämäläinen and Seppo Pohjolainen. Asymptotically H2-optimal tuning of low gain robust controllers for DPS. In Proceedings of the 16th International Symposium on Mathematical Theory of Networks and Systems, Leuven, Belgium, July 5-9, 2004.
[17] Eero Immonen and Seppo Pohjolainen. Output regulation of periodic signals for DPS: An infinite-dimensional signal generator. In Proceedings of the 16th International Symposium on Mathematical Theory of Networks and Systems, Leuven, Belgium, July 5-9, 2004.
[16] Timo Hämäläinen and Seppo Pohjolainen. Robust regulation for exponentially stable boundary control systems in Hilbert space. In Proceedings of the 8th IEEE International Conference on Methods and Models in Automation and Robotics, pages 171-178, Szczecin, Poland, September 2-5, 2002.
[15] Timo Hämäläinen and Seppo Pohjolainen. The tuning of robust controllers for stable systems in the CD-algebra: The case of sinusoidal and polynomial signals. In Proceedings of the 14th International Symposium on Mathematical Theory of Networks and Systems, 2000.
[14] Timo Hämäläinen and Seppo Pohjolainen. On the asymptotically optimal tuning of robust controllers for systems in the cd-algebra. In Proceedings of the European Control Conference, Karlsruhe, Germany, August 31 - September 3, 1999.
[13] Timo Hämäläinen and Seppo Pohjolainen. On the asymptotically optimal tuning of robust controllers for parabolic DPS: The case of sinusoidal reference and distubance signals. In Proceedings of the 5th IEEE International Conference on Methods and Models in Automation and Robotics, Miedzyzdroje, Poland, August 25-29, 1998.
[12] Timo Hämäläinen and Seppo Pohjolainen. On the tuning of robust regulators for infinite-dimensional systems in the frequency domain. In Proceedings of the 3rd IEEE International Conference on Methods and Models in Automation and Robotics, pages 151-156, Miedzyzdroje, Poland, September 10-13, 1996.
[11] Seppo Pohjolainen. Optimizing controller's parameters for DPS with a nonlinear Remez method. In Proceedings of the third SIAM Conference on Control and Its Applications, St. Louis, Missouri, April 27-29, 1995.
[10] Timo Hämäläinen and Seppo Pohjolainen. On the design of linear control systems using symbolic algebra. In Proceedings of the 8th Conference of the European Consortium for Mathematics in Industry, Kaiserslautern, Germany, September 6-10, 1994.
[9] Seppo Pohjolainen. On the tuning of finite-dimensional controllers for distributed parameter systems. In Proceedings of the second European Control Conference, pages 1094-1095, Groningen, Netherlands, June 28 - July 1, 1993.
[8] R. Piché, S. Pohjolainen, and T. Virvalo. Design of robust two-degree-of-freedom controllers for position servos using H-infinity theory. In Proceedings of the IME Part I: Journal of Systems and Control Eng. 206, pages 135-142, England, 1992.
[7] Seppo Pohjolainen and M. Laaksonen. Optimal minimax controllers with structural constrainst. In Proceedings of the Conference of the European Consortium for Mathematics in Industry, Limerick, Ireland, 1991.
[6] Isto Lätti and Seppo Pohjolainen. How to tune a multivariable PI-controller for heat exchangers using H-infinity-methods. In Proceedings of the Fifth Symposium on Control of Distributed Parameter Systems, pages 151-155, Universite' de Perpignan, Perpignan, France, 1989.
[5] S. Pohjolainen and T. Mäkelä. How to improve a given linear controller using H-infinity methods. In Proceedings of the 12th IMACS World Conference, Paris, France, July 18-22, 1988.
[4] Seppo Pohjolainen. On the optimal tuning of a robust controller. analysis and optimization of systems. In Proceedings of the Seventh International Conference on Analysis and Optimization of Systems, Antibes, France, June 25-27, 1986.
[3] Seppo Pohjolainen. A robust controller for semilinear distributed parameter systems. In Proceedings of the Summer School in Numerical Analysis at Jyväskylä, Jyväskylä, Finland, June 17-20, 1985.
[2] Seppo Pohjolainen. A self-tuning robust controller for semilinear parabolic systems. In Proc. Control Applications of Nonlinear Programming and Optimization, V IFAC Workshop, Capri, Italy, June 11-14, 1985.
[1] Seppo Pohjolainen. A self-tuning robust controller for semilinear parabolic distributed parameter systems. In Proceedings of the Fifth IFAC Workshop on Control Applications of Nonlinear Programming and Optimization, pages 147-156, Capri, Italy, June 11-14, 1985.
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