Publications

2019

Nagy D. J., Bencsik L., Insperger T. (2019): Emberi egyensúlyozó szabályozás identifikációja szimuláció és kísérleti elemzés segítségével (Identification of the model of human balancing through simulation and experimental investigation), OGÉT 2019: XXVII. Nemzetközi Gépészeti Konferencia (27th International Conference on Mechanical Engineering), pp. 360-363, Oradea, Romania [BibTex]
Patkó D., Zelei A. (2019): A poszturális egyensúlyozás és a futás stabilizációjához felhasznált energiamennyiség viszonyának becslése OGÉT 2019: XXVII. Nemzetközi Gépészeti Konferencia (27th International Conference on Mechanical Engineering), Oradea, Romania [BibTex]
Zelei A., Krauskopf B., Piiroinen P. T., Insperger T. (2019): Stable periodic motion of a controlled segmented leg model of pedal locomotion with inelastic ground-foot collision, Nonlinear Dynamics, 97(3) pp. 1945-1958, doi:10.1007/s11071-019-04911-z [BibTex]
Bencsik L., Zelei A. (2019): Running Form Analysis Based on Impact Dynamics: A Minimally Complex Mechanical Model, Periodica Polytechnica Mechanical Engineering, 63(1) pp 7-15, doi:10.3311/PPme.11746 [BibTex]
Bodor B., Bencsik L., Insperger T. (2019): Control Force Recalculation for Balancing Problems, International Journal of Structural Stability and Dynamics, 19(5):1941010, doi:10.1142/S0219455419410104 [BibTex]
Molnar Cs. A., Zelei A., Insperger T. (2019): Mechanical model for human balancing on rolling balance board, Acta Polytechnica CTU Proceedings, 18:32-37, doi:10.14311/APP.2018.18.0032 [BibTex]
Zana R. R., Bodor B., Bencsik L., Zelei A. (2019): A Tutorial for the Analysis of the Piecewise-Smooth Dynamics of a Constrained Multibody Model of Vertical Hopping, Mathematical and Computational Applications, 23(4) 74, doi:10.3390/mca23040074 [BibTex]
Milton J., Insperger T., (2019): Acting together, destabilizing influences can stabilize human balance, Philosophical Transactions of the Royal Society A, 377:20180126, doi: 10.1098/rsta.2018.0126 [BibTex]

2018

Milton J. G., Insperger T., Cook W., Harris D. M., Stepan G. (2018): Microchaos in human postural balance: Sensory dead zones and sampled time-delayed feedback, Physical Review E, 98:022223, doi: 10.1103/PhysRevE.98.022223. [BibTex]
Kovacs B. A., Stepan G., Wang Z., Insperger T. (2018): On the stability of two-wheeled vehicle balancing passive human subjects, 12th IFAC Symposium on Robot Control, August 27 - 30, 2018, Budapest, Hungary [BibTex]
Lublovary G. G., Insperger T. (2018): Transient stabilization of an inverted pendulum with digital control, 12th IFAC Symposium on Robot Control,, August 27 - 30, 2018, Budapest, Hungary [BibTex]
Zelei A., Insperger T. (2018): Simplest mechanical model of stable hopping with inelastic ground-foot impact, 12th IFAC Symposium on Robot Control,, August 27 - 30, 2018, Budapest, Hungary [BibTex]
Molnar Cs. A., Zelei A., Insperger T. (2018): Human balancing on rolling balance board in the frontal plane, 14th IFAC Workshop on Time Delay Systems, June 28 - 30, 2018, Budapest, Hungary, IFAC-PapersOnLine 51(14): 300-305 doi: 10.1016/j.ifacol.2018.07.240 [BibTex]
Buza G., Insperger T. (2018): Mathematical models for balancing tasks on a see-saw with reaction time delay, 14th IFAC Workshop on Time Delay Systems, June 28 - 30, 2018, Budapest, Hungary, IFAC-PapersOnLine 51(14): 288-293 doi: 10.1016/j.ifacol.2018.07.238 [BibTex]
Kovacs A. B., Insperger T. (2018): Parametric study of virtual stick balancing based on a delayed PD model, 14th IFAC Workshop on Time Delay Systems, June 28 - 30, 2018, Budapest, Hungary, IFAC-PapersOnLine 51(14): 271-276 doi:10.1016/j.ifacol.2018.07.235 [BibTex]
Balogh T., Insperger T. (2018): Extending the limits of stabilizability of systems with feedback delay via fractional-order PD controllers, 14th IFAC Workshop on Time Delay Systems, June 28 - 30, 2018, Budapest, Hungary, IFAC-PapersOnLine 51(14): 265-270 doi: 10.1016/j.ifacol.2018.07.234 [BibTex]
Bencsik L., Nagy D. J., Insperger T. (2018): The effect of visual feedback during stick balancing, The Fifth Joint International Conference on Multibody System Dynamics - IMSD 2018, June 24 - 28, 2018, Lisbon, Portugal [BibTex]
Zelei A., Insperger T. (2018): Reduction of ground-foot impact intensity of a hopping leg model on slopes, The Fifth Joint International Conference on Multibody System Dynamics - IMSD 2018, June 24 - 28, 2018, Lisbon, Portugal [BibTex]
Molnar T. G., Dombovari Z., Insperger T., Stepan G., (2018): Bifurcation analysis of nonlinear time-periodic time-delay systems via semidiscretization, International Journal for Numerical Methods in Engineering, 115(1): 57-74, doi: 10.1002/nme.5795 [BibTex]
Balogh T., Insperger T. (2018): Inverz inga stabilizálása tört rendű késleltetett PD szabályozóval (Stabilization of an inverted pendulum by fractional-order delayed PD controller), 26th Nemzetközi Gépészeti Konferencia (OGÉT 2018), pp. 283-286, April 27-30, Cluj-Napoca, Romania [BibTex]
Zhang L., Stepan G., Insperger T. (2018): Saturation limits the contribution of acceleration feedback to balancing against reaction delay, Journal of the Royal Society Interface,, 15:20170771, doi: 10.1098/rsif.2017.0771 [BibTex]
Lehotzky D., Insperger T., Stepan G. (2018): Numerical methods for the stability of time-periodic hybrid time-delay systems with applications, Applied Mathematical Modelling, 57:142-162, doi: 10.1016/j.apm.2017.12.029. [BibTex]
Varszegi B., Takacs D., Insperger T. (2018): Acceleration helps in skateboarding at high speeds, International Journal of Dynamics and Control, 6(3):982–989, doi: 10.1007/s40435-017-0368-9. [BibTex]
Kovács B.A., Insperger T. (2018): Retarded, neutral and advanced differential equation models for balancing using an accelerometer, International Journal of Dynamics and Control, 6(2):694–706, doi: 10.1007/s40435-017-0331-9. [BibTex]
Zelei A., Molnar Cs. A., Insperger T. (2017): Four-bar mechanism substitution for balance board experiments: a parametric study, 14th International Conference on Dynamical Systems Theory and Applications, December 11 - 14, 2017, Lodz, Poland, Springer Proceedings in Mathematics & Statistics, Springer, 2018. pp. 473-484 [BibTex]

2017

Bencsik L., Bodor B., Insperger T. (2017): Reconstruction of motor force during stick balancing, 14th International Conference on Dynamical Systems Theory and Applications, December 11 - 14, 2017, Lodz, Poland [BibTex]
Nagy D. J., Bencsik L., Insperger T. (2017): Identification of the model of Stick balancing using the cepstral analysis, 14th International Conference on Dynamical Systems Theory and Applications, December 11 - 14, 2017, Lodz, Poland [BibTex]
Zelei A., Krauskopf B., Insperger T. (2017): Control optimization for a three-segmented hopping leg model of human locomotion, 14th International Conference on Dynamical Systems Theory and Applications, December 11 - 14, 2017, Lodz, Poland [BibTex]
Zelei A., Insperger T. (2017): Lábmodell periodikus mozgásának elõállítása a futás biomechanikai elemzéséhez (Priodic motion generation of a leg model for the biomechanic analysis of running), 7. Magyar Biomechanikai Konferencia (7th Hungarian Biomechanics Conference), October 6 - 7, 2017, Szeged, Hungary [BibTex]
Stépán G., Milton J.G., Insperger T. (2017): Quantization improves stabilization of dynamical systems with delayed feedback, Chaos: An Interdisciplinary Journal of Nonlinear Science, 27:114306 (2017), doi: 10.1063/1.5006777. [BibTex]
Insperger T., Milton J. (2017): Stick balancing with feedback delay, sensory dead zone, acceleration and jerk limitation, PROCEDIA IUTAM (ISSN: 2210-9838) 22: pp. 59-66. IUTAM Symposium on Nonlinear and Delayed Dynamics of Mechatronic Systems, Oct. 17 - 21, 2016, Nanjing, China [BibTex]
Lehotzky D., Insperger T. (2017): Stabilizability of mechanical systems subjected to digital PIDA control, PROCEDIA IUTAM (ISSN: 2210-9838) 22: pp. 131-138. IUTAM Symposium on Nonlinear and Delayed Dynamics of Mechatronic Systems, Oct. 17 - 21, 2016, Nanjing, China [BibTex]
Bencsik L. (2017): Dynamic analysis and tracking control of underactuated multibody systems, PhD dissertation, Supervisor: Kovacs L. L. [BibTex]
Lehotzky D. (2017): Numerical methods for the stability and stabilizability analysis of delayed dynamical systems, PhD dissertation, Supervisor: Insperger T. [BibTex]
Varszegi B., Takacs D., Stepan G. (2017): Stability of damped skateboards under human control, ASME Journal of Computational and Nonlinear Dynamics 12(5):051014-051014-7, doi: 10.1115/1.4036482. [BibTex]
Insperger T, Ersal T, Orosz G. (2017): Time Delay Systems - Theory, Numerics, Applications, and Experiments, Advances in Delays and Dynamics, Volume 7, Springer, 2017, ISBN: 978-3-319-53425-1. [BibTex]
Fekete L., Krauskopf B., Zelei A. (2017): Three-segmented hopping leg for the analysis of human running locomotion, Extended Abstract; 9th European Nonlinear Dynamics Conference (ENOC 2017), June 25 – 30, 2017, Budapest, Hungary [BibTex]
Kovacs B.A., Insperger T. (2017): Different models for balancing using accelerometer, Extended Abstract for Poster; 9th European Nonlinear Dynamics Conference (ENOC 2017), June 25 – 30, 2017, Budapest, Hungary [BibTex]
Milton J., Insperger T. (2017): Expert stick balancing: Lévy distributions and the edge of stability, Extended Abstract; 9th European Nonlinear Dynamics Conference (ENOC 2017), June 25 – 30, 2017, Budapest, Hungary [BibTex]
Varszegi B., Takacs D., Insperger T. (2017): Balancing on accelerating skateboard, Extended Abstract; 9th European Nonlinear Dynamics Conference (ENOC 2017), June 25 – 30, 2017, Budapest, Hungary [BibTex]
Zhang Li, Stepan G., Insperger T. (2017): Hopf Bifurcation in a Nonlinear Mechanical Model of Human Balancing with Delayed PDA Control, Extended Abstract; 9th European Nonlinear Dynamics Conference (ENOC 2017), June 25 – 30, 2017, Budapest, Hungary [BibTex]
Bencsik L., Zelei A. (2017): Periodic servo-constraints in a stick balancing problem, Extended Abstract; 8th ECCOMAS Thematic Conference on Multibody Dynamics, June 19 – 22, 2017, Prague, Czech Republic [BibTex]
Zelei A., Nagy D. J., Molnar Cs. A., Bencsik L., Insperger T. (2017): Experimental identification of time-delay of human balancing using cepstrum, Extended Abstract; 8th ECCOMAS Thematic Conference on Multibody Dynamics, June 19 – 22, 2017, Prague, Czech Republic [BibTex]
Molnar Cs. A., Zelei A., Insperger T. (2017): Egyensúlyozó deszkán való egyensúlyozási képességek modellezése a sagittalis síkban, 25th Nemzetközi Gépészeti Konferencia (OGÉT 2017), pp. 283 - 286, April 27 – 30, 2017, Cluj-Napoca, Romania [BibTex]
Varszegi B., Takacs D. (2017): Gördeszkázás nehézségei változó sebesség mellett, Accepted Abstract; 13th Tavaszi Szél Conference, March 31 – April 2, 2017, Miskolc, Hungary [BibTex]
Molnar Cs. A., Zelei A., Insperger T. (2017): Estimation of Human Reaction Time Delay During Balancing on Balance Board, In Proceedings of International Conference on Biomedical Engineering (BioMed), 2017. pp. 195-199. 13th IASTED International Conference on Biomedical Engineering (BioMed), February 20-21, 2017, Innsbruck, Austria. Anaheim; Calgary; Zurich: IASTED - ACTA Press, doi: 10.2316/P.2017.852-048 [BibTex]

2016

Molnar T. G., Insperger T., Stepan G. (2016): Analytical estimations of limit cycle amplitude for delay-differential equations, Electronic Journal of Qualitative Theory of Differential Equations 2016.77, p 1-10, doi: 10.14232/ejqtde.2016.1.77 [BibTex]