Research Interests

Cyber-Physical & Social Systems

Distributed Optimization

Analysis on Dynamic Decision Making

Energy Management Systems for Building

Publications

Journal Articles

S. Yamashita, K. Irifune, T. Hatanaka, Y. Wasa, K. Hirata and K. Uchida
"Passivity-based Analysis and Design for Population Dynamics with Conformity Biases"
Automatica, to appear as a Regular Paper, 2023.
(arXiv)

T. Oshima, S. Yamashita, J. Yamauchi, T. Ibuki, M. Seto and T. Hatanaka
"Loop-shaped Distributed Learning of An Object with Data-independent Performance Certificates"
Special Issue on Control Technology for Networked and Distributed Robotics, Advanced Robotics, Vol. 37, No. 3, pp. 169-182, 2023.
(DOI: 10.1080/01691864.2022.2128872)

Z. Lu, S. Yamashita, J. Yamauchi and T. Hatanaka
"Distributed Online Assignment of Charging Stations in Persistent Coverage Control Tasks Based on LP Relaxation and ADMM"
SICE Journal of Control, Measurement, and System Integration, Vol. 15, No. 2, pp. 191-200, 2022.
(DOI: 10.1080/18824889.2022.2125246)

S. Yamashita, M. Tsuchiya and T. Hatanaka
"Real-time Lighting Optimization via Generalized Primal-dual Dynamics and Control Barrier Function"
Transactions of the Society of Instrument and Control Engineers, Vol. 58, No. 10, pp. 481-490, 2022.
(in Japanese)
(DOI: 10.9746/sicetr.58.481)

T. Shimizu, S. Yamashita, T. Hatanaka, K. Uto, M. Mammarella and F. Dabbene
"Angle-Aware Coverage Control for 3-D Map Reconstruction with Drone Networks"
IEEE Control Systems Letters, Vol. 6, pp. 1831-1836, 2022.
(2022 American Control Conference, Atlanta, USA, June 8-10, FrB16.2, 2022.)
(DOI: 10.1109/LCSYS.2021.3135466)

S. Yamashita, K. Irifune, T. Hatanaka, Y. Wasa, K. Hirata and K. Uchida
"Modeling of Collective Evacuation Behavior with Conformity Bias and Passivity-Based Nudging Design"
Transactions of the Society of Instrument and Control Engineers, Vol. 58, No. 3, pp. 120-128, 2022.
(in Japanese)
(DOI: 10.9746/sicetr.58.120)

S. Yamashita, M. Li and T. Hatanaka
"Robustification of Continuous-Time ADMM against Communication Delays under Non-Strict Convexity: A Passivity-Based Approach"
SICE Journal of Control, Measurement, and System Integration, Vol. 13, No. 6, pp. 299-305, 2020.
(DOI: 10.9746/jcmsi.13.299)

M. Li, S. Yamashita, T. Hatanaka and G. Chesi
"Smooth Dynamics for Distributed Constrained Optimization with Heterogeneous Delays"
IEEE Control Systems Letters, Vol. 4, No. 3, pp. 626-631, 2020.
(59th IEEE Conference on Decision and Control, Jeju Island, Korea, Dec. 14-18, ThA09.2, 2020.)
(DOI: 10.1109/LCSYS.2020.2989372) (arXiv)

T. Miyano, S. Yamashita, T. Hatanaka, K. Shibata, T. Jimbo and M. Fujita
"Continuous-Time Optimization Dynamics Mirroring ADMM Architecture and Passivity-Based Robustification against Delays"
IEEE Transactions on Control of Network Systems, Vol. 7, No. 3, pp. 1296-1307, 2020.
(DOI: 10.1109/TCNS.2020.2972590)

S. Yamashita, T. Hatanaka, J. Yamauchi and M. Fujita
"Passivity-Based Generalization of Primal-Dual Dynamics for Non-Strictly Convex Cost Functions"
Automatica, Vol. 112, p. 108712, 2020.
(DOI: 10.1016/j.automatica.2019.108712) (arXiv)

T. Miyano, S. Yamashita, T. Hatanaka, K. Shibata, T. Jimbo and M. Fujita
"Design of Continuous-time ADMM and Convergence Analysis Based on Passivity"
Transactions of the Society of Instrument and Control Engineers, Vol. 55, No. 4, pp. 286-293, 2019.
(in Japanese)
(DOI: 10.9746/sicetr.55.286)

R. Funada, S. Yamashita, T. Hatanaka and M. Fujita
"Passivity-Based Distributed 3-D Visual Human Localization Algorithm"
Transactions of the Society of Instrument and Control Engineers, Vol. 54, No. 6, pp. 547-556, 2018.
(in Japanese)
(DOI: 10.9746/sicetr.54.547)

S. Yamashita, D. Kurabayashi and Y. Hattori
"Autonomous Division and Integration of Anonymous Agents by Using Interaction between Oscillators"
Transactions of the Japan Society of Mechanical Engineers, Vol. 84, No. 857, p. 17-00338, 2018.
(in Japanese)
(DOI: 10.1299/transjsme.17-00338)

International Conference Articles

Z. Lu, S. Yamashita and T. Hatanaka
"Persistent Environmental Monitoring with Distributed Online Assignment of Charging Stations"
Proceedings of SICE International Symposium on Control Systems 2022, online, Mar. 8-10, pp. 16-22, 2022.
(DOI: 10.23919/SICEISCS54350.2022.9754518)

S. Yamashita, M.A. Khan, T. Hatanaka, K. Uchida and L. Tong
"Stability Analysis of Pricing Competition in Retail Electricity Market: On Impact of Bounded Rationality"
Proceedings of 60th IEEE Conference on Decision and Control, Austin, Texas, USA, Dec. 13-17, pp. 5639-5645, 2021.
(DOI: 10.1109/CDC45484.2021.9683418)

S. Yamashita, T. Hatanaka, Y. Wasa, N. Hayashi, K. Hirata and K. Uchida
"Passivity-Based Analysis and Nudging Design for Dynamic Social Model with Bounded Rationality"
Proceedings of 3rd IFAC Workshop on Cyber-Physical & Human Systems, Beijing, China, Dec. 3-5, 2020.
IFAC-PapersOnLine, Vol. 53, No. 5, pp. 338-343, 2020.
(DOI: 10.1016/j.ifacol.2021.04.189)

T. Namba, S. Yamashita, T. Hatanaka and K. Takaba
"Distributed Microgrid Management Using Passivity-based Generalized Primal-Dual Dynamics"
Proceedings of 3rd IEEE Conference on Control Technology and Applications, Hong Kong, China, Aug. 19-21, pp. 635-642, 2019.
(DOI: 10.1109/CCTA.2019.8920490)

Domestic Conference Articles

T. Shimizu, M. Suenaga, S. Yamashita, K. Uto and T. Hatanaka
"Angle-Aware Coverage Control for 3-D Farm Map Reconstruction and Experimental Verification"
Proceedings of 9th Multi-symposium on Control Systems, online, Mar. 8-10, 3B2-3, 2022.
(in Japanese)

M. Tsuchiya, S. Yamashita and T. Hatanaka
"Real-Time Lighting Optimization Based on Generalized Primal-Dual Dynamics: From Simulator Development to Verification"
Proceedings of 64th Japan Joint Automatic Control Conference, online, Nov. 13-14, 2A1-5, 2021.
(in Japanese)

K. Irifune, S. Yamashita, T. Hatanaka, Y. Wasa, K. Hirata and K. Uchida
"A Study of Conformity Bias in Personal Evacuation Choice Based on Macro Perspective"
Proceedings of 8th Multi-symposium on Control Systems, online, Mar. 1-4, 3F1-3, 2021.
(in Japanese)

S. Yamashita, T. Hatanaka, Y. Wasa, N. Hayashi, K. Hirata and K. Uchida
"Passivity-Based Perspective for Discrete Choice Dynamics with Bias"
Proceedings of 63rd Japan Joint Automatic Control Conference, online, Nov. 21-22, 2C4-3, 2020.
(in Japanese)

S. Yamashita and T. Hatanaka
"Robustification against Communication Delays of Generalized Primal-Dual Dynamics"
Proceedings of 7th Multi-symposium on Control Systems, Tokushima, Mar. 2-5, 1H2-2, 2020.
(in Japanese)

S. Yamashita, T. Hatanaka, D. Okamoto, N. Hayashi and Y. Iino
"Passivity-Based Generalization of Primal-Dual Dynamics and Convergence Analysis for Non-Strictly Convex Objective Functions"
Proceedings of 6th Multi-symposium on Control Systems, Kumamoto, Mar. 6-9, 3G2-5, 2019.
(in Japanese)

S. Yamashita, T. Miyano, T. Hatanaka, K. Shibata, T. Jimbo and M. Fujita
"Passivity-Based Perspective for Alternating Direction Method of Multiplier and Algorithm Development"
Proceedings of 61st Japan Joint Automatic Control Conference, Aichi, Nov. 17-18,5E1, 2018.
(in Japanese)

S. Yamashita, R. Funada, T. Hatanaka and M. Fujita
"Fast Distributed Optimization Algorithm Based on Passivity and Loop Shaping with Application to Visual Localization of a Human"
Proceedings of 5th Multi-symposium on Control Systems, Tokyo, Mar. 8-11, PS-11, 2018.
(in Japanese)

S. Yamashita, D. Kurabayashi and Y. Hattori
"3D Order Formation of Robot Swarm by Using Phase Oscillators with Directional Information"
Proceedings of Robotics and Mechatronics Conference 2017, Fukushima, May. 10-13, 1A1-F10, 2017.
(in Japanese)

S. Yamashita, D. Kurabayashi and Y. Hattori
"Division and Integration of Anonymous Multi-Robot with Phase Gradient"
Proceedings of 22nd Robotics Symposia, Gunma, Mar. 15-16,2A1,pp. 81-82,2017.
(in Japanese)

Academic Memberships

  • The Society of Instrument and Control Engineers (SICE)
  • Institute of Electrical and Electronics Engineers (IEEE)

Teaching Assistant

  • Information Processing and Programming (Systems and Control) : 2017.
  • Feedback Control : 2020, 2021.

Education

  • 2013.04 - 2017.03   B.Eng., Faculty of Engineering, Tokyo Institute of Technology
  • 2017.04 - 2019.03   M.Eng., School of Engineering, Tokyo Institute of Technology
  • 2019.04 - 2022.03   Ph.D. student, School of Engineering, Tokyo Institute of Technology

Academic Experience

  • 2018.06 - 2019.03   Research Student, Graduate School of Engineering, Osaka University
  • 2019.04 - 2019.04   Visiting Researcher, Graduate School of Engineering, Osaka University
  • 2019.05 - 2020.01   Research Student, Graduate School of Engineering, Osaka University
  • 2020.02 - 2020.02   Short-term Visitor, Cornell University
  • 2021.04 - 2022.03   Research Fellow (DC2), Japan Society for the Promotion of Science (JSPS)
  • 2022.04 - Present   Research Fellow (PD), Japan Society for the Promotion of Science (JSPS)

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