For the complete list of publications, see [PDF].
[22] Koki Satsukawa, Kentaro Wada and Takamasa Iryo, 2024.
Stability analysis of a departure time choice problem with atomic vehicle models.
Transportation Research Part B: Methodological, accepted.
(doi: 10.1016/j.trb.2024.103039)
[21] Sakai Takara, Takashi Akamatsu and Koki Satsukawa, 2024.
Queue replacement principle for corridor problems with heterogeneous commuters.
Transportation Research Part B: Methodological, 187, 103024.
(doi: 10.1016/j.trb.2024.103024)
[20] Sakai Takara, Takashi Akamatsu and Koki Satsukawa, 2024.
A paradox of telecommuting and staggered work hours in the bottleneck model.
Transportation Science, accepted.
(doi: 10.1287/trsc.2024.0520)
[19] Koki Satsukawa, Yusuke Hara, Yosuke Kawasaki and Takamasa Iryo, 2024.
A design of a bundling reservation system for urban transport services under demand uncertainty (in Japanese).
Japanese Journal of JSCE, accepted.
(doi: ??)
[18] Daijiro Mizutani, Yuto Nakazato, Rie Ikushima, Koki Satsukawa, Yosuke Kawasaki and Masao Kuwahara, 2024.
Optimal intervention policy of emergency storage batteries for expressway facilities considering deterioration risk during lead time of replacement.
Reliability Engineering & System Safety 242, 109735.
(doi: 10.1016/j.ress.2023.109735)
[17] Yusuke Hara, Yosuke Kawasaki, Koki Satsukawa and Takamasa Iryo, 2023.
An experimental approach for evaluating the impact of preference elicitation on search behavior in a reservation system (in Japanese).
Japanese Journal of JSCE 79(20), 23-20020.
(doi: 10.2208/jscejj.23-20020)
[16] Keisuke Yoshioka, Hiroki Kakegami, Masao Kuwahara, Sumio Simokawa, Daijiro Mizutani, Yosuke Kawasaki and Koki Satsukawa, 2023.
A study on failure prediction in road facility inspection (in Japanese).
Proceedings of the 43rd Japan Society of Traffic Engineers Conference, (CD-ROM).
[15] Koki Satsukawa, Daijiro Mizutani, Yosuke Kawasaki, Takeo Kaneda and Masao Kuwahara, 2022
Optimal repair policy for etc facility with economic losses due to traffic congestion during failures (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 78(3), 105-121.
(doi: 10.2208/jscejipm.78.3_105)
[14] Masao Kuwahara, Kazuki Fukuda, Shin Hashimoto, Koki Satsukawa and Jun Tanabe, 2022.
Decentralized network-wide signal control by reinforcement learning based on decomposition of Markov decision process (in Japanese).
Proceedings of the 42th Japan Society of Traffic Engineers Conference, (CD-ROM).
[13] Haoran Fu, Takashi Akamatsu, Koki Satsukawa and Kentaro Wada, 2022.
Dynamic traffic assignment in a corridor network with multiple bottlenecks: Optimum versus equilibrium.
Transportation Research Part B: Methodological 161, 218-246.
(doi: 10.1016/j.trb.2022.04.007)
[12] Michael J Smith, Takamasa Iryo, Richard Mounce, Koki Satsukawa and David Watling, 2022
Zero-queue traffic control, using green-times and prices together.
Transportation Research Part C: Emerging Technologies 138, 103630.
(doi: 10.1016/j.trc.2022.103630)
[11] Rie Ikushima, Daijiro Mizutani, Koki Satsukawa, Yosuke Kawasaki and Masao Kuwahara, 2022.
Possibility of improving management policies for expressway facilities based on questionnaire survey of on-site engineers (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. F4 (Construction and Management) 78(1), 51-69.
(doi: 10.2208/jscejipm.77.4_330)
[10] Koki Satsukawa, Kentaro Wada and David Watling, 2022.
Dynamic system optimal assignment with atomic users: Convergence and stability.
Transportation Research Part B: Methodological 155, 188-209.
(doi: 10.1016/j.trb.2021.11.001, Open Access)
[9] Takara Sakai, Takashi Akamatsu and Koki Satsukawa, 2021.
Departure time choice problems with heterogeneous values of schedule delay in tandem bottlenecks (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 77(4), pp.330-345.
(doi: 10.2208/jscejipm.77.4_330)
[8] Takashi Akamatsu, Takeshi Nagae, Minoru Osawa, Koki Satsukawa, Takara Sakai and Daijiro Mizutani, 2021.
Model-based analysis on social acceptability and feasibility of a focused protection strategy against the COVID-19 pandemic.
Scientific Reports 11, 2003.
(doi: 10.1038/s41598-021-81630-9, Open Access)
[7] Daijiro Mizutani, Yosuke Kawasaki, Koki Satsukawa, Takeshi Nakagawa, Shogo Umeda, Rie Ikushima and Masao Kuwahara, 2021.
A basic method to evaluate management policies of variable message signs on expressways considering user costs (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 76(5), I_127-I_139.
(doi: 10.2208/jscejipm.76.5_I_127)
[6] Koki Satsukawa, Kentaro Wada and Takamasa Iryo, 2019.
Stochastic stability of dynamic user equilibrium in unidirectional networks: Weakly acyclic game approach.
Transportation Research Part B: Methodological 125, 229-247.
(doi: 10.1016/j.trb.2019.05.015, Open Access)
[5] Kentaro Wada, Koki Satsukawa, Mike Smith and Takashi Akamatsu, 2018.
Network throughput under dynamic user equilibrium: Queue spillback, paradox and traffic control.
Transportation Research Part B: Methodological 126, 391-413.
(doi: 10.1016/j.trb.2018.04.002)
[4] Kentaro Wada, Toru Seo, Wataru Nakanishi, Koki Satsukawa, and Masami Yanagihara, 2017.
Recent advances in kinematic wave theory of traffic flows: Variational formulation and network extension (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 73(5), I_1139-I_1158.
(doi: 10.2208/jscejipm.73.I_1139)
[3] Kentaro Wada and Koki Satsukawa, 2017.
Traffic performance analysis of road network based on dynamic user equilibrium (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 73(1), 56-72.
(doi: 10.2208/jscejipm.73.56)
[2] Koki Satsukawa and Kentaro Wada, 2017.
A note on the solution algorithm of Nash equilibrium in dynamic traffic assignment for single destination networks (in Japanese).
Journal of Japan Society of Civil Engineers, Ser. D3 (Infrastructure Planning and Management) 73(1), 103-108.
(doi: 10.2208/jscejipm.73.103)
[1] Koki Satsukawa and Kentaro Wada, 2015.
Macroscopic traffic performance under dynamic user equilibrium with many-to-one origin-destination patterns (in Japanese).
Proceedings of the 35th Japan Society of Traffic Engineers Conference, 299-306 (CD-ROM).
[12] Koki Satsukawa, Kentaro Wada and Takamasa Iryo, July 2024. Ann Arbor, Michigan, United States.
Stability analysis of a departure time choice problem with atomic vehicle models.
The 25th International Symposium on Transportation and Traffic Theory (ISTTT25).
[11] Sakai Takara, Takashi Akamatsu and Koki Satsukawa, July 2024. Ann Arbor, Michigan, United States.
A paradox of telecommuting and staggered work hours in the bottleneck model.
The 25th International Symposium on Transportation and Traffic Theory (ISTTT25).
[10] Koki Satsukawa, Yusuke Hara, Yosuke Kawasaki and Takamasa Iryo, December 2023. Hong Kong, China.
A study on the design of a reservation system for urban transport services under uncertainty.
The 9th International Symposium on Transport Network Resilience (INSTR2023).
[9] Takara Sakai, Takashi Akamatsu and Koki Satsukawa, September 2023. Zurich, Switzerland.
Welfare impacts of remote and flexible working policies in the bottleneck model.
11th Symposium of the European Association for Research in Transportation (hEART2023).
[8] Koki Satsukawa, Takamasa Iryo, Naoki Yoshizawa, Michael J. Smith and David Watling, July 2023. Chicago, USA.
Adjustment process of adaptive signal control strategies with route choices: a case study with Policy P0.
9th International Symposium on Dynamic Traffic Assignment (DTA2023).
[7] Takara Sakai,Takashi Akamatsu and Koki Satsukawa, July 2023. Chicago, USA.
Queue replacement principle for corridor problems with heterogeneous commuters.
9th International Symposium on Dynamic Traffic Assignment (DTA2023).
[6] Takara Sakai, Takashi Akamatsu and Koki Satsukawa, December 2022. Hong Kong, China (online).
Departure time choice problems in a corridor network with heterogeneous value of schedule delay.
The 27th International Conference of Hong Kong Society for Transportation Studies.
[5] Koki Satsukawa, Kentaro Wada and David Watling, July 2022. Beijing, China (online).
Dynamic system optimal traffic assignment with atomic users: Convergence and stability.
The 24th International Symposium on Transportation and Traffic Theory (ISTTT24).
[4] Michael J Smith, Takamasa Iryo, Richard Mounce, Koki Satsukawa and David Watling, June 2021. Seattle, USA (online).
Zero-queue traffic control using green-times and prices together.
The 8th International Symposium on Dynamic Traffic Assignment.
[3] Koki Satsukawa, Kentaro Wada and Takamasa Iryo, July 2019. Lausanne, Switzerland.
Stochastic stability of dynamic user equilibrium in unidirectional networks: Weakly acyclic game approach.
The 23rd International Symposium on Transportation and Traffic Theory (ISTTT23).
[2] Kentaro Wada and Koki Satsukawa, June 2016. Sydney, Australia.
A theoretical analysis of Macroscopic Fundamental Diagram based on dynamic user equilibrium.
The 6th International Symposium on Dynamic Traffic Assignment, 40 (USB).
[1] Koki Satsukawa and Kentaro Wada, December 2015. Hong Kong, China.
Effect of origin-destination structures on network performance: Some simple examples.
The 20th International Conference of Hong Kong Society for Transportation Studies, 526-534.
[2] Koki Satsukawa and Kentaro Wada, 2019.
Traffic performance analysis of road network based on congestion patterns (in Japanese).
SEISANKENKYU 71(2), 89-95.
(doi: 10.11188/seisankenkyu.71.89)
[1] Wataru Nakanishi and Koki Satsukawa, 2017.
Recent studies of network traffic flow modeling (in Japanese).
JSTE Magazine "Traffic Engineering" 52(4), 33-38.
[8] Koki Satsukawa, 7-12 July 2024. Dagstuhl, Germany.
Convergence and stability analysis of dynamic traffic assignment with atomic games.
Dagstuhl Seminar 24281, Dynamic Traffic Models in Transportation Science, International Workshop.
[7] Koki Satsukawa and Kentaro Wada, November 2021. Nanzan university, Aichi, Japan.
Dynamic network traffic flow analysis and stochastic evolutionary game theory.
The Thirty-Third RAMP mathematical optimization symposium, invited talk.
[6] Koki Satsukawa and David Watling, 18 February 2020. University of Leeds, Leeds, UK.
Modelling and control of dynamic traffic flow in mixed networks of autonomous and human-driven vehicles.
International Workshop on Control and DTA: from principles to large-scale implementation, International Workshop.
[5] Koki Satsukawa, Kentaro Wada, and Takashi Oguchi, 2-3 November 2018. The University of Tokyo, Tokyo, Japan.
渋滞パターンに基づく道路ネットワークの交通性能とその低下メカニズムの解析 (in Japanese).
東京大学空間情報科学研究センター全国共同利用研究発表大会「CSIS DAYS 2018」, Refereed Domestic Conference (優秀研究発表賞, Best Presentations Award).
[4] Koki Satsukawa, 1 November 2018. The University of Tokyo, Tokyo, Japan.
Network throughput under dynamic user equilibrium.
Joint Seminar between Tongji University and the University of Tokyo and 13th International Workshop on ITS, International Workshop.
[3] Koki Satsukawa, 21-22 October 2017. Tongji University, Shanghai,China.
A comparative study of coordinated ramp metering strategies for complex networks.
Symposium on advanced urban traffic operation and control, International Symposium.
[2] Koki Satsukawa, 22 June 2017. Ehime University, Ehime, Japan.
Network throughput under dynamic user equilibrium: Queue spillback, paradox and traffic control.
Frontier of the MFD study (1), International Seminar, invited talk.
[1] Koki Satsukawa, 28-29 November 2016. The University of Tokyo, Tokyo, Japan.
Traffic performance analysis of road network based on dynamic user equilibrium.
The Second Workshop on Intelligent Transport Systems between Tongji University and the University of Tokyo, International Workshop.
[5] Daijiro Mizutani, Shunichi Fukuyama and Koki Satsukawa.
Optimal road facility spare parts location with continuum approximation.
[4] Koki Satsukawa, Takamasa Iryo, Naoki Yoshizawa, Michael J. Smith and David Watling.
Adjustment process of adaptive signal control strategies with route choices: a case study with Policy P0.
[3] Takara Sakai, Koki Satsukawa and Takashi Akamatsu.
Non-existence of queues for system optimal departure patterns in tree networks. [PDF] (in arXiv)
[2] Takashi Akamatsu, Koki Satsukawa and Yuki Oyama.
Global stability of day-to-day dynamics for schedule-based Markovian transit assignment with boarding queues. [PDF] (in arXiv)
[1] Koki Satsukawa.
Uniqueness of dynamic user equilibrium in a corridor network.