論文

• A. Cetinkaya, H. Ishii, T. Hayakawa. Effects of jamming attacks on wireless networked control systems under disturbance, IEEE Transactions on Automatic Control, Vol. 68, no. 2, pp. 1223-1230, 2023.
• M. A. S. Kamal, K. Hashikura, T. Hayakawa, K. Yamada, J. Imura. Look-ahead driving schemes for efficient control of automated vehicles on urban roads, IEEE Transactions on Vehicular Technology, Vol. 71, No. 2, pp. 1280-1292, Feb. 2022.
• M. A. S. Kamal, K. Hashikura, T. Hayakawa, K. Yamada, J. Imura. Adaptive cruise control with look-ahead anticipation for driving on freeways, Applied Science, Vol. 12, 929, Jan. 2022.
• Y. Nugraha, A. Cetinkaya, T. Hayakawa, H. Ishii, Q. Zhu. Rolling horizon games of resilient networks with non-uniform horizons, European Journal of Control, ECC Special Issue, Vol. 68, No. 100693, 2022.
• Md Abdus Samad Kamal, Chee Pin Tan, Tomohisa Hayakawa, Shun-ichi Azuma, Jun-ichi Imura. Control of vehicular traffic at an intersection using a cyber-physical multi-agent framework, IEEE Transactions on Industrial Informatics, Vol. 17, No. 9, pp. 6230-6240, Sept. 2021.
• A. S. M. Bakibillah, M. A. S. Kamal, C. P. Tan, S. Susilawati, T. Hayakawa, J. Imura. Bi-level coordinated merging of connected and automated vehicles at roundabouts, Sensors, Vol. 21, 6533, Sept. 2021.
• Abu Saleh Md Bakibillah, Md Abdus Samad Kamal, Chee Pin Tan, Tomohisa Hayakawa, Jun-ichi Imura. Fuzzy-tuned Model Predictive Control for Dynamic Eco-driving on Hilly Roads, Applied Soft Computing, Volume 99, Feb. 2021.
• Y. Nugraha, A. Cetinkaya, T. Hayakawa, Hideaki Ishii, Q. Zhu. Dynamic resilient network games with applications to multi-agent consensus, IEEE Transactions on Control of Network Systems, Vol. 8, No. 1, pp. 246-259, Jan. 2021.
• M. A. S. Kamal, Makito Oku, Tomohisa Hayakawa, Jun-ichi Imura, Kazuyuki Aihara. Early detection of a traffic flow breakdown in the freeway based on dynamical network markers, International Journal of Intelligent Transportation Systems Research, 18, pp. 422-435, 2020.
• A. S. M. Bakibillah, M. A. S. Kamal, T. C. Pin, T. Hayakawa, J. Imura. Event-driven stochastic eco-driving strategy at signalized intersections from self driving data, IEEE Transactions on Vehicular Technology, Vol. 68, No. 9, pp. 8557-8569, Sept. 2019.
• A. Cetinkaya, Hideaki Ishii, T. Hayakawa. A probabilistic characterization of random and malicious communication failures in multi-hop networked control, SIAM Journal on Control and Optimization, Vol. 56, No. 5, pp. 3320-3350, Sept. 2018.
• Md Abdus Samad Kamal, Tomohisa Hayakawa, Jun-ichi Imura. Road-speed profile for enhanced perception of traffic conditions in a partially connected vehicle environment, IEEE Transactions on Vehicular Technology, vol. 67, no. 8, pp. 6824-6837, Aug. 2018.
• A. Cetinkaya, Hideaki Ishii, T. Hayakawa. The effect of time-varying jamming interference on networked stabilization, SIAM Journal on Control and Optimization, Vol. 56, No. 3, pp. 2398-2435, June 2018.
• Md. Abdus Samad Kamal, Jun-ichi Imura, Tomohisa Hayakawa, Akira Ohata, Kazuyuki Aihara. A Vehicles-Intersection Coordination Scheme for Smooth Flows of Traffic without Using Traffic Lights, IEEE Transactions on Intelligent Transportation Systems, Vol. 16, No. 3, pp. 1136-1147, Mar. 2015.
• Tomohisa Hayakawa, Hideaki Ishii, Koji Tsumura. Adaptive quantized control for nonlinear uncertain systems, Systems & Control Letters, vol. 58, no. 9, pp. 625-632, Sept. 2009.
• Tomohisa Hayakawa, Hideaki Ishii, Koji Tsumura. Adaptive quantized control for linear uncertain discrete-time systems, Automatica, vol. 45, pp. 692-700, 2009.
• Tomohisa Hayakawa, W. M. Haddad, K. Volyanskyy. Neural network hybrid adaptive control for nonlinear uncertain impulsive dynamical systems, Nonlinear Analysis: Hybrid Systems, vol. 2, no. 3, pp. 862-874, July 2008.
• Tomohisa Hayakawa, W. M. Haddad, N. Hovakimyan. Neural network adaptive control for a class of nonlinear uncertain dynamical systems with asymptotic stability guarantees, IEEE Trans. Neural Networks, vol. 19, no. 1, pp. 80-89, Jan. 2008.
• W. M. Haddad, Tomohisa Hayakawa, M. C. Stasko. Direct adaptive control for nonlinear matrix second-order systems with time-varying and sign-indefinite damping and stiffness operators, Asian J. Contr., vol. 9, no. 1, pp. 11-19, 2007.
• W. M. Haddad, J. M. Bailey, Tomohisa Hayakawa, N. Hovakimyan. eural network adaptive output feedback control for intensive care unit sedation and intraoperative anesthesia, IEEE Trans. Neural Networks, vol. 18, no. 4, pp. 1049-1066, 2007.
• W. M. Haddad, T. Hayakawa, J. M. Bailey. Adaptive control for nonlinear nonnegative dynamical systems with applications to clinical pharmacology, Syst. Contr. Lett., Vol. 55, No. 1, pp. 62-70, 2006.
• W. M. Haddad, T. Hayakawa, S. G. Nersesov, V. Chellaboina. Hybrid adaptive control for nonlinear impulsive dynamical systems,, Int. J. Adapt. Control Signal Process., vol. 19, no. 6, 2005, Vol. 19, No. 6, pp. 445-469, 2005.
• W. M. Haddad, Q. Hui, V. Chellaboina, T. Hayakawa. Adaptive control of mammillary drug delivery systems with actuator amplitude constraints and system time delays, Eur. J. Contr., vol. 11, no. 6, 2005., Vol. 11, No. 6, pp. 586-600, 2005.
• T. Hayakawa, W. M. Haddad, J. M. Bailey, N. Hovakimyan. Passivity-based neural network adaptive output feedback control for nonlinear nonnegative dynamical systems, IEEE Trans. Neural Networks, vol.16,no.2,2005, Vol. 16, pp. 387-398, 2005.
• T. Hayakawa, W. M. Haddad, N. Hovakimyan. Neural network adaptive control for nonlinear nonnegative dynamical systems,, IEEE Trans. Neural Networks, vol. 16, no. 2, 2005., Vol. 16, No. 2, pp. 399-413, 2005.
• W. M. Haddad, T. Hayakawa. Adaptive control for nonlinear nonnegative dynamical systems, Automatica, vol. 40,2004., Vol. 40, pp. 1637-1642, 2004.
• T. Hayakawa, W. M. Haddad, A. Leonessa. A Lyapunov-based adaptive control framework for discrete-time nonlinear systems with exogenous disturbances, Int. J. Contr., vol. 77, 2004., Vol. 77, pp. 250-263, 2004.
• W. M. Haddad, T. Hayakawa, J. M. Bailey. Adaptive control for nonnegative and compartmental dynamical systems with applications to general anesthesia, Int. J. Adapt. Control Signal Process., vol.17,2003, Vol. 17, pp. 209-235, 2003.
• V. Chellaboina, W. M. Haddad, T. Hayakawa. Direct adaptive control for nonlinear matrix second-order dynamical systems with state-dependent uncertainty, Sys. Contr. Lett., vol. 48,2003., Vol. 48, pp. 53-67, 2003.
• W. M. Haddad, T. Hayakawa, V. Chellaboina. Robust adaptive control for nonlinear uncertain systems,'' Automatica,, Automatica, vol. 39, 2003, Vol. 39, pp. 551-556, 2003.
• W. M. Haddad, T. Hayakawa. Direct adaptive control for nonlinear uncertain systems with exogenous disturbances, Int. J. Adapt. Control Signal Process. vol. 16, 2002, Vol. 16, pp. 151-172, 2002.

著書

• A. Cetinkaya, H. Ishii, T. Hayakawa. Secure networked control under jamming attacks: An SINR-based approach, Security and Resilience of Control Systems, Springer, pp. 63-91, 2022.

国際会議発表 (査読有り)

• Y. Nugraha, T. Hayakawa, H. Ishii, A. Cetinkaya, Q. Zhu. Two-player incomplete games of resilient multiagent systems, Proc. 22nd IFAC World Congress, July 2023.
• Y. Nugraha, A. Cetinkaya, T. Hayakawa, H. Ishii, Q. Zhu. Cluster formation in multiagent consensus via dynamic resilient graph games, Proc. 5th IEEE Conference on Control Technology and Applications, pp. 735-740, 2021.
• Yurid Eka Nugraha, Ahmet Cetinkaya, Tomohisa Hayakawa, Hideaki Ishii, Quanyan Zhu. Dynamic resilient network games considering connectivity, Proc. 59th IEEE Conference on Decision and Control, Dec. 2020.
• Md Abdus Samad Kamal, Kotaro Hashikura, Tomohisa Hayakawa, Takeki Ogitsu, Kou Yamada, Jun-ichi Imura. A Look-ahead Car Following Scheme for Efficient Driving on Urban Roads, IFAC2020, Proc. IFAC World Congress, pp. 14033-14038 (IFAC-PapersOnLine Volume 53, Issue 2, Pages 13836-13841,2020）, July 2020.
• Yusuke Kuboi, Jun-ichi Imura, Tomohisa Hayakawa, Hideaki Tanaka, Yuki Mae. Traffic optimization via road pricing for queuing and flow congestion, IEEE 20th International Conference on Intelligent Transportation Systems, Proc. of IEEE 20th International Conference on Intelligent Transportation Systems, pp. 1222-1227, Oct. 2017.
• Md Abdus Samad Kamal, Tomohisa Hayakawa, Jun-ichi Imura. Realization of highly anticipative driving in a partially connected vehicle environment, IEEE 20th International Conference on Intelligent Transportation Systems, Proc. of IEEE 20th International Conference on Intelligent Transportation Systems, pp. 1553-1558, Oct. 2017.
• Mohanarajah, G., Tomohisa Hayakawa. Formation stability of multi-agent systems with limited information, Proceedings of the American Control Conference, pp. 704-709, 2008.  公式リンク  
  
• S. Hara, T. Hayakawa, H. Sugata. Formation Control of Multi-Agent Systems with Sampled Information: Relationship Between Information Exchange Structure and Control Performance, Proc. IEEE Conf. Dec. Contr., (New Orleans, LA),, pp. 1459-1466, Dec. 2007.
• A. Leonessa, W. M. Haddad, T. Hayakawa, Y. Morel. Adaptive dynamic control of nonlinear systems with actuator amplitude and rate saturation constraints, ASME Int. Mech. Eng. Congr. Expo., (Seattle, WA), IMECE2007-43487, Nov. 2007.
• G. Mohanarajah, T. Hayakawa. Formation stability of multi-agent systems with state-dependent stochastic communication loss, SICE Ann. Conf., (Takamatsu, Japan), pp. 27-30, Aug. 2007.
• T. Hayakawa, H. Ishii, K. Tsumura. Adaptive control for linear uncertain discrete-time systems with quantization and deadzone, Proc. Amer. Contr. Conf., (New York, NY),, pp. 293-298, July 2007.
• G. Mohanarajah, T. Hayakawa. Influence of stochastic communication loss on the stability of a formation of multiple agents, Amer. Contr. Conf., (New York, NY), pp. 341-346, July 2007.
• T. Hayakawa. Compartmental modeling and neural network control of stochastic nonnegative systems, Proc. Amer. Contr. Conf., (New York, NY),, pp. 1762-1767, July 2007.
• Tomohisa Hayakawa, Hideaki Ishii, Koji Tsumura. Adaptive control for linear uncertain discrete-time systems with quantization and deadzone, Proceedings of the 2007 American Control Conference, pp. 293-298, 2007.

国際会議発表 (査読なし・不明)

• Y. Nugraha, A. Cetinkaya, T. Hayakawa, H. Ishii, Q. Zhu. Rolling horizon games of resilient networks with non-uniform horizons, European Control Conference, 2022.
• A.S.M. Bakibillah, M.A.S. Kamal, C.P. Tan, T. Hayakawa, J. Imura. Eco-driving on Hilly Roads Using Model Predictive Control, 2018 Joint 7th International Conference on Informatics, Electronics & Vision (ICIEV) and 2018 2nd International Conference on Imaging, Vision & Pattern Recognition (icIVPR), Page 476-480, June 2018.
• V. Chellaboina, W. M. Haddad, J. Ramakrishnan, T. Hayakawa. Adaptive control for nonnegative dynamical systems with arbitrary time delay, Proc. Amer. Contr. Conf., (Minneapolis, MN),, pp. 2676-2681, 2006.
• T. Hayakawa, H. Ishii, K. Tsumura. Adaptive quantized control for nonlinear uncertain systems, Proc. Amer. Contr. Conf., (Minneapolis, MN),, pp. 2706-2711, 2006.
• J. M. Bailey, W. M. Haddad, J. Im, T. Hayakawa, P. A. Nagel. Adaptive and neural network adaptive control of depth of anesthesia during surgery, Proc. Amer. Contr. Conf., (Minneapolis, MN),, pp. 3409-3414, 2006.
• T. Hayakawa. Adaptive feedback passification control for nonlinear uncertain systems via neural networks, Proc. Int. Symposium on Mathematical Theory of Networks and Systems, (Kyoto, Japan),, pp. 1149-1154, 2006.
• T. Hayakawa. Compartmental Modeling and Adaptive Control of Stochastic Nonnegative Systems, Positive Systems, Springer Lecture Notes in Control and Information Sciences, pp. 351-358, 2006.
• T. Hayakawa, T. Matsuzawa, S. Hara. Formation Control of Multi-Agent Systems with Sampled Information: Relationship Between Information Exchange Structure and Control Performance, Proc. IEEE Conf. Dec. Contr., (San Diego, CA),, pp. 4333-4338, 2006.
• T. Hayakawa, H. Ishii, K. Tsumura. Adaptive quantized control for linear uncertain discrete-time systems, Amer. Contr. Conf., (Portland, OR), June 2005., Proc. Amer. Contr. Conf., (Portland, OR),June 2005., pp. 4784-4789, 2005.
• T. Hayakawa, W. M. Haddad, N. Hovakimyan. Neural network adaptive control for nonlinear uncertain dynamical systems with asymptotic stability guarantees, Amer. Contr. Conf., (Portland, OR) June 2005., Proc. Amer. Contr. Conf., (Portland, OR)June 2005., pp. 1301-1306, 2005.
• T. Hayakawa, W. M. Haddad, N. Hovakimyan. new characterization of stable neural network control for discrete-time uncertain systems,, IFAC World Cong., (Prague, Czech Republic), July 2005., Proc. IFAC World Cong., (Prague, Czech Republic), July 2005., pp. We-E16-TO/3, 2005.
• T. Hayakawa, W. M. Haddad. Stable neural hybrid adaptive control for nonlinear uncertain impulsive dynamical systems, Joint IEEE Conf. Dec. Contr. and Eur. Contr. Conf., (Seville, Spain), December 2005., Proc. Joint IEEE Conf. Dec. Contr. and Eur. Contr. Conf., (Seville, Spain),December 2005., pp. 5510-5515, 2005.
• Q. Hui, W M. Haddad, V. Chellaboina, T. Hayakawa. Adaptive control of mammillary drug delivery systems, Amer. Contr. Conf., (Portland, OR),June 2005., Proc. Amer. Contr. Conf., (Portland, OR),June 2005., pp. 967-972, 2005.
• T. Hayakawa, H. Nakashima, S. Hara. Adaptive control for stochastic nonnegative and compartmental dynamical systems, SICE Ann. Conf., (Okayama, Japan), August 2005., Proc. SICE Ann. Conf., (Okayama, Japan),August 2005., pp. 2031-2036, 2005.
• T. Hayakawa. A new characterization on the approximation of nonlinear functions via neural networks, Joint IEEE Conf. Dec. Contr. and Eur. Contr. Conf., (Seville, Spain) December 2005, Proc. Joint IEEE Conf. Dec. Contr. and Eur. Contr. Conf., (Seville, Spain), December 2005, pp. 4117-4122, 2005.
• T. Hayakawa. Direct adaptive control for nonlinear uncertain systems with time delay, IFAC World Cong., (Prague, Czech Republic), July 2005., Proc. IFAC World Cong., (Prague, Czech Republic), July 2005., pp. Mo-E08-TO/6, 2005.
• J. M. Bailey, W. M. Haddad, T. Hayakawa. Closed-loop control in clinical pharmacology: Paradigms, benefits, and challenges, Amer. Contr. Conf., (Boston, MA)July 2004., Proc. Amer. Contr. Conf.(Boston, MA),July 2004., pp. 2268-2277, 2004.
• T. Hayakawa, W. M. Haddad, N. Hovakimyan, J. M. Bailey. Neural network adaptive dynamic output feedback control for nonlinear nonnegative systems using tapped delay memory units, Amer. Contr. Conf., (Boston, MA),July 2004, Proc. Amer. Contr. Conf., (Boston, MA), July 2004, pp. 4505-4510, 2004.
• W. M. Haddad, T. Hayakawa, V. Chellaboina. Hybrid direct adaptive stabilization for nonlinear impulsive dynamical systems, Amer. Contr. Conf., (Boston, MA), July 2004, Proc. Amer. Contr. Conf., (Boston, MA), July 2004, pp. 1885-1890, 2004.
• V. Chellaboina, W. M. Haddad, J. Ramakrishnan, T. Hayakawa. Direct adaptive control of nonnegative and compartmental systems with time delay, Amer. Contr. Conf., (Boston, MA), July 2004, Proc. Amer. Contr. Conf., (Boston, MA), July 2004, pp. 1235-1240, 2004.
• W. M. Haddad, T. Hayakawa, J. M. Bailey. Amer. Contr. Conf., (Denver, CO),June 2003, Proc. Amer. Contr. Conf., (Denver, CO), pp. 1808-1813, June 2003, Proc. Amer. Contr. Conf., (Denver, CO), June 2003, pp. 1808-1813, 2003.
• W. M. Haddad, T. Hayakawa, S. G. Nersesov, V. Chellaboina. Hybrid adaptive control for nonlinear impulsive dynamical systems, Amer. Contr. Conf., (Denver, CO) June 2003, Proc. Amer. Contr. Conf., (Denver, CO),June 2003, pp. 5110-5115, 2003.
• W. M. Haddad, V. Chellaboina, Q. Hui, T. Hayakawa. Neural network adaptive control for discrete-time nonlinear nonnegative dynamical systems,, IEEE Conf. Dec. Contr., (Maui, HI), December 2003, Proc. IEEE Conf. Dec. Contr., (Maui, HI), December 2003, pp. 5691-5696, 2003.
• T. Hayakawa, W. M. Haddad, V. Chellaboina, N. Hovakimyan. Passivity-based neural network adaptive output feedback control for nonlinear nonnegative dynamical systems, IEEE Conf. Dec. Contr., (Maui, HI),December 2003, Proc. IEEE Conf. Dec. Contr., (Maui, HI), December 2003, pp. 5697-5702, 2003.
• W. M. Haddad, M. C. Stasko, T. Hayakawa. Direct adaptive control for nonlinear matrix second-order systems with time-varying and sign-indefinite damping and stiffness operators, Amer. Contr. Conf., (Denver, CO),June 2003, Proc. Amer. Contr. Conf., (Denver, CO),June 2003, pp. 2919-2924, 2003.
• W. M. Haddad, T. Hayakawa, J. M. Bailey. Neural network adaptive control for nonlinear nonnegative dynamical systems, Amer. Contr. Conf., (Denver, CO),June 2003, Proc. Amer. Contr. Conf., (Denver, CO), June 2003, pp. 561-566, 2003.
• A. Leonessa, V. Chellaboina, W. M. Haddad, T. Hayakawa. Direct discrete-time adaptive control with guaranteed parameter error convergence,, Amer. Contr. Conf.(Denver, CO), June 2003, Proc. Amer. Contr. Conf., (Denver, CO), June 2003, pp. 2925-2930, 2003.
• W. M. Haddad, T. Hayakawa, J. M. Bailey. Adaptive control for nonnegative and compartmental dynamical systems with applications to general anesthesia, IEEE Conf. Dec. Contr., (Las Vegas, NV), December 2002, Proc. IEEE Conf. Dec. Contr., (Las Vegas, NV),December 2002, pp. 3067-3072, 2002.
• W. M. Haddad, T. Hayakawa, A. Leonessa. Direct adaptive control for discrete-time nonlinear uncertain systems, Amer. Contr. Conf., (Anchorage, AK), May 2002, Proc. Amer. Contr. Conf., (Anchorage, AK) May 2002, pp. 1773-1778, 2002.
• W. M. Haddad, V. Chellaboina, T. Hayakawa. Robust adaptive control for nonlinear uncertain systems, IEEE Conf. Dec. Contr., (Orlando, FL), pp. 1615-1620, December 2001., Proc. IEEE Conf. Dec. Contr., (Orlando, FL), December 2001., pp. 1615-1620, 2001.
• V. Chellaboina, W. M. Haddad, T. Hayakawa. Adaptive control for nonlinear matrix second-order systems with sign-varying damping and stiffness operators, ASME Int. Mech. Engr. Cong., (New York, NY),November 2001, Proc. ASME Int. Mech. Engr. Cong., (New York, NY), November 2001, pp. DSC-24579, 2001.
• V. Chellaboina, W. M. Haddad, T. Hayakawa. Direct adaptive control for nonlinear matrix second-order dynamical systems with state-dependent uncertainty, Amer. Contr. Conf., (Arlington, VA), June 2001, Proc. Amer. Contr. Conf., (Arlington, VA), June 2001, pp. 4247-4252, 2001.
• N. A. Kablar, T. Hayakawa, W. M. Haddad. Adaptive control of thermoacoustic combustion instabilities, Amer. Contr. Conf., (Arlington, VA), June 2001, Proc. Amer. Contr. Conf., (Arlington, VA), June 2001, pp. 2468-2473, 2001.
• A. Leonessa, W. M. Haddad, T. Hayakawa. Adaptive tracking for nonlinear systems with control constraints, Amer. Contr. Conf., (Arlington, VA), June 2001, Proc. Amer. Contr. Conf., (Arlington, VA), June 2001, pp. 1292-1297, 2001.
• W. M. Haddad, T. Hayakawa. Direct adaptive control for nonlinear uncertain systems with bounded energy L2 disturbances, IEEE Conf. Dec. Contr., (Sydney, Australia),December 2000., Proc. IEEE Conf. Dec. Contr., (Sydney, Australia), December 2000., pp. 2419-2423, 2000.
• W. M. Haddad, T. Hayakawa. Direct adaptive control for nonlinear uncertain systems with exogenous disturbances, Amer. Contr. Conf.(Chicago, IL)June 2000, Proc. Amer. Contr. Conf.(Chicago, IL), June 2000, pp. 4425-4429, 2000.

国内会議発表 (査読なし・不明)

• 陸井聡, 早川朋久, 井村順一, 伊東 悠太郎, 池本 宣昭. ガソリン車と電気自動車の混在下における交通流最適制御, 第9回制御部門マルチシンポジウム, Mar. 2022.
• Y. Nugraha, A. Cetinkaya, T. Hayakawa, H. Ishii, Q. Zhu. Two-Player Rolling Horizon Games for Jamming Attacks on Multiagent Systems, 第8回計測自動制御学会制御部門マルチシンポジウム, Mar. 2021.
• 竹内和雅, 早川朋久, 井村順一, 足立正和, 黃雅雯. 安定性と耐戦略性を保証したマッチングシステムのメカニズムデザイン, 第7回制御部門マルチシンポジウム（MSCS2020）, 2I1-2, Mar. 2020.
• 石井秀明, 小野功, 早川朋久, 杉山将, 小野田崇, 二方厚志, 渡邊勇. 電力システムにおける系統・制御通信ネットワークに対する分散型侵入検知手法の構築, 計測自動制御学会 システム・情報部門 学術講演会, Nov. 2013.
• 岡嶋 崇, 津村幸治, 早川朋久, 石井秀明. 協調適応制御によるダイナミクスのコンセンサス, 第41 回制御理論シンポジウム，計測自動制御学会, Sept. 2012.
• 岡嶋 崇, 津村幸治, 早川朋久, 石井秀明. 協調適応制御による部分的Heterogeneousマルチエージェント系の同期, 第12回制御部門大会予稿集，計測自動制御学会, Mar. 2012.
• T. Hayakawa. Hybrid Adaptive Control for Nonlinear Time-Varying Nonsmooth Second-Order Systems, 計測自動制御学会制御部門大会資料, 名古屋,, pp. 347-350, 2006.
• G. Mohanarajah, T. Hayakawa. Influence of Stochastic Communication Channel Collapse on the Stability of a Formation of Multiple Agents, 計測自動制御学会制御理論シンポジウム資料, 大阪,, pp. 193-196, 2006.
• Tomohisa Hayakawa, Hideaki Ishii, Koji Tsumura. Adaptive Quantized Control for Nonlinear Uncertain Systems, 第34回 制御理論シンポジウム，計測自動制御学会, Oct. 2005.
• T. Hayakawa, H. Ishii, K. Tsumura. Adaptive quantized control for nonlinear uncertain systems,'', 計測自動制御学会制御理論シンポジウム, 大阪,2005, 計測自動制御学会制御理論シンポジウム資料, 大阪, 2005, pp. 399-402, 2005.
• 中島宏, 早川朋久, 原辰次. 確率的結合コンパートメントシステムの安定性解析, 計測自動制御学会制御部門大会, 仙台, 2005, 計測自動制御学会制御部門大会資料, 仙台,2005, pp. 103-106, 2005.
• T. Hayakawa. Direct adaptive control for nonlinear uncertain systems with time delay, 計測自動制御学会制御部門大会, 仙台, 2005., 計測自動制御学会制御部門大会資料,2005., pp. 23-26, 2005.
• T. Hayakawa. A new characterization on the approximation of nonlinear functions via neural networks: Adaptive control perspective, 計測自動制御学会適応学習制御シンポジウム, 熊本,2005., 計測自動制御学会適応学習制御シンポジウム資料, 熊本,2005., pp. 13-16, 2005.
• Tomohisa Hayakawa, Hideaki Ishii, Koji Tsumura. Adaptive Quantized Control for Linear Uncertain Discrete-Time Systems, 第33回制御理論シンポジウム，計測自動制御学会, Nov. 2004.
• T. Hayakawa, H. Ishii, K. Tsumura. Adaptive quantized control for linear uncertain discrete-time systems,, 計測自動制御学会制御理論シンポジウム, 浜松, 2004, 計測自動制御学会制御理論シンポジウム資料, 浜松, 2004, pp. 307-312, 2004.
• T. Hayakawa. Passivity-based stable neuro adaptive output feedback control for nonlinear compartmental dynamical systems: Towards controlling depth of anesthesia, 計測自動制御学会制御理論シンポジウム, 浜松,2004., 計測自動制御学会制御理論シンポジウム資料, 浜松, pp. 277-280, 2004., pp. 277-280, 2004.

その他の論文・著書など

• 早川朋久, 藤田政之. マルチエージェントシステムとビークルフォーメーション, 計測と制御, Vol. 46, No. 11, pp. 823－828, 2007.
• 早川朋久. Bispectral Index を用いた麻酔薬の適応投与制御, 計測と制御, 計測自動制御学会, Vol. 11, No. 45, pp. 966-971, 2006.
• T. Hayakawa. Neuro adaptive control with guaranteed stability, 21世紀COEプログラム （動的機能機械システムの数理モデルと設計論）, 京都大学, 2004., pp. 第４章（分担）, 2004.

学位論文

• Direct Adaptive Control for Nonlinear Uncertain Systems,  本文,  Ph.D.,  Georgia Institute of Technology,  2003/12/--, 

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