Keiichiro Hayakawa
Keiichiro Hayakawa
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Traffic Signal Control Based on Reinforcement Learning with Graph Convolutional Neural Nets
T Nishi, K Otaki, K Hayakawa, T Yoshimura
The 21st IEEE International Conference on Intelligent Transportation Systems …, 2018
Online Mechanisms for Charging Electric Vehicles in Settings with Varying Marginal Electricity Costs
K Hayakawa, E Gerding, S Stein, T Shiga
Proceedings of the 24th International Joint Conferences on Artificial …, 2015
Adaptive Pricing Mechanisms for On-Demand Mobility
M Drwal, E Gerding, S Stein, K Hayakawa, H Kitaoka
Proceedings of the 16th Conference on Autonomous Agents and MultiAgent …, 2017
Generating pedestrian walking behavior considering detour and pause in the path under space-time constraints
K Hidaka, K Hayakawa, T Nishi, T Usui, T Yamamoto
Transportation research part C: emerging technologies 108, 115-129, 2019
Price-based Online Mechanisms for Settings with Uncertain Future Procurement Costs and Multi-Unit Demand
K Hayakawa, E Gerding, S Stein, T Shiga
Proceedings of the 17th International Conference on Autonomous Agents and …, 2018
Multi-agent path planning with heterogeneous cooperation
K Otaki, S Koide, K Hayakawa, A Okoso, T Nishi
2019 IEEE 31st International Conference on Tools with Artificial …, 2019
L0-norm constrained autoencoders for unsupervised outlier detection
Y Ishii, S Koide, K Hayakawa
Advances in Knowledge Discovery and Data Mining: 24th Pacific-Asia …, 2020
Entropy Tucker model: Mining latent mobility patterns with simultaneous estimation of travel impedance parameters
Y Ishii, K Hayakawa, S Koide, M Chikaraishi
Transportation Research Part C: Emerging Technologies 137, 103559, 2022
Auction-based Implementation of Traffic Services to Maximize Activity-based Social Welfare
K Hayakawa, E Hato
Proceedings of the 7th Symposium of the European Association for Research in …, 2018
Dynamic traffic resources allocation under elastic demand of users with space-time prism constraints
K Hayakawa, E Hato
arXiv preprint arXiv:1806.10719, 2018
上村恵子, 小里明男, 志賀孝広, 早川敬一郎
人工知能学会全国大会 (第32回), 2018
Channel Tracking with Zero Padding Scheme for STBC-OFDM System under Fast Fading Environment
M Takanashi, K Hayakawa, K Sanda, T Shibata
VTC Spring 2009-IEEE 69th Vehicular Technology Conference, 1-5, 2009
Simulation of powder behavior based on discrete model taking account of adhesion force between particles (first report)-two-dimensional simulations
F Tsumori, K Hayakawa
Funtai Oyobi Fummatsu Yakin/Journal of the Japan Society of Powder and …, 2006
Learning low-dimensional manifolds under the L0-norm constraint for unsupervised outlier detection
Y Ishii, S Koide, K Hayakawa
International Journal of Data Science and Analytics, 1-15, 2022
Evaluation of dynamic traffic control in unsteady networks with closed-loop structures
K Hayakawa, E Hato
Transportation Research Board 97th Annual Meeting, Washington D.C., 2018
高速移動環境下における LDPC 復号法に関する一検討
2009 信学総大, March, 2009
A multiplexed transmission scheme with unequal error protection on MIMO frequency selective channels
Y Tsuchiya, Y Iwanami, E Okamoto, K Hayakawa, K Sanda
2008 International Symposium on Information Theory and Its Applications, 1-6, 2008
MIMO-STBC における双方向判定帰還チャネル推定方式
早川敬一郎, 三田勝史, 伊藤修朗, 石神裕丈, 岩波保則, 岡本英二
電子情報通信学会技術研究報告; 信学技報 107 (441), 73-78, 2008
LDPC 符号化 MIMO-STBC-OFDM における判定帰還を用いた繰り返しチャネル推定方式
石神裕丈, 岩波保則, 岡本英二, 早川敬一郎, 三田勝史, 伊藤修朗
電子情報通信学会技術研究報告; 信学技報 107 (441), 67-72, 2008
A Study on Channel Tracking Scheme for MIMO-OFDM Systems under Fast Fading Environments
M Takanashi, K Hayakawa, K Sanda, T Shibata
電子情報通信学会技術研究報告 108 (188 (RCS2008 53-102)), 37-42, 2008
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