村松 正和

論文

• TRUCK SCHEDULING FOR EVENLY TIMED ARRIVALS AT FACTORIES

  Takefumi Kawakami, Takanori Ide, Masaaki Miyazaki, Satoshi Takahashi, Kunihito Hoki, Masakazu Muramatsu

  Transactions of the Operations Research Society of Japan 68 52-63 2025年
• Closing duality gaps of SDPs completely through perturbation when singularity degree is one

  Takashi Tsuchiya, Bruno F. Lourenço, Masakazu Muramatsu, Takayuki Okuno

  Optimization Methods and Software 39(5) 1040-1067 2024年9月2日
• Shift Quality Classifier Using Deep Neural Networks on Small Data with Dropout and Semi-Supervised Learning

  Takefumi KAWAKAMI, Takanori IDE, Kunihito HOKI, Masakazu MURAMATSU

  IEICE Transactions on Information and Systems E106.D(12) 2078-2084 2023年12月1日
• A Limiting Analysis on Regularization of Singular SDP and its Implication to Infeasible Interior-point Algorithms

  Takashi Tsuchiya, Bruno F. Lourenco, Masakazu Muramatsu, Takayuki Okuno

  Mathematical Programming 200(1) 531-568 2022年11月 査読有り
• Solving SDP completely with an inerior point oracle

  Bruno F. Lourenco, Masakazu Muramatsu, Takashi Tsuchiya

  Optimization Methods and Software 36(2-3) 425-471 2021年 査読有り
• Development of Artificial Intelligence to Classify Quality of Transmission Shift Control Using Deep Convolutional Neural Networks

  Takefumi Kawakami, Takanori Ide, Eiji Moriyama, Kunihiro Hoki, Masakazu Muramatsu

  IEEE Transactions on Vehicular Technology 69(12) 16168-16172 2020年 査読有り
• Recognizing Similarities in Automatic Transmissions of Vehicles by Using Time Series Data and Autoencorders

  Takefumi Kawakami, Takanori Ide, Kiyohisa Tomita, Eiji Moriyama, Kunihito Hoki, Masakazu Muramatsu

  SAE Technical Papers 2019-(April) 2019年4月2日
• Approach to Problem of Minimizing Network Power Consumption Based on Robust Optimization

  B.C. Das, S. Takahashi, E. Oki, M. Muramatsu

  International Journal of Communication Systems online available 2019年1月 査読有り
• Comparative Performance of Green Pipe, Green Hose and Green Hose-Rectangle Models in Power Efficient Network

  IEEE Communications Quality and Reliability Workshop 2018年5月 査読有り
• Network congestion minimization models based on robust optimization

  Bimal Chandra Das, Satoshi Takahashi, Eiji Oki, Masakazu Muramatsu

  IEICE Transactions on Communications E101B(3) 772-784 2018年3月1日 査読有り
• Classification of Time Series Measurement Data for Lock-Up Clutch of Automatic Transmission of Vehicles Using Deep Convolutional Neural Networks

  Takefumi Kawakami, Takanori Ide, Kiyohisa Tomita, Eiji Moriyama, Hiroshi Tsutsui, Kunihito Hoki, Masakazu Muramatsu

  SAE Technical Papers 2018-(0399) 1-5 2018年 査読有り
• Facial reduction and partial polyhedrality

  Bruno F. Lourenco, Masakazu Muramatsu, Takashi Tsuchiya

  SIAM Journal on Optimization 28(3) 2304-2326 2018年 査読有り
• An extension of Chubanov’s algorithm to symmetric cones

  Bruno F. Lourenço, Tomonari Kitahara, Masakazu Muramatsu, Takashi Tsuchiya

  Mathematical Programming 173(1-2) 1-33 2017年11月13日 査読有り
• Application of SOCP in Power Efficient Networks

  B.C. Das, E. Oki, M. Muramatsu

  SIAM Conference on Optimization (OP17) 2017年5月 査読有り
• Improved Simulation Adjusting

  K. Hoki, N. Araki, S. Takahashi, M. Muramatsu

  ICGA journal 39 195-204 2017年 査読有り
• Pure Nash equilibria of competitive diffusion process on toroidal grid graphs

  Yuki Sukenari, Kunihito Hoki, Satoshi Takahashi, Masakazu Muramatsu

  DISCRETE APPLIED MATHEMATICS 215 31-40 2016年12月 査読有り
• 畳み込みニューラルネットワークを用いた囲碁における一局の棋譜からの棋力推定

  荒木伸夫, 保木邦仁, 村松正和

  情報処理学会論文誌 57(11) 2365-2373 2016年11月15日 査読有り
• Mixed-Integer SOCP Model for Robust and Power Efficient Networks

  B.C. Das, I.A. Ouédraogo, E. Oki, M. Muramatsu

  The Fifth International Conference on Continuous Optimization, National Graduate Institute for Policy Studies (GRIPS) 2016年8月 査読有り
• A Simple SOCP Formulation of Minimization of Network Congestion Ratio

  B.C. Das, E. Oki, M. Muramatsu

  State-of-the-art and future development of the optimization techniques, RIMS, Kyoto University 2016年8月 査読有り
• A Structural Geometrical Analysis of Weakly Infeasible SDPs

  Bruno F. Lourenco, Masakazu Muramatsu, Takashi Tsuchiya

  Journal of Operations Research Society of Japan 59(3) 241-257 2016年7月 査読有り