Takashi Okamoto

オカモトタカシ | Takashi Okamoto

Affiliation and department：
Job title： Director / Chief Research Officer / SENSY AI Research Laboratory Representative

Research field (3)： Sensitivity (kansei) informatics , Soft computing , Control and systems engineering

Research keywords (31)： Computational Intelligence , Simultaneous Perturbation Gradient Approximation , Multi-objective Optimization , Replicator Dynamics , Meta-heuristics , Continuous Game , Complex Network , Complex System , Soft Computing , Chaos , Global Optimization , 大域的最適化 , カオス , システム工学 , 同時摂動勾配近似 , 多目的最適化 , ソフトコンピューティング , 結合系 , 結合力学系 , ラジアル基底関数ネットワーク , 数理工学 , 同調現象 , 制約条件付き最適化 , 自己組織化 , マルチエージェント , メタヒューリスティックス , 最適化手法 , 生態学 , ネットワーク , PSO , 複雑ネットワーク

Research theme for competitive and other funds (8)：

2016 - 2019 実応用に向けた非線形力学系を用いた最適化手法と機械学習の融合技術の開発
2013 - 2016 Development of optimization methods using nonlinear dynamics for applications to real problem
2012 - 2015 Development of an adaptive learning type optimization method based on evolutionary systems and application to reconfiguable device design
2010 - 2012 Development of optimization methods with various constraints using nonlinear dynamics
2009 - 2011 DEVELOPMENT OF AN OPTIMAL DESIGN METHOD FOR GROWTH MODEL OF LARGE-SCALE NETWORK

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Papers (73)：

Kanaya Ryo, Koakutsu Seiichi, Okamoto Takashi, Shimobaba Tomoyoshi, Ito Tomoyoshi. A Solution Method Combining Simulated Annealing and Graph-based Heuristics for Operational Planning and Scheduling Benchmark Problems in an Automatic Picking System. IEEJ Transactions on Electronics, Information and Systems. 2019. 139. 12. 1481-1487
Takeuchi Kazuki, Koakutsu Seiichi, Okamoto Takashi, Ito Tomoyoshi, Shimobaba Tomoyoshi. Optimization of Water Supply Pump Operation Scheduling Using Branch and Bound Method. IEEJ Transactions on Electronics, Information and Systems. 2018. 138. 10. 1287-1288
Naoto Norimatsu, Seiichi Koakutsu, Takashi Okamoto. A Learning Method for Block-Based Neural Networks with Structure Search Based on the Least Number of Routes. ELECTRONICS AND COMMUNICATIONS IN JAPAN. 2017. 100. 12. 3-13
Naoto Suzuki, Takashi Okamoto, Seiichi Koakutsu. Visualization of Pareto Optimal Solution Sets Using the Growing Hierarchical Self-Organizing Maps. ELECTRONICS AND COMMUNICATIONS IN JAPAN. 2017. 100. 1. 3-17
Kazuhiro Toyoda, Takashi Okamoto, Seiichi Koakutsu. An Optimal Routing Search Method on the Network Routing Problem using the Sequential Minimal Optimization. 2017 56TH ANNUAL CONFERENCE OF THE SOCIETY OF INSTRUMENT AND CONTROL ENGINEERS OF JAPAN (SICE). 2017. 805-810

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MISC (27)：

A Solution Method Combining Simulated Annealing and Graph-based Heuristics for Operational Planning and Scheduling Benchmark Problems in an Automatic Picking System. 2019. 39. 12. 1481-1487
An Efficiency Improvement of the Equilibrium Solution Search on the Multi-constraint type Selfish Routing Game by Removing Redundant Paths. 2015. 2015. 33. 7-12
Acceleration of the chaos optimization method by using GPU. 2015. 2015. 33. 1-5
Optimal assignment of the battery for the electric power system by the response surface method with the radial basis function networks. 2014. 2014. 162. 23-28
A Design Method for Complex Network Growing Model using Genetic Programming. 2013. 2013. 80. 129-134

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Patents (8)：

データ処理装置、推論装置、機械学習装置、データ処理方法、推論方法、及び、機械学習方法
機械学習装置、データ処理装置、推論装置、機械学習方法、データ処理方法、及び、推論方法
電力貯蔵機器の配置算定装置,電力貯蔵機器の配置算定方法,電力貯蔵機器の配置算定システム及びプログラム
蓄電池設置支援装置、蓄電池設置支援装置の制御方法及びプログラム
コンテンツレコメンドシステム,コンテンツレコメンド方法,及びプログラム

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Books (2)：

Basis of optimization method - Comprehension through dynamics and implementation
Morikita Publishing 2014 ISBN:462704271X
Electrical engineering handbook (7th edition)
Ohmsha 2013

Professional career (1)：

Ph. D. (Engineering) (Keio University)

Work history (3)：

2017/10 - 現在 SENSY Inc. Director / Chief Research Officer / SENSY AI Research Laboratory Representative
2014/04 - 2017/09 Chiba University Graduate School of Engineering Associate Professor
2007/04 - 2014/03 Chiba University Graduate School of Engineering Assistant Professor

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