Takahashi Yoshitaka

タカハシヨシタカ | Takahashi Yoshitaka

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://www.sizer.cache.waseda.ac.jp/

Research field (4)： Safety engineering , Social systems engineering , Information networks , Computer systems

Research keywords (10)：応用確率・統計 , 情報ネットワーク , オペレーションズ・リサーチ , 情報システム学(含情報図書館学) , 社会システム工学 , Stochastic Modeling , Applied Probability , Informatin Networks , Computer Networks , Operations Research

Research theme for competitive and other funds (2)：

2001 - 2004 電子商取引のためのwww(world-wide-web)アクセス性能に関する研究
2001 - 2004 Study on www(world-wide-web)access performance for e-commerce

MISC (25)：

HOSHI Kentaro, IIJIMA Sumito, TAKAHASHI Yoshitaka, KOMATSU Naohisa. A Diffusion Process Approximation for the GI/GI/1 Queuing System with Time-out Scheme. IEICE technical report. 2007. IN2007-103. 378. 25-30
Takahashi Yoshitaka. A Single-Server Queueing System with Modified Service Mechanism: An Application of the Diffusion Process to the System Performance Measure Formulas. Waseda Business & Economic Studies. 2006. No. 41. 19-28
TAKAHASHI Yoshitaka, SHIKATA Yoshiaki, OKADA Kazunori, KOMATSU Naohisa. Traffic Analysis of Holding Time Limit Scheme for a Cellular Phone System : A Loss System with Limited Service Time Mechanism. IEICE technical report. 2006. 106. 42. 79-84
星健太郎, 加納貞彦, 高橋敬隆, 金田茂, 品川準輝. AHP解析と携帯通信ネットワークにおける品質評価への応用. 電子情報通信学会技術研究報告(情報ネットワーク). 2006. 106. 42. 91-96
大山佳彦, 星健太郎, 高橋敬隆. Webコンテンツ管理システム(CMS)を用いたWebサイト構築と講義配信---情報教育におけるWikiの可能性について---. コンピュータ&エデュケーション. 2006. 20. 44-50

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Books (14)：

Diffusion approximations for the GI/G/c/K queue
IEEE 16-th International Conference on Computer Communications and Networks 2007
Multi-server loss system with T-limited service for traffic control in information networks
IEEE 16-th International Conference on Computer Communications and Networks 2007
Diffusion approximations for the GI/G/c/K queue
IEEE 16-th International Conference on Computer Communications and Networks 2007
Multi-server loss system with T-limited service for traffic control in information networks
IEEE 16-th International Conference on Computer Communications and Networks 2007
Users' dissatisfaction performance for mobile communication networks, An AHP approach
Proceedings of International Joint Conference on E-Business & Telecommunications 2006

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Works (2)：

通信時間規制による再呼を考慮した災害時トラヒックモデルの理論的検討
2005 - 2006
ユーザ誘導型トラフィック制御方式の理論的検討
2004 - 2006

Education (4)：

- 1980 Waseda University
- 1980 Waseda University Graduate School of Science and Engineering Department of Mathematics
- 1978 Waseda University School of Science and Engineering
- 1978 Waseda University Faculty of Science and Engineering Department of Mathematics

Professional career (1)：

Doctor of Science (Tokyo Institute of Technology)

Work history (12)：

2004 - -- current: Professor, Faculty of Commerce, Waseda University
2000 - : joined School of Commerce, Waseda Univeristy as Associate Professor
2000 - : resigned as Senior Member of Technical Staff, Supervisor from NTT Laboratories
1990 - : Ph.D. in Computer Science from the Tokyo Institute of Technology
1980 - : joined NTT Laboratories

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Committee career (3)：

2000 - 日本オペレーションズ・リサーチ学会フェロー
2000 - Operations Research Society of Japan Fellow
1992 - 電子情報通信学会論文誌査読委員

Awards (4)：

1995 - 日本オペレーションズ・リサーチ学会文献賞
1995 - Best Paper Award of ORSJ
1985 - 電子情報通信学会学術奨励賞
1985 - Young Engineer Award of IEICE

Association Membership(s) (12)：

CIEC(コンピュータ利用教育協議会) , INFORMS(米国オペレーションズリサーチ・経営科学会) , 応用数理学会 , 日本オペレーションズ・リサーチ学会 , 電子情報通信学会 , Council for Improvement of Education through Computers , Institute for Operations Research and Management Sciences , Japan Society of Industrial and Applied Mathematics , Operations Research Society of Japan , and Communication Engineers , Information , Institute of Electronics

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