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Takashi Shiraki's Page

Takashi Shiraki

Automated Reasoning Research Group,
Security Research Laboratories,
NEC Corporation
Assistant Manager

Address:
1753, Shimonumabe, Nakahara-ku, Kawasaki-shi,
Kanagawa, 211-8666, Japan

Research Domains

  • Graph Theory
  • Discrete Optimization, Combinatorial Optimization
  • Game Theory
  • Queuing Theory
  • Recommendation
  • Natural Language Processing
  • Artificial Intelligence

Publication List

  • H. Nagamochi, T. Shiraki, T. Ibaraki: Augmenting a submodular and posi-modular set function by a multigraph, J. Combinatorial Optimization, vol.5, no.2, 2001, pp.175-212.
  • T. Shiraki, Augmenting a submodular and posi-modular set function by a multigraph, Master's Thesis in Kyoto University, 1998.
  • (in Japanese) T. Shiraki, Computing edge-connectivity augmentation function, Thesis(Bachelor Paper) in Kyoto University, 1996

Conference Presentation

  • Wei Wu, Yannan Hu, Hideki Hashimoto, Tomohito Ando, Takashi Shiraki and Mutsunori Yagiura, A heuristic algorithm for the crew pairing problem in airline scheduling, ISS2015. (Best Paper Award)
  • (in Japanese) T. Kojima, Y. Hu, H. Hashimoto, T. Shiraki, T. Ando, M. Yagiura, A Set Covering Approach for the Airline Crew Scheduling Problem, ORSJ CB, 2014. (Best Award)
  • T. Shiraki, C. Ito, T. Ohno, Large Scale Evaluation of Multi-Mode Recommender System Using Predicted Contexts with Mobile Phone Users, CARS, 2011.
  • (in Japanese) C. Murakami, T. Shiraki, T. Kirikoshi, K. Nishimura, T. Kawamata, T. Usui, I. Kobayashi, Evaluation of Effectiveness of Context-Aware Recommendation Method on the Multi-Mode Recommendation Platform, IPSJ 2010.
  • (in Japanese) T. Kirikoshi, C. Murakami, T. Shiraki, S. Ogura, K. Kyota, K. Nishimura, T. Kawamata, S. Ishizuka, I. Kobayashi, System Enhancement of Multi-Mode Recommendation Platform toward Context-Aware Recommendation, IPSJ 2010.
  • (in Japanese) T. Shiraki, K. Kanno, K. Nishimura, T. Kawamata, Evaluation Methods for a Multi-Mode Recommendation System, IPSJ, 2009. (Best Paper Award)
  • W.Muller, H. Plotz, J.P. Redlich, T.Shiraki, Sybil Proof Anonymous Reputation Management, SecureComm, 2008.
  • (in Japanese) T. Shiraki, K. Isoyama, Q. Jurgen, A Development of GMPLS Management System and Multi-Layer Paths Design System, IEICE, 2003.
  • H. Nagamochi, T. Shiraki, T. Ibaraki, Augmenting a submodular and posi-modular set function by a multigraph, Proceedings of the 1st Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications, Kyoto, March, 1999, pp.273-279.
  • (in Japanese) T. Shiraki, M. Yoshida, A Design Algorithm of Routing and Bandwidth Allocation Control Parameters, IEICE 1999.
  • H. Nagamochi, T. Shiraki, T. Ibaraki: Augmenting a submodular and posi-modular set function by a multigraph, IPSJ AL, 1999.
  • H. Nagamochi, T. Shiraki, T. Ibaraki, Computing edge-connectivity augmentation function in O(nm) time, in the Proceedings 8th Annual ACM-SIAM Symposium on Discrete Algorithms, New Orleans, LA, January 1997, pp.649-658.
  • (in Japanese) H. Nagamochi, T. Shiraki, T. Ibaraki, Computing edge-connectivity augmentation function in O(nm) time, IPSJ AL, 1996.
  • (in Japanese) H. Nagamochi, T. Shiraki, T. Ibaraki, Computing edge-connectivity augmentation function, ORSJ, 1996.

Awards

Educational Background

Curriculum Vitae

Educational Background

  • Ikuno High School, Graduation
  • Applied Mathematics and Physics, Kyoto University, Bachelor
  • Graduate School of Informatics, Kyoto University, Master

Professional Experience

  • 1998/04-2004/03Research of Traffic Engineering
    @ NEC C&C Media Research Laboratories -> NEC Networks Development Research Division
  • 2004/04-2008/03Research and Development of Multimedia Communication @ NEC Ubiquitous Platform Development Research Division
  • 2008/04-2009/03Research of Social Analysis @ NEC Information and Media Processing Research Laboratories
  • 2008/04-2009/03Research of Behavior Analysis and Recommendation @ NEC Information and Media Processing Research Laboratories
  • 2010/10-2011/01Research of Enterprise Information Utilization @ NEC Information and Media Processing Research Laboratories
  • 2010/10-2013/03Research of Optimization for Scheduling Problem
    @ NEC Information and Media Processing Research Laboratories -> NEC Knowledge Discovery Research Laboratories
  • 2013/04-Research of Text Analysis @ NEC Knowledge Discovery Research Laboratories
  • 2015/04-Research of Artificial Intelligence @ NEC Knowledge Discovery Research Laboratories

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