Rchr
J-GLOBAL ID：200901014166777673   Update date: Aug. 28, 2024

TAJIMA Keishi

タジマ ケイシ | TAJIMA Keishi
Affiliation and department：
Kyoto University Graduate School of Informatics, Department of Social Informatics

About Kyoto University Graduate School of Informatics, Department of Social Informatics


Job title： Professor
Homepage URL  (2)： http://www.dl.soc.i.kyoto-u.ac.jp/~tajima/index-jp.html ,  http://www.i.kyoto-u.ac.jp/~tajima/
Research field  (3)： Web and service informatics ,  Human interfaces and interactions ,  Database science
Research keywords  (6)： Web information systems ,  social network analysis ,  crowdsourcing ,  information retrieval ,  user interface for information access ,  database systems
Research theme for competitive and other funds  (15)：
  • 2023 - 2026 Methods for Bias-Free Information Gathering from Web and Crowds
  • 2021 - 2024 時系列ビッグデータストリームの複合モデリングに関する研究
  • 2018 - 2021 Development of Methods for Social Information Analysis and Behavior Prediction Based on Web Information
  • 2016 - 2019 Realtime Data Mining for Online Activities
  • 2014 - 2017 User Interface for Efficient Browsing of Message Streams
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Papers (87)：
  • Eisaku Yoshikawa, Keishi Tajima. Content-Based Exclusion Queries in Keyword-Based Image Retrieval. Proceedings of the 14th ACM International Conference on Multimedia Retrieval (ICMR). 2024. 1145-1149
  • Hirotaka Nagashima, Keishi Tajima. Automatic Construction of Expiration Time Expression Dataset from Retweets. Proceedings of the Web Conference (WWW) (Companion Volume). 2024. 545-548
  • Tetsuya Sasaoka, Yoko Yamakata, Keishi Tajima. Search Result Presentation for Non-Native Language Documents. Companion Proceedings of 29th Annual ACM Conference on Intelligent User Interfaces (IUI). 2024. 89-94
  • Satoshi Horikawa, Chiyonosuke Nemoto, Keishi Tajima, Masaki Matsubara, Atsuyuki Morishima. An Adaptive Feature Selection Method for Learning-to-Enumerate Problem. Proceedings of 46th European Conference on Information Retrieval (ECIR). 2024. 122-136
  • Mamoru Yamakawa, Keishi Tajima. A Centrality for Social Media Users Focusing on Information-Gathering Ability. Proceedings of 34th ACM Conference on Hypertext and Social Media. 2023. 32:1-32:9
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MISC (33)：
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Patents (1)：
  • Data Management Program and Data Management System
Education (5)：
  • 1994 - 1996 Kyoto University Research Institute for Mathematical Sciences Research Student
  • 1993 - 1996 University of Tokyo Graduate School of Science Doctor Course, Department of Information Science
  • 1991 - 1993 University of Tokyo Graduate School of Science Master Course, Department of Information Science
  • 1989 - 1991 University of Tokyo Faculty of Science Department of Information Science
  • 1987 - 1989 University of Tokyo College of Arts and Sciences, S-1
Professional career (1)：
  • D.S. (The University of Tokyo)
Work history (7)：
  • 2013/04 - 現在 Kyoto University Institute for Liberal Arts and Sciences / Graduate School of Informatics (secondary) Professor
  • 2007/04 - 2013/03 Kyoto University Graduate School of Informatics Associate Professor
  • 2005/05 - 2007/03 Kyoto University Graduate School of Informatics Associate Professor
  • 2005/05 - 2006/03 Japan Advanced Institute of Science and Technology School of Information Science Visiting Associate Professor
  • 2001/09 - 2005/04 Japan Advanced Institute of Science and Technology School of Information Science Associate Professor
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Committee career (20)：
  • 2019/04 - 2023/03 Information Processing Society of Japan IPSJ Transaction on Database (TOD) Editorial Member
  • 2016/04 - 2020/03 Information Processing Society of Japan SIGDBS Committee member
  • 2013/04 - 2016/03 Information Processing Society of Japan SIGDBS Secretary
  • 2016 - 2016 IPSJ SIGDB, DBSJ, IEICE DE WebDB Forum 2016 Program Chair
  • 2012 - 2015 The Institute of Electronics, Information and Communication Engineers -IEICE Transactions on Information and Systems, Special Issue Editorial Member
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Association Membership(s) (4)：
The Database Society of Japan ,  Association for Computing Machinery ,  Information Processing Society of Japan ,  Japan Society for Software Science and Technology
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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