School personnel information

写真b

HIJIKATA Yoshinori


Keyword

Recommender system, Web intelligence, Social computing, Text mining

URL

http://www.nishilab.sys.es.osaka-u.ac.jp/hijikata/index.html

Organization 【 display / non-display

  • 2002.11.01 - 2007.03.31, Department of Systems Innovation, Graduate School of Engineering Science, Research Assistant

  • 2007.04.01 - 2009.03.31, Department of Systems Innovation, Graduate School of Engineering Science, Associate Professor

  • 2009.04.01 - , Department of Systems Innovation, Graduate School of Engineering Science, Associate Professor

Education 【 display / non-display

Osaka University Faculty of Engineering Science  Graduated 1996.03
Osaka University Graduate School, Division of Engineering Science  Completed 1998.03
Osaka University Graduate School, Division of Engineering Science  Completed 2002.03

Employment Record 【 display / non-display

IBM Research, Tokyo Research Laboratory, Researcher 1998.04 - 2000.09
Osaka University, Graduate School of Engineering Science, Post-doctoral Researcher 2002.04 - 2002.10
Osaka University, Graduate School of Engineering Science, Research Associate 2002.11 - 2007.03

Research topics 【 display / non-display

  • <Recommender systems>
    - Discovery-oriented collaborative filtering
    - Relationship between user intervention and user satisfaction for recommender systems
    <Text mining / sentiment analysis>
    - Social summarization method for user reviews
    - Information credibility assessment for user reviews
    - Plot detection for user reviews
    <Social computing>
    - Community extraction method for complex networks
    <Web Interaction>
    - Predictive input interface for mathematical formulas
    Multimedia database

Academic Society Membership 【 display / non-display

  • Japanese Society for Artificial Intelligence

 

Academic Papers 【 display / non-display

  • Techniques of Preference Extraction for Information Recommendation, Yoshinori Hijikata, IPSJ Magazine,Vol.48, No.9, pp.957-965, 2007.09, Review Papers(In Japanese)

  • User Profiling Technique for Information Recommendation and Information Filtering, Yoshinori Hijikata, Journal of JSAI (The Japanese Society for Artificial Intelligence),Vol.19, No.3, pp.365--372, 2004.07, Review Papers(In Japanese)

  • Introducing Human Interaction or Introduced to Human Interaction, Yoshinori Hijikata, Introducing Human Interaction or Introduced to Human Interaction,Vol.9, No.4, pp.41-46, 2007.11, Review Papers(In Japanese)

  • Adding Search Queries to Picture Lifelogs for Memory Retrieval, B1. Akira Kubota, Tomu Tominaga, Yoshinori Hijikata and Nobuchika Sakata,the 2016 IEEE/WIC/ACM International Conference on Web Intelligence (WI'16),pp.689-694, 2016.10, International Conference(Proceedings)

  • Controlling Virtual Body Size to Reduce Discomfort Caused by Inappropriate Interpersonal Distance, B3. Masaki Maeda, Tomu Tominaga, Yoshinori Hijikata and Nobuchika Sakata,International Symposium on Wearable Computers 2016 ,pp.192-195, 2016.09, International Conference(Proceedings)

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Books 【 display / non-display

  • Special, A Framework for Finding Community in Complex Networks, Naoki Okada, Kyouhei Tanikawa, Yoshinori Hijikata, Shogo Nishida, Springer, 2010.04

  • Special, Proposal of Deleting Plots from the Reviews to the Items with Stories, Kaori Ikeda, Yoshinori Hijikata and Shogo Nishida, Springer, 2010.04

  • Special, Search Mathematical Formulas by Mathematical Formulas (Lecture Notes in Computer Science (LNCS) 5617), Yoshinori Hijikata, Hideki Hashimoto, Shogo Nishida, Springer-Verlag Berlin Heidelberg, 2009.07

  • Special, Extraction of Anchor-related Text and its Evaluation by User Studies (Human Interface, Part I, HCII 2007, LNCS 4557), Bui Quang Hung, Masanori Otsubo, Yoshinori Hijikata, Shogo Nishida, Springer-Verlag Berlin Heidelberg, 2007.07

  • Special, Management System for Cameras' Video Data in Emergency, Yiqun Wang, Yoshinori Hijikata and Shogo Nishida, Elsevier Science, 2005.11

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Patents / Utility models / Designs 【 display / non-display

  • United States, Method for Verifying and Creating Highly Secure Anonymous Communication Path in Peer-to-Peer Anonymous Proxy, Kai Nishida, Yoshinori Hijikata, 11/506561(Application), 2006.08

  • Japan, Schema Extraction Method, Information Processing Apparatus, Computer Program and Storage Media, Yoshinori Hijikata, Fumitaka Nakane, Masanori Otsubo, Shogo Nishida, 2007-108648(Application), 2007.04

  • PCT出願, System, Method and System for Searching Objects of Structured Language for Mathematical Expressions, Yoshinori Hijikat, (PCT/JP2007/055103(Application), 2007.03

  • Japan, System, Method and System for Searching Objects of Structured Language for Mathematical Expressions, Yoshinori Hijikata, 2006-070307(Application), 2006.03

  • United States, Mathematical Expression Structured Language Object Search System and Search Method, Yoshinori Hijikata, 12/281,730(Application), 2008.09

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Awards 【 display / non-display

  • WebDB Forum 2011 Best Paper Award, Yoshinori Hijikata, Kai Yuki, Shogo Nishida, IPSJ, 2011.11

  • WebDB Forum 2010 Corporation Award, Naoki Okada, Kyohei Tanikawa, Yoshinori Hijikata, Shogo Nishida, IPSJ, 2010.11

  • DEWS2006 Best Paper Award, Yukitaka Kusumura, Yoshinori Hijikata, Shogo Nishida, IEICE, 2006.04

  • Best Paper Award (ACM IUI 2006), Yoshinori Hijikata, Hanako Ohno, Yukitaka Kusumura, Shogo Nishida, 11th ACM International Conference on Intelligent User Interfaces, 2006.01

  • Best PaperAward, INTERACTION 2005, H.Ohno, T. Kusumura, Y.Hijikata, S.Nishida, INTERACTION 2005, 2005.02

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Outside Activity Management 【 display / non-display

  • Academic society, IEICE SIG-WI2, 2004.07 - 2012.06