Japanese / English
Toshiyuki Shimizu
E-mail: tshimizu AT i.kyoto-u.ac.jp


Toshiyuki Shimizu received the B.E. degree in 2003, the M.S. degree in Information Science from Nagoya University in 2005, and the Ph.D. degree in Informatics from Kyoto University in 2008. He is currently an assistant professor at Graduate School of Informatics, Kyoto University. His research interests include handling semi-structured data, science data management, and scholarly databases. He is a member of ACM, IPSJ, and DBSJ.
  • Hideaki Ohashi, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Flexible Similarity Search for Enriched Trajectories,'' 11th International Workshop on Spatial and Spatiotemporal Data Mining (SSTDM 2016), pp. 1139–1144, Barcelona, Spain, December 12, 2016.
  • Yu Nakano, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``A Visualization of Relationships Among Papers Using Citation and Co-citation Information,'' 18th International Conference on Asia-Pacific Digital Libraries (ICADL 2016), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 10075, pp. 157–163, Tsukuba, Japan, December 8, 2016. (short paper)
  • Youichi Ishida, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``A Keyword Recommendation Method Using CorKeD Words and Its Application to Earth Science Data,'' 11th Asia Information Retrieval Societies Conference (AIRS 2015), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 9460, pp. 96-108, Brisbane, Australia, December 2, 2015. (29/92 = 32%)
  • Shuhei Shogen, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Enrichment of Academic Search Engine Results Pages by Citation-based Graphs,'' 11th Asia Information Retrieval Societies Conference (AIRS 2015), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 9460, pp. 56-67, Brisbane, Australia, December 2, 2015. (29/92 = 32%)
  • Jiyi Li, Yasuhito Asano, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``A Dynamic-Static Approach of Model Fusion for Document Similarity Computation,'' 16th International Conference on Web Information Systems Engineering (WISE 2015), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 9418, pp. 353-368, Miami, USA, November 2, 2015. (53/171 = 31%)
  • Jiyi Li, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Document Similarity Computation by Combining Multiple Representation Models,'' 16th IEEE/ACIS International Conference on Software Engineering, Artificial Intelligence, Networking and Parallel/Distributed Computing (SNPD 2015), pp. 1-6, Takamatsu, Japan, June 1, 2015.
  • Yuhei Kawakami, Atsuto Nishida, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Axis-based Alignment of Scholarly Papers and Its Presentation Slides Considering Document Structure,'' 16th International Conference on Asia-Pacific Digital Libraries (ICADL 2014), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 8839, pp. 87-97, Chiang Mai, Thailand, November 7, 2014. (20/79 = 25%)
  • Naoki Tsujio, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``A Method for Fine-Grained Document Alignment Using Structural Information,'' 16th Asia-Pacific Web Conference (APWeb 2014), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 8709, pp. 201-211, Changsha, China, September 6, 2014. (34/134 = 25%)
  • Hiroko Kinutani, Toshiyuki Shimizu, Jiyi Li, and Masatoshi Yoshikawa, ``DIAS Data Release and the Cooperation Among Data Centers by Metadata,'' AOGS 11th Annual Meeting, IG32-ST31-AS53-A011, Sapporo, Japan, August 1, 2014. [abstract]
  • Toshiyuki Shimizu, Tomo Sueki, and Masatoshi Yoshikawa, ``Supporting Keyword Selection in Generating Earth Science Metadata,'' 37th Annual IEEE Computer Software and Applications Conference (COMPSAC 2013), pp. 603-604, Kyoto, Japan, July 25, 2013. (Fast Abstract)
  • Tsubasa Tanabe, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Effective Keyword-Based XML Retrieval Using the Data-Centric and Document-Centric Features,'' 8th Asia Information Retrieval Societies Conference (AIRS 2012), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 7675, pp. 427-436, Tianjin, China, December 18, 2012. (poster)
  • Ryo Aoto, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Propagation of Multi-granularity Annotations,'' 22nd International Conference on Database and Expert Systems Applications (DEXA 2011), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 6861, pp. 589-603, Toulouse, France, September 2, 2011.
  • Tetsutaro Motomura, Toshiyuki Shimizu, and Masatoshi Yoshikawa, ``Alternative Query Generation for XML Keyword Search and Its Optimization,'' 22nd International Conference on Database and Expert Systems Applications (DEXA 2011), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 6860, pp. 410-424, Toulouse, France, August 30, 2011.
  • Masashi Tatedoko, Toshiyuki Shimizu, Akinori Saito, and Masatoshi Yoshikawa, ``A Retrieval Method for Earth Science Data Based on Integrated Use of Wikipedia and Domain Ontology,'' 21st International Conference on Database and Expert Systems Applications (DEXA 2010), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 6262, pp. 277-284, Bilbao, Spain, September 2, 2010. (short paper)
  • Umaporn Supasitthimethee, Toshiyuki Shimizu, Masatoshi Yoshikawa, and Kriengkrai Porkaew, ``Meaningful Interrelated Object Tree for XML Keyword Search,'' 2nd International Conference on Computer and Automation Engineering (ICCAE 2010), pp. 339-344, Singapore, February 27, 2010. (230/760 = 30%)
  • Mika Ichino, Hiroko Kinutani, Masafumi Ono, Toshiyuki Shimizu, Masatoshi Yoshikawa, Kooiti Masuda, Kazuyo Fukuda, and Haruko Kawamoto, ``A Document Centric Metadata Registration Tool Constructing Earth Environmental Data Infrastructure,'' AGU Fall Meeting 2009 (Session IN23B), San Francisco, California, USA, December 15, 2009. (poster)
  • Hiroko Kinutani, Masafumi Ono, Toshiyuki Shimizu, Masashi Tatedoko, and Masatoshi Yoshikawa, ``Toward Integrated Management of Earth System Data - 2. A Document Centric Metadata Registration Tool -,'' 6th GEWEX and 2nd iLEAPS Joint Science Conferences, Melbourne, Australia, August 25, 2009. (poster) [poster]
  • Umaporn Supasitthimethee, Toshiyuki Shimizu, Masatoshi Yoshikawa, and Kriengkrai Porkaew, ``An Extension of LCA based XML Keyword Search,'' International Workshop on Information-explosion and Next Generation Search (INGS 2008), pp. 104-111, Shenyang, China, April 26, 2008.
  • Toshiyuki Shimizu and Masatoshi Yoshikawa, ``Dynamic Focused Retrieval of XML Documents and Its Evaluation,'' Workshop on Novel Methodologies for Evaluation in Information Retrieval, Glasgow, United Kingdom, March 30, 2008. [paper]
  • Toshiyuki Shimizu and Masatoshi Yoshikawa, ``A Ranking Scheme for XML Information Retrieval Based on Benefit and Reading Effort,'' 10th International Conference on Asian Digital Libraries (ICADL 2007), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 4822, pp. 230-240, Ha Noi, Viet Nam, December 12, 2007. (41/154 = 27%) [paper] [slides]
  • Toshiyuki Shimizu and Masatoshi Yoshikawa, ``XML Information Retrieval Considering Physical Page Layout of Logical Elements,'' 10th International Workshop on the Web and Databases (WebDB 2007), Beijing, China, June 15, 2007. (demo) [paper]
  • Toshiyuki Shimizu, Norimasa Terada, and Masatoshi Yoshikawa, ``Kikori-KS: An Effective and Efficient Keyword Search System for Digital Libraries in XML,'' 9th International Conference on Asian Digital Libraries (ICADL 2006), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 4312, pp. 390-399, Kyoto, Japan, November 29, 2006. (46/170 = 27%) [paper] [slides]
  • Kei Fujimoto, Toshiyuki Shimizu, Norimasa Terada, Kenji Hatano, Yu Suzuki, Toshiyuki Amagasa, Hiroko Kinutani, and Masatoshi Yoshikawa, ``Implementation of a High-Speed and High-Precision XML Information Retrieval System on Relational Databases,'' 4th International Workshop of the Initiative for the Evaluation of XML Retrieval (INEX 2005), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 3977, pp. 254-267, Dagstuhl Castle, Germany, November 28-30, 2005.
  • Toshiyuki Shimizu and Masatoshi Yoshikawa, ``Full-Text and Structural XML Indexing on B+ Tree,'' 16th International Conference on Database and Expert Systems Applications (DEXA 2005), Lecture Notes in Computer Science (LNCS), Springer-Verlag, Vol. 3588, pp. 451-460, Copenhagen, Denmark, August 24, 2005. (92/390 = 24%) [paper] [slides]
  • Kei Fujimoto, Toshiyuki Shimizu, Dao Dinh Kha, Masatoshi Yoshikawa, and Toshiyuki Amagasa, ``A Mapping Scheme of XML Documents into Relational Databases using Schema-based Path Identifiers,'' International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), Tokyo, Japan, April 8, 2005. (14/47 = 30%)
  • Kei Fujimoto, Toshiyuki Shimizu, Dao Dinh Kha, Masatoshi Yoshikawa and Toshiyuki Amagasa, ``Efficient Storage of XML Documents in Relational Databases,'' 7th International Conference of Asian Digital Libraries (ICADL 2004), Shanghai, China, December 15, 2004. (poster)
Exploratory Software Project by IPA (Information-technology Promotion Agency, Japan)
  • Co-developer of the project "Development of the multimedia contents distribution and its community supporting system (Synvie)" (June 2005 - Feb. 2006)
Research Fellowships for Young Scientists by JSPS (Japan Society for the Promotion of Science)
  • DC2 (April 2007 - March 2008)
  • PD (April 2008 - March 2009)
  • VLDB 2007, ICDE 2007, DASFAA 2005, ICWS 2005, VLDB 2004, XSym 2004, ...
Programming Languages: Java >>>> C++, C > PHP
Development Environment: Eclipse
Web System Development: Servlet >> JSP > PHP
Relational Databases: PostgreSQL >> MySQL > Oracle
XML Databases: Xindice >> Esterra
OS: Windows >>> Linux
Others: LaTeX, HTML, CSS, JavaScript
July 2011 - present: Assistant Professor at Graduate School of Informatics, Kyoto University
April 2009 - July 2011: Program-Specific Assistant Professor at Graduate School of Informatics, Kyoto University
April 2008 - March 2009: JSPS Research Fellow (PD), Visiting Scholar at Department of Computer Science, University of Arizona
April 2007 - March 2008: JSPS Research Fellow (DC2)
April 2006 - March 2008: Graduate School of Informatics, Kyoto University, Doctoral Program
April 2005 - March 2006: Graduate School of Information Science, Nagoya University, Doctoral Program
April 2003 - March 2005: Graduate School of Information Science, Nagoya University, Master's Program
April 1999 - March 2003: Dept. of Information Engineering, Nagoya University
April 1996 - March 1999: Miyazaki Nishi Senior High School