OYAMA Keizo

Last updated: 12/04/23 15:47
 
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Name
OYAMA Keizo
E-mail
oyamanii.ac.jp
Affiliation
National Institute of Informatics
Section
Digital Content and Media Sciences Research Division
Job title
Professor, Research Division Director; Director of Information Technology Center
Degree
Dr.Eng.
Other affiliation
Department of InformaticsSchool of Multidisciplinary SciencesThe Graduate University for Advanced Studies (SOKENDAI)

Profile

My research interests are:
- Enhancing Web information access through Web retrieval,
Web page classification, Web user analysis, and so on;
- Full text database retrieval technique; etc.
I am also interested in research and development of scholarly
information service systems such as an electronic journal and
a scholarly article navigator.

Research Areas

 
 

Papers

 
Manabu Okumura, Tetsuya Motegi, Tetsuro Kobayashi, Keizo Oyama, Takahisa Suzuki
Proceedings of 2012 45th Hawaii International Conference on System Sciences (HICSS-45)   hicss(minitrack) 1785-1789   Jan 2012   [Refereed]
Etsuro Fujita, Keizo Oyama
Proceedings of the Seventh Asia Information Retrieval Societies Conference (AIRS2011)   (poster) 293-302   Dec 2011   [Refereed]
Hao Han, Peng Gao and Keizo Oyama
Proceedings of 2011 IEEE International Conference on Information Reuse and Integration (IRI2011)   193-199   Aug 2011   [Refereed]
Yuxin Wang, Keizo Oyama
IPSJ Trans. Database   2(2) 29-43   Jun 2009   [Refereed]
Yuxin WANG, Keizo OYAMA
Progress in Informatics   (6) 27-39   Mar 2009   [Refereed]
Web Page Classification exploiting Surrounding Pages with Noisy Page Filtering
Yuxin Wang, Keizo Oyama
Proceedings of the 2008 International Conference on Data Mining (DMIN2008), Las Vegas, Nevada, USA, July 14-17, 2008   626-632   Jul 2008   [Refereed]
Yuxin Wang, Keizo Oyama
Proc. Joint 9th Asia-Pacific Web Conference (APWeb 2007) and 8th International Conference on Web-Age Information Management (WAIM 2007), HuangShan, China, June 16-18, 2007, LNCS 4505   95-107   Jun 2007   [Refereed]
Web Page Classification Considering Page Group Structure for Building a High-Quality Homepage Collection (short paper)
Yuxin Wang, Keizo Oyama
Proc. Third International Conference on Web Information Systems and Technologies (WEBIST 2007), Barcelona, Spain, March 3-6, 2007   WIA 170-175   Mar 2007   [Refereed]
Wang Yuxin, Oyama Keizo
IPSJ SIG Technical Reports   2006(118) 61-74   Nov 2006
Wang Yuxin, Oyama Keizo
Digital Library   (31) 22-35   Nov 2006
Yuxin Wang, Keizo Oyama
Proc. 9th International Conference on Asian Digital Libraries (ICADL2006), Kyoto, Japan, November 27-30, 2006, LNCS, Vol. 4312/2006   515-518   Nov 2006   [Refereed]
Masao Takaku, Keizo Oyama, and Akiko Aizawa
Proc. Asia Information Retrieval Symposium (AIRS) 2006, Singapore, Singapore, October 16-18, 2006, LNCS, Vol. 4182 /2006   625-632   Oct 2006   [Refereed]
Yuxin Wang, Keizo Oyama
IPSJ Trans. Database   47(SIG 8) 11-23   Jun 2006   [Refereed]
Overview of the NTCIR-5 WEB Navigational Retrieval Subtask 2 (Navi-2)
Keizo Oyama, Masao Takaku, Haruko Ishikawa, Akiko Aizawa and Hayato Yamana
Proc. the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies, December 6-9, 2005, Tokyo, Japan   423-442   Dec 2005
Yuxin Wang, Keizo Oyama
Proc. 8th International Conference on Asian Digital Libraries, ICADL 2005, Bangkok, Thailand, December 12-15, 2005, LNCS, Vol. 3815/2005   473-474   Dec 2005   [Refereed]
Combining Page Group Structure and Content for Roughly Filtering Researchers' Homepages with High Recall
Yuxin Wang, Keizo Oyama
Proc. Symposium on Database and Web Information Systems (DBWeb2005), Tokyo, November 21-22, 2005   189-196   Nov 2005
Enhancing the Electronic Library System through the Integration of Heterogeneous Data Sources
H.Gotoda, K.Oyama, J.Adachi
Proc. International Advanced Digital Library Conference in Nagoya (IADLC 2005), 2005   109-115   Aug 2005   [Invited]
Keizo Oyama, Haruko Ishikawa, Koji Eguchi and Akiko Aizawa
Proc. International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), Tokyo, April 8-9, 2005   157-162   Apr 2005   [Refereed]
Akiko Aizawa and Keizo Oyama
Proc. International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), Tokyo, April 8-9, 2005   30-39   Apr 2005   [Refereed]
Keizo Oyama, Haruko Ishikawa, Koji Eguchi and Akiko Aizawa
Progress in Informatics   (1) 59-73   Mar 2005   [Refereed]

Misc

 
TOKIZANE Soichi, IZUI Go, KONDO Yuji, TSURUGAI Kazuki, MIKAMI Osamu, NOZAWA Koichi, HORIUCHI Kazuhiko, OYAMA Keizo, IEIRI Chiaki, KOMIYAMA Tsunetoshi, INADA Takashi, TAKENAKA Yoshiro, KUROMI Hidetoshi, KAMEI Kenji, KUSUNOKI Kenichi, NAKANISHI Hidehiko, HAYASHI Kazuhiro, SATO Hiroshi
Joho Kanri (Journal of Information processing and Management)   54(9) 555-567   Dec 2011
Oyama Keizo
NACSIS Newsletter   3    Aug 1990
Oyama Keizo
NACSIS Newsletter   8 3-5   Jun 1993
Koji Eguchi, Keizo Oyama, Emi Ishida, Noriko Kando, and Kazuko Kuriyama
NII Technical Report   (NII-2003-002E)    Jan 2003
Masao Takaku, Keizo Oyama, Akiko Aizawa, Haruko Ishikawa, Kengo Minamide, Shin Kato, Hayato Yamana, and Junya Hayashi
NII Technical Report   (NII-2006-012E)    Sep 2006

Conferences

 
Information Linkage and Its Application: Utilization of Large-Scale Academic Databases for Entity Identification (Invited Poster)
Akiko Aizawa, Masao Takaku, Keizo Oyama, and Jun Adachi
DBWeb   Nov 2006   
A Method for Creating a High Quality Collection of Researchers' Homepages from the Web
Yuxin Wang and Keizo Oyama
Proc. Data Engineering Workshop 2005 (DEWS2005), 5C-i10   Feb 2005   
NTCIR: NACSIS Test Collection Project [Poster]
Kando, N., Koyama, T., Oyama, K., Kageura, K., Yoshioka, M., Nozue, T., Matsumura, A., Kuriyama, K.
The 20th Annual Colloquium of the British Computer Society Information Retrieval Specialist Group. Autrans, France, March 25-27, 1998   Mar 1998