Researcher Information - OOHARA Kouzou |

（Last updated : 2026-04-02 19:08:07）

OOHARA Kouzou

Department / Course

Aoyama Gakuin University College of Science and Engineering Department of Integrated Information Technology

Job Professor

Specialization and related fields
Intelligent informatics, Perceptual information processing, Web informatics and service informatics

Business career
1.	2009/04/01 ～ 2017/03/31	Associate Professor Aoyama Gakuin University College of Science and Engineering Department of Integrated Information Technology
2.	2017/04/01 ～	Professor Aoyama Gakuin University College of Science and Engineering Department of Integrated Information Technology

Belonging society
1.	1994/01 ～	Information Processing Society of Japan
2.	1995/04 ～	The Japanese Society for Artificial Intelligence
3.	1998/01 ～	IEEE
4.	1999/05 ～	AAAI
5.	2000/10 ～	The Institute of Electronics, Information and Communication Engineers

Winning science prize
1.	2014/10	Best Research Paper Award, The 2014 International Conferene on Data Science and Advanced Analytics
2.	2016/08	Best Research Paper , The 14th Pacific Rim International Conference on Artificial Intelligence

Official position and committee in Univ.
1.	2021/04/01 ～ 2023/03/31	Aoyama Gakuin University Associate Director, Institute of Information and Media
2.	2023/04/01 ～ 2025/03/31	Aoyama Gakuin University Associate Director, Institute of Information and Media
3.	2026/04/01 ～ 2028/03/31	Aoyama Gakuin University
4.	2026/04/01 ～ 2027/03/31	Aoyama Gakuin University Director, Institute of Information and Media

Research topic, funded research, and department laboratory expense
1.	～	Pattern discovery from graph structured data Individual Research
2.	～	Analyzing big data and its application Individual Research
3.	～	Personalization-based knowledge acquisition and its application Individual Research
4.	～	Social networks analysis Domestic Joint Research

Book and thesis
1.	Books	「Pruning Strategies Based on the Upper Bound of Information Gain for Discriminative Subgraph Mining」『Knowledge Acquisition: Approaches, Algorithms and Applications, Pacific Rim Knowledge Acquisition Workshop, PKAW 2008, Hanoi, Vietnam, December 15-16, 2008, Revised Selected Papers』(D. Richards and B. H. Kang Ed.),pp.50-60 2009/06
2.	Books	「Apriori」『Top 10 Algorithms in Data Mining』(X. Wu and V. Kumar Ed.),pp.61-92 2009/04
3.	Books	「Analysis of Hepatitis Dataset by Decision Tree Based on Graph-Based Induction」『New Frontiers in Artificial Intelligence, JSAI 2003 and JSAI 2004 Conferences and Workshops, Niigata, Japan, June 23-27, 2003 and Kanazawa, Japan, May 31 - June 4, 2004, Revised Selected Papers』（A. Sakurai, K. Hasida, and K. Nitta Ed.） Lecture Note in Artificial Intelligence, Springer-Verlag,pp.5-28 2007/04
4.	Books	「Constructing Decision Trees Based On Chunkingless Graph-Based Induction」『Mining Graph Data』（L. B. Holder and D. J. Cook Ed.）,pp.203-226 2006/11
5.	Books	「Extracting Diagnostic Knowledge from Hepatitis Dataset by Decision Tree Graph-Based Induction」『Active Mining: Second International Workshop, AM 2003, Maebashi, Japan, October 2003. Revised Selected Papers』（S. Tsumoto, T. Yamaguchi, M. Numao and H. Motoda Ed.）,pp.126-151 2005/08
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