[English]/[Japanese]

Kazuhiro Kazama

Professor, Ph.D.

Network Informatics Major,
Faculty of Systems Engineering,
Wakayama University

Mailing Address:
930 Sakaedani, Wakayama-shi, Wakayama, JAPAN 640-8510

E-mail:

Research Areas

Publications

Journal Papers

  1. Akihiro Koide, Kazumi Saito, Kazuhiro Kazama, and Fujio Toriumi: "Study of Twitter's Follow Mechanism Based on Network Analysis," IPSJ Transactions on MPS, 2013. (in Japanese)
  2. Takayasu Fushimi, Kazumi Saito, and Kazuhiro Kazama: "An Analysis of the Relation between Functional Community and Network Motif Based on Link Directions," IPSJ Transactions on MPS, 2013. (in Japanese)
  3. Kosuke Shinoda, Takeshi Sakaki, Fujio Toriumi, Kazuhiro Kazama, Satoshi Kurihara, Itsuki Noda, and Yutaka Matsuo: "How Did We Used Twitter, How Communicate in Twitter at Catastrophic Earthquake in Japan," Journal of Japan Society for Fuzzy Theory and Intelligent Informatics, Vol. 25, No. 1, pp.598 - 608, 2013. (in Japanese) [PDF]
  4. Takayasu Fushimi, Kazumi Saito, and Kazuhiro Kazama: "Community Extraction Method Based on Nodes' Function from Different Viewpoints," DBSJ Journal, Vol.11, No.3, pp.27 - 32, 2013. (in Japanese) [PDF]
  5. Akihiro Koide, Kazumi Saito, Kazuhiro Kazama, and Fujio Toriumi: "Characteristics Analysis of Multi Graphs Focused on Co-link Structure," DBSJ Journal, Vol.11, No.2, pp.13 - 18, 2012. (in Japanese) [PDF]
  6. Takayasu Fushimi, Kazumi Saito, and Kazuhiro Kazama: "Comparison of Community Extraction Method Based on Functionality Equivalence," IPSJ Transactions on Databases, Vol.5, No.3, pp. 26 - 35, 2012. (in Japanese)
  7. Takayasu Fushimi, Kazumi Saito, and Kazuhiro Kazama: "Extracting Functional Communities in Networks," DBSJ Journal, Vol.10, No.3, pp. 13 - 18, 2012. (in Japanese) [PDF]
  8. Kazuhiro Kazama: "Distribution Pattern Analysis of Associated Geographical Names on Transportation Network," Journal of JSAI, Vol. 27, No. 2, pp.34 - 39, 2012. (in Japanese)
  9. Kazuhiro Kazama, Miyuki Imada, and Keiichiro Kashiwagi: "Characteristics of Information Diffusion in Blogs, in Relation to Information Source Type," Neurocomputing, Vol. 76, pp. 84 - 92, doi:10.1016/j.neucom.2011.04.036, 2011.
  10. Kazuhiro Kazama, Miyuki Imada, and Keiichiro Kashiwagi: "Quantification Method of Information Diffusion Properties," Journals of JSSST, Vol. 28, No. 1, pp.162 - 172, 2011. (in Japanese)
  11. Kazuhiro Kazama, Miyuki Imada, and Keiichiro Kashiwagi: "Multi-faceted Ranking of Information Sources Using Information Diffusion Properties in Blogspace," IPSJ Transactions on Databases, Vol. 3, No.2, pp. 102 - 110, 2010. (in Japanese)
  12. Kazuhiro Kazama, Miyuki Imada, and Keiichiro Kashiwagi: "Quantification of Information Diffusion Network Characteristics in Blogspace," Journal of JSAI, Vol. 25, No. 3, pp.404 - 409, 2010. (in Japanese)
  13. Kazumi Saito, Takeshi Yamada, Kazuhiro Kazama: "Extracting Communities from Complex Networks by the k-dense Method," IEICE TRANSACTIONS on Information and Systems, Vol. E91-A, No. 11, pp. 3304 - 3311, 2008.
  14. Kazuhiro Kazama, Shin-ya Sato, Kazumi Saito, and Takeshi Yamada: "Extraction of Overlapping Community Structures from Human Relationships," Journals of JSSST, Vol. 24, No. 1, pp. 81 - 90, 2007. (in Japanese) [PDF]
  15. Susumu Shimizu, Kazuhiro Kazama, Toshio Hirotsu, and Shigeki Goto: "A New Method for High Speed Packet Capturing with Compression," IPSJ Transactions on Advanced Computing Systems, Vol. 47, No. SIG7(ACS14), pp. 183 - 193, 2006. (in Japanese)
  16. Kazuhiro Kazama, Shin-ya Sato, Kazumi Sato, and Masahiro Kimura: "Analyzing SEO Communities Using Trackback Networks," Journals of IPSJ, Vol. 47, No. 3, pp. 840 - 849, 2006. (in Japanese)
  17. Shin-ya Sato, Kazuhiro Kazama, Kensuke Fukuda, Ken-ichiro Murakami: "On the Structural Characteristics of Document Networks Based on Sharing of Terms," Journals of IPSJ, Vol. 47, No. 3, pp. 829 - 839, 2006. (in Japanese)
  18. Kazuhiro Kazama, Shin-ya Sato, Kensuke Fukuda, Ken-ichiro Murakami, Hiroshi Kawakami, Osamu Katai : "A Method of Information Navigation by Human Relationships on the Web," IPSJ Transactions on Databases, Vol. 46, No. SIG 13 (TOD27), pp. 26 - 39, 2005. (in Japanese)
  19. Shin-ya Sato, Kazuhiro Kazama, Kensuke Fukuda, Ken-ichiro Murakami: "Distinguishing between People on the Web with the Same First and Last Name by Real-world Oriented Web Mining," IPSJ Transactions on Databases, Vol. 46, No. SIG 8 (TOD26), pp. 26 - 36, 2005. (in Japanese)
  20. Shin-ya Sato, Kazuhiro Kazama, Kensuke Fukuda, Ken-ichiro Murakami: "The Concept of Real-World Oriented Web Mining and its Application to the Task of Distinguishing between People on the Web with the Same First and Last Name," DBSJ Letters, Vol.3, No. 4, pp. 21 - 24, 2005. (in Japanese) [PDF]
  21. Hiroshi Koyama, Kazuhiro Kazama, Takashi Okamoto, and Takehiko Yokota: Construction and Operation of Distributed Cooperative Translation Support System(System Development and Management Technologies, Journals of IPSJ, Vol. 46, No. 4, pp. 974 - 984, 2005. (in Japanese)
  22. Kazuhiro Kazama, Masanori Harada, and Shin-ya Sato: "Automated Method for Web Directory Expansion," IPSJ Transactions on Databases, Vol. 45, No. SIG 7 (TOD22), pp.218 - 229, 2004. (in Japanese)
  23. Shin-ya Sato, Masanori Harada, and Kazuhiro Kazama: "Information Discovery with the Query Network," IPSJ Transactions on Databases, Vol. 45, No. SIG 7 (TOD22), pp. 1 - 10, 2004. (in Japanese)
  24. Shin-ya Sato, Masanori Harada, and Kazuhiro Kazama: "Information Discovery based on Structural Characteristics and Growth of the Query Network," DBSJ Letters, Vol. 2, No. 4, pp. 11 - 14, 2004. (in Japanese) [PDF]
  25. Shin-ya Sato, Masanori Harada, and Kazuhiro Kazama: "Autonomous Development of Relationships among Web Servers for Facilitating Information Utilization," The Transactions of the IEICE, Vol. J86-D-I, No. 8, pp. 583 - 591, 2003. (in Japanese)
  26. Kazuhiro Kazama, Masanori Harada, and Shin-ya Sato : "Evaluation of Multi-Level Grouping Scheme for the Search Results that A Search Engine Generates," Journals of JSSST, Vol.17, No.4, pp. 58 - 69, 2000. (in Japanese) [PDF]
  27. Kazuhiro Kazama, Shin-ya Sato, Susumu Shimizu, and Takashi Kambayashi: "HTML Document Correlation Analysis by User's Behavior in World Wide Web Navigation," Journals of IPSJ, Vol. 40, No. 5, pp. 2450 - 2459, 1999. (in Japanese)
  28. Shin-ya Sato, Kazuhiro Kazama, Susumu Shimizu, and Takashi Kambayashi: "Numerical Characterization of Information Producers and Consumers by WWW Traffic Analyses," Journals of IPSJ, Vol. 40, No. 7,pp. 2851 - 2860, 1999. (in Japanese)

Conference Papers

  1. Takeshi Sakaki, Fujio Toriumi, Kosuke Shinoda, Kazuhiro Kazama, Satoshi Kurihara and Itsuki Noda: "Regional Analysis of User Interactions on Social Media in Times of Disaster," In Proceedings of the 22nd International World Wide Web Conference (WWW 2013), Poster, 2013.
  2. Fujio Toriumi, Takeshi Sakaki, Kosuke Shinoda, Kazuhiro Kazama, Satoshi Kurihara and Itsuki Noda: "Information Sharing on Twitter During the 2011 Catastrophic Earthquake," In Proceedings of the 2nd International Workshop on Social Web for Disaster Management (SWDM 2013), 2013.
  3. Satoshi Kurihara, Yoshiyuki Okada, Takeshi Sakaki, Fujio Toriumi, Kosuke Shinoda, Kazuhiro Kazama, and Itsuki Noda, Masuyuki Numao: "SIR-Extended Information Diffusion Model of False Rumor and its Prevention Strategy for Twitter," In Proceedings of the 5th International Workshop on Emergent Intelligence on Networked Agents (WEIN 2013), 2013.
  4. Takayasu Fushimi, Kazumi Saito, and Kazuhiro Kazama: "Extracting Communities in Networks based on Functional Properties of Nodes," In Proceedings of the 2012 Pacific Rim Knowledge Acquisition Workshop (PKAW 2012), 2012.
  5. Kazuhiro Kazama: "Analyzing Related Real and Virtual Networks of Geographical Names Using Query Logs," In Proceedings of the 2nd Workshop on Web Search Click Data (WSCD 2012), 2012. [PDF]
  6. Kazuhiro Kazama, Miyuki Imada, and Keiichiro Kashiwagi: "Characteristics Estimation of Information Sources by Information Diffusion Analysis," In Proceedings of the 2010 IEEE/WIC/ACM International Conference on Web Intelligence (WI 2010), pp. 484 - 491, 2010.
  7. Kazuhiro Kazama, and Miyuki Imada: "Estimating Information Flow Network among Digital Documents," In Proceedings of the 2nd International Workshop on Emergent Intelligence on Networked Agents (WEIN'07), pp. 45 - 56, 2007.
  8. Kazumi Saito, Takeshi Yamada, and Kazuhiro Kazama: "Extracting Communities from Complex Networks by the k-dense Method," In Proceedings of the Data Mining Workshops on Mining Complex Data (MCD 2006), pp. 300 - 304, 2006.
  9. Takeshi Yamada, Kazumi Saito, and Kazuhiro Kazama: "Network Analyses to Understand the Structure of Wikipedia," In Proceedings of the Adaptation in Artificial and Biological Systems (AISB 2006), Volume 3, pp. 195 - 198, 2006.
  10. Masahiro Kimura, Kazumi Saito, Kazuhiro Kazama, and Shin-ya Sato: "Detecting Search Engine Spam from a Trackback Network in Blogspace," In R. Khosla, R. J. Howlett and L. C. Jain (Eds.), Knowledge-Based Intelligent Information and Engineering Systems (KES 2005), Lecture Notes in Artificial Intelligence, Vol.3684, Part IV, Springer, pp. 745 - 751, ISBN: 978-3-540-28897-8, 2005.
  11. Kazuhiro Kazama, Shin-ya Sato, Kensuke Fukuda, Ken-ichiro Murakami, Hiroshi Kawakami, and Osamu Katai: "Evaluation of Using Human Relationships on the Web as Information Navigation Paths," In Takashi Washio, Akito Sakurai, Katsuto Nakajima Hideaki Takeda, Satoshi Tojo and Makoto Yokoo (Eds.), Joint JSAI 2005 Workshop Post-Proceedings, Lecture Notes in Artificial Intelligence, pp. 302 - 313, ISBN: 3-540-35470-0, Springer, 2005.
  12. Shin-ya Sato, Kensuke Fukuda, Kazuhiro Kazama, and Ken-ichiro Murakami: "Preliminary Results on Describing and Interpreting Context by Network Structure," In Proceedings of the First International Workshop on Agent Network Dynamics and Intelligence (ANDI2005), pp. 39 - 44, 2005.
  13. Kensuke Fukuda, Shin-ya Sato, Osamu Akashi, Kazuhiro Kazama, Toshio Hirotsu, Satoshi Kurihara, and Toshiharu Sugawara: "Efficiency and Fairness of Load-distribution Based on Scale-free Property," In Proceedings of the AAAI Workshop of Link Analysis (held in conjunction with AAAI 2005), pp. 15 - 20, 2005.
  14. Kazuhiro Kazama, Shin-ya Sato, Kensuke Fukuda, Hiroshi Kawakami, and Osamu Katai: "Web Community Discovery Using Personal Names," In Proceedings of International Workshop on Challenges in Web Information Retrieval and Integration (WIRI 2005), pp. 113 - 121, ISBN 0-7695-2414-1, IEEE Computer Society, 2005.
  15. Masanori Harada, Shin-ya Sato, and Kazuhiro Kazama: "Finding Authoritative People from the Web," In Proceedings of the Forth ACM/IEEE-CS Joint Conference on Digital Libraries (JCDL2004), pp. 306 - 313, ISBN: 1-58113-832-6, 2004.
Kazuhiro Kazama