Xinpeng Zhang, Yasuhito Asano, and Masatoshi Yoshikawa, “Visualized Elucidations of Ranking by Exploiting Object Relations,” Third International Workshop on Ranking in Databases (DBRank 2009), Shanghai, China, March 29, 2009.
Junpei Kawamoto and Masatoshi Yoshikawa, “Security of Social Information from Query Analysis in DaaS,” The Second International Workshop on Privacy and Anonymity in the Information Society (PAIS'09), Saint-Petersburg, Russia, March 22, 2009.
Akira Takahashi, Masashi Tatedoko, Hiroko Kinutani, and Masatoshi Yoshikawa, “Metadata Management for Integration and Analysis of Earth Observation Data,” The 3rd International Conference on Ubiquitous Information Management and Communication (ICUIMC 2009), Suwon, Korea, January 15-16, 2009.
Akira Takahashi, Hiroko Kinutani, and Masatoshi Yoshikawa, “Conceptual Data Modeling for Integration of Earth Observation Data,” International Symposium: Fifty Years after IGY - Modern Information Technologies and Earth and Solar Sciences -, Ibaraki, Japan, November 10-13, 2008.
Mizuho Iwaihara, Kohei Murakami, Gail-Joon Ahn, and Masatoshi Yoshikawa, “Risk Evaluation for Personal Identity Management Based on Privacy Attribute Ontology,” 27th International Conference on Conceptual Modeling (ER2008), LNCS 5231, pp. 183-198, Barcelona, Spain, Oct 2008.
Seiichi Kondo, Mizuho Iwaihara, Masatoshi Yoshikawa, and Masashi Torato, “Extending RBAC for Large Enterprises and its Quantitative Risk Evaluation,” The 8th IFIP Conference on e-Business, e-Services, and e-Society (I3E 2008), Tokyo, pp. 99-112, Sep 2008 (best paper award).
Qiang Ma and Masatoshi Yoshikawa, “Ranking People Based on Metadata Analysis of Search Results”, LNCS 5176, Web Information Systems Engineering -WISE 2008 Workshops (E-BAG2008), pp. 48-60, Auckland, New Zealand, Sep 2008.
Takeharu Eda, Masatoshi Yoshikawa, and Masashi Yamamuro, “Locally Expandable Allocation of Folksonomy Tags in a Directed Acyclic Graph,” the Ninth International Conference on Web Information Systems Engineering(WISE'08), Auckland, New Zealand, Sep 2008.
Yumi Yonei, Mizuho Iwaihara, and Masatoshi Yoshikawa, “Person Retrieval on XML Documents by Coreference Analysis Utilizing Structural Features,” in Proc. 19h Int. Conf. Database and Expert Systems Applications (DEXA2008), Lecture Note in Computer Science 5181, pp. 552-565, Turin, Sep. 2008.
Junpei Kawamoto, Qiang Ma, and Masatoshi Yoshikawa, “Reducing Data Decryption Cost by Broadcast Encryption and Account Assignment for Web Applications,” the Ninth International Conference on Web-Age Information Management(WAIM'08), Zhangjiajie, China, July 20-22, 2008.
Yasuhito Asano, Yuya Miyawaki, and Takao Nishizeki, “Efficient Compression of Web Graphs,” the 14th Annual International Computing and Combinatorics Conference (COCOON'08), LNCS 5092, pp. 1-11, Dalien, China, June, 2008.
Xinpeng Zhang and Masatoshi Yoshikawa, “Querying RDF Data using Dynamic Concise Bounded Description,” Intenational Workshop on Information-explosion and Next Generation Search (INGS 2008), Shenyang, China, April 26, 2008.
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), Shenyang, China, April 26, 2008.
Takashi Menjo and Masatoshi Yoshikawa, “Trend Prediction in Social Bookmark Service Using Time Series of Bookmarks,” WWW2008 Workshop on Social Web Search and Mining(SWSM2008), Beijing, China, April 22, 2008.