※ 前職のNTT研究所で発表した出版物

査読付論文・RFC

  1. Takeshi Kurashima, Tomoharu Iwata, Go Irie, Ko Fujimura, "Travel Route Recommendation Using Geotagged Photos," Knowledge and Information Systems (KAIS) journal, Springer-Verlag, Volume 37, Issue 1, pp.37-60, 2013.

  2. 倉島健, 岩田具治, 星出高秀, 高屋典子, 藤村 考, "行動範囲と興味の同時推定モデルによる行動推薦手法," 情報処理学会論文誌データベース(TOD), 情報処理学会, TOD57, Vol. 6, No. 2, pp.30-41, 2013.

  3. 西田京介, 星出高秀, 藤村考, 内山匡, "階層的オートタギング技術とその応用," 情報処理学会論文誌データベース(TOD), 情報処理学会, Vol.6, No.1, pp.29-40, January 2013.

  4. 内山俊郎, 江田毅晴, 田邊勝義, 藤村考, "競合学習を用いた情報理論的クラスタリング,"電子情報通信学会論文誌D, Vol.J95-D, No.8, pp.1633-1643, August 2012.

  5. Makoto Nakatsuji, Akimichi Tanaka, Toshio Uchiyama, and Ko Fujimura, "Extracting Communities of Interest for Semantics-Based Graph Searches," IEICE TRANSACTIONS on Information and Systems, Vol.E95-D, No.4, pp.932-941, April 2012.

  6. 坂井俊之, 藤村考, "ブログに記述された不満表現からの潜在ニーズの発見," 情報処理学会論文誌, Vol.52, No.12, pp.3806-3816, December 2011.

  7. 西田京介, 坂野遼平, 藤村考, 星出高秀, "データ圧縮によるツイート話題分類," 日本データベース学会論文誌, Vol.10, No.1, pp.1-6, June 2011.

  8. 宮田章裕, 塩原寿子, 藤村考, "マーカーレス拡張書籍のための2次元文字ブロック検索手法," 情報処理学会論文誌, Vol.52, No.4, pp.1438-1452, April 2011.

  9. 甲谷優, 岩田具治, 藤村考, "複数人によるアカウントの共有を考慮したトピックモデルに基づく協調フィルタリング," 日本データベース学会論文誌, Vol.9, No.3, pp.7-12, February 2011.

  10. 甲谷優, 岩田具治, 塩原寿子, 藤村考, "QAコミュニティにおける複数情報源を用いた効果的な質問推薦," 情報処理学会論文誌 データベース(TOD), Vol.3, No.4, pp.34-47, December 2010.

  11. 西田京介, 藤村考, "階層的オートタギングによるQ&Aコミュニティの知識整理," 日本データベース学会論文誌, Vol. 9, No. 1, pp.47-52, June 2010.

  12. 宮田章裕, 川島晴美, 藤村考, 奧雅博, "コメント・トラックバック分析に基づくブログ記事の影響度判定," 電子情報通信学会論文誌, Vol. J93-D, No.6, pp.756-766, June 2010.

  13. 甲谷優, 川島晴美, 藤村考, "QAコミュニティの成長パターンに基づく回答者への質問推薦," 日本データベース学会論文誌, Vol.8, No.1, pp.89-94, June 2009.

  14. 倉島健, 藤村考, 奥田英範, "大規模テキストからの経験マイニング",電子情報通信学会論文誌, Vol.J92-D, No.3, pp.301-310, March 2009.

  15. 松林達史, 山田武士, 藤村滋, 藤村考, "固有楕円ポテンシャルを用いたラベル付きグラフ可視化の座標計算," 情報処理学会トランザクション, TOM21, Vol.1, No.1, pp.88-101, September 2008.

  16. 甲谷優,川島晴美,藤村考, 奧雅博, "QAサイトにおける質問応答グラフの成長パターン分析", 日本データベース学会論文誌 Vol.7, No.3, pp.61-66, December 2008.

  17. 戸田浩之,藤村考,井上孝史,廣嶋伸章,杉崎正之,片岡良治,奧雅博,"目的指向型ブログ検索システム BLOGRANGERの提案およびユーザ評価",情報処理学会論文誌:データベース, Vol.48, No.SIG14(TOD35), pp.132-151, September 2007.

  18. 藤村滋, 藤村考, 片岡良治, "Blogのタグ間類似度のスコアリング," 日本データベース学会Letters, Vol.5, No.4, pp.33-36, March 2007.

  19. 戸田浩之, 北川博之, 藤村考, 片岡良治, 奥雅博, "グラフ分析を利用した文書集合からの話題構造マイニング," 電子情報通信学会論文誌, Vol.J90-D, No.2, pp.292-310, February 2007.

  20. Masayuki Terada, Ko Fujimura, "Voucher Trading System Application Programming Interface (VTS-API)," IETF RFC 4154, September 2005.

  21. Ko Fujimura, Masayuki Terada, Donald E. Eastlake 3rd, "XML Voucher: Generic Voucher Language," IETF RFC 4153, September 2005.

  22. Ko Fujimura, Naoto Tanimoto, "The EigenRumor Algorithm for Calculating Contributions in Cyberspace Communities," R. Falcone et al. (Eds.): Trusting Agents, Springer-Verlag, LNAI 3577, pp.59-74, May 2005.

  23. Ko Fujimura, Donald E. Eastlake 3rd, "Requirements and Design for Voucher Trading System (VTS)," IETF RFC 3506, March 2003.

  24. 寺田雅之,花舘蔵之,藤村考,関根純, "電子権利流通基盤のための汎用的な原本性保証方式," 情報処理学会論文誌, Vol.42, No.8, pp.2017-2029, August 2001.

  25. 藤村考, 栗原正仁, 加地郁夫, "ゴール群に基づく並列論理型言語の情報資源管理方式," 情報処理学会論文誌, Vol.29, No.10, October 1988.

  26. 藤村考, 栗原正仁, 加地郁夫, "LISP上のGHCコンパイラ," 情報処理学会論文誌, Vol.28, No.7, July 1987.

査読付国際会議プロシーディングス

    1. Takeshi Kurashima, Tomoharu Iwata, Takahide Hoshide, Noriko Takaya, Ko Fujimura, "Geo topic model: joint modeling of user's activity area and interests for location recommendation," ACM WSDM, pp.375-384, February 2013.

    2. Kyosuke Nishida, Takahide Hoshide, and Ko Fujimura, "Improving tweet stream classification by detecting changes in word probability," in Proceedings of the ACM SIGIR Conference (SIGIR 2012), pp.971-980, August 2012.

    3. Kyosuke Nishida, Ryohei Banno, Ko Fujimura, and Takahide Hoshide, "Tweet Classification by Data Compression," International Workshop on Detecting and Exploiting Cultural Diversity on the Social Web (DETECT 2011), published in the CIKM 2011 workshop proceedings, Glasgow, UK, pp. 29-34, October 2011.

    4. Makoto Nakatsuji, Yasuhiro Fujiwara, Toshio Uchiyama, and Ko Fujimura, "User Similarity from Linked Taxonomies: Subjective Assessments of Items", in Proceedings of the Twenty-Second International Joint Conference on Artificial Intelligence (IJCAII 2011), pp. 2305-2311, Barcelona, Spain, July 2011.

    5. Akihiro Miyata and Ko Fujimura, "Document Area Identification for Extending Books without Markers", The ACM CHI Conference on Human Factors in Computing Systems (CHI 2011), pp.3189-3198, Vancouver, Canada, May 2011.
    6. Yutaka Kabutoya, Kyosuke Nishida, and Ko Fujimura, "Dynamic Network Motifs: Evolutionary Patterns of Substructures in Complex Networks", The 13th Asia-pacific Conference on Web (APWeb2011),  Springer, LNCS 6612, Beijing, China,pp. 313-320, April 2011.

    7. Yutaka Kabutoya, Tomoharu Iwata, and Ko Fujimura, "Modeling Multiple Users' Purchase over a Single Account for Collaborative Filtering," in Proceedings of the 11th International Conference on Web Information System Engineering (WISE 2010), Springer, LNCS 6488, Hong Kong, China, pp. 328-341, December 2010.

    8. Takeshi Kurashima, Ko Fujimura, Tomoharu Iwata, and Go Irie, "Travel Route Recommendation using Geotags in Photo Sharing Sites," in Proceedings of the 19th ACM International Conference on Information and Knowledge Management (CIKM 2010), Toronto, Canada, pp. 579-588, October 2010.

    9. Makoto Nakatsuji, Yasuhiro Fujiwara, Akimichi Tanaka, Toshio Uchiyama, Ko Fujimura and Toru Ishida, "Classical Music for Rock Fans?: Novel Recommendations for Expanding User Interests," in Proceedings of the 19th ACM International Conference on Information and Knowledge Management (CIKM 2010), Toronto, Canada, pp. 949-958, October 2010.

    10. Kyosuke Nishida and Ko Fujimura, "Hierarchical Auto-Tagging: Organizing Q&A Knowledge for Everyone," in Proceedings of the 19th ACM International Conference on Information and Knowledge Management (CIKM 2010), Toronto, Canada, pp. 1657-1660, October 2010.

    11. Yutaka Kabutoya, Tomoharu Iwata, Hisako Shiohara, Ko Fujimura, "Effective Question Recommendation Based on Multiple Features for Question Answering Communities, "Proceedings of 4th Int'l AAAI Conference on Weblogs and Social Media (ICWSM-10), May 2010.

    12. Takeshi Kurashima, Ko Fujimura, and Hidenori Okuda, "Discovering Association Rules on Experiences from Large-Scale Blog Entries," Advances in Information Retrieval, 31th European Conference on IR Research (ECIR2009), Springer, LNCS 5478, pp.546-553, April 2009.

    13. Ko Fujimura, Shigeru Fujimura, Tatsushi Matsubayashi, Takeshi Yamada, and Hidenori Okuda, "Topigraphy: visualization for large-scale tag clouds," In Proceeding of the 17th international Conference on World Wide Web, (WWW2008), Poster, pp. 1087-1088. Best Poster Award May 2008.

    14. Hiroyuki Toda, Hiroyuki Kitagawa, Ko Fujimura, Ryoji Kataoka, "Topic Structure Mining using Temporal Co-occurrence," Proc. 2nd International Conference on Ubiquitous Information Management and Communication (ICUIMC2008), pp 253-258, Suwon, Korea, Jan. 2008.

    15. Shigeru Fujimura , Ko Fujimura , Hidenori Okuda, "Blogosonomy: Autotagging Any Text Using Bloggers' Knowledge," Proceedings of the IEEE/WIC/ACM International Conference on Web Intelligence, pp.205-212, November 2007.

    16. Hiroyuki Toda, Ko Fujimura, Ryoji Kataoka, and Hiroyuki Kitagawa, "Topic Structure Mining using PageRank without Hyperlinks," Proc. 9th International Conference on Asian Digital Libraries (ICADL 2006), Springer-Verlag, LNCS 4312, pp 151-162, Kyoto, Japan, November 2006.

    17. Ko Fujimura, Hiroyuki Toda, Takafumi Inoue, Nobuaki Hiroshima, Ryoji Kataoka, Masayuki Sugizaki, "BLOGRANGER - A Multi-faceted Blog Search Engine," Proc. 3rd Annual Workshop on the Weblogging Ecosystem: Aggregation, Analysis and Dynamics (WWE2006), Edinburgh, UK, May 2006.

    18. Ko Fujimura, Takafumi Inoue, Masayuki Sugisaki, "The EigenRumor Algorithm for Ranking Blogs," In Proceedings of the WWW 2005 2nd Annual Workshop on the Weblogging Ecosystem: Aggregation, Analysis and Dynamics, May 2005.

    19. Masayuki Hanadate, Masayuki Terada, Shinji Nagao, Toshiyuki Miyazawa, Yukiko Yosuke, Seiji Tomita, and Ko Fujimura, "P2P digital value fair trading system using smart cards," 2nd International Conference on Security in Pervasive Computing, 2005.

    20. Masayuki Terada, Masayuki Hanadate, and Ko Fujimura, "An Optimistic Fair Exchange Protocol for Trading Electronic Rights," In Proceedings of 6th Smart Card Research and Advanced Application IFIP Conference (CARDIS '04), Kluwer Academic Publishers, ISBN 1-4020-8146-4, pp. 255-270, August 2004.

    21. Ko Fujimura, Naoto Tanimoto, and Makoto Iguchi, "Calculating Contribution in Cyberspace Community Using Reputation System "RuMoR"," In Proceedings of the AAMAS Workshop on Trust in Cyber-societies, pp. 40-46, July 2004.

    22. Makoto Iguchi, Masayuki Terada, Ko Fujimura, Managing Resource and Servent Reputation in P2P Networks. In Proceedings of the 37th Annual Hawaii International Conference on System Sciences (HICSS 2004), IEEE CS Press, January, 2004.

    23. Ko Fujimura, Takuo Nishihara, "Reputation rating system based on past behavior of evaluators," In Proceedings of the ACM Conference on Electronic Commerce 2003, pp. 246-247, May 2003.

    24. Makoto Iguchi, Masayuki Terada, Yoshiaki Nakamura, and Ko Fujimura, "A Voucher-Integrated Trading Model for C2B and C2C E-Commerce System Development," The 2nd IFIP Conference on e-Commerce, e-Business, and e-Government, Kluwer Academic Publishers, ISBN 1-4020-7239-2, pp. 415-429, October 2002.

    25. Makoto Iguchi, Masayuki Terada, Yoshiaki Nakamura, and Ko Fujimura, "Voucher-integrated C2B and C2C Trading Model," The Eleventh International World Wide Web Conference (WWW2002), Poster, May 2002.

    26. Ko Fujimura and Masayuki Terada, "Trading among untrusted partners via voucher trading system," The First IFIP Conference on e-commerce, e-business, and e-government, Kluwer Academic Publishers, ISBN 0-7923-7529-7, pp. 445-457, October 2001.

    27. Masayuki Terada, Hiroshi Kuno, Masayuki Hanadate, and Ko Fujimura, "Copy Prevention Scheme for Right Trading Infrastructure," 4th Smart Card Research and Advanced Application Conference (CARDIS 2000), Kluwer Academic Publishers, ISBN 0-7923-7953-5, pp. 51-70, September 2000.

    28. Ko Fujimura, Masayuki Terada, and Jun Sekine, "A World Wide Supermarket Scheme Using Rights Trading System," The International Workshop on Next Generation Internet Technologies and Application 2000, pp. 289-294, July 2000.

    29. Kazuo Matsuyama and Ko Fujimura, "Distributed Digital-Ticket Management for Rights Trading System," 1st ACM Conferences on Electronic Commerce, pp. 110-118, November 1999.

    30. Ko Fujimura, Hiroshi Kuno, Masayuki Terada, Kazuo Matsuyama, Yoshinao Mizuno, and J. Sekine, "Digital-Ticket-Controlled Digital Ticket Circulation," In Proceedings of the 8th USENIX Security Symposium, pp. 229-238, August 1999.

    31. Ko Fujimura, Yoshiaki Nakajima, and Jun Sekine, "XML Ticket: Generalized Digital Ticket Definition Language," The W3C Signed XML Workshop, April 1999.

    32. Ko Fujimura and Yoshiaki Nakajima, "General-purpose Digital Ticket Framework," In Proceedings of the 3rd USENIX Workshop on Electronic Commerce, pp. 177-186, August 1998.

    紀要・解説記事

    1. 藤村考, "コンテンツ検索のインタフェース," 画像電子学会学会誌(特集 画像電子技術年報), Vol.39, No.6, pp.807-809, 2010.

    2. 松林達史, 星出高秀, 藤村考, "Topigraphy Project," NTT技術ジャーナル, Vol.22, No.9, pp. 19-22, September 2010.

    3. 倉島健, 藤村考, 奥雅博, "比較評価情報を用いたオブジェクトのランキング手法," NTT技術ジャーナル, Vol.21, No.1, pp. 46-49, January, 2009.

    4. 宮田章裕, 川島晴美, 藤村考, "ブログ記事の反響特性分析," NTT技術ジャーナル, Vol.21, No.1, pp. 50-53, January, 2009.

    5. 藤村考, 森田哲之, 長田秀信, "コンテンツ検索のインタフェース," 画像電子学会学会誌(特集 画像電子技術年報), Vol. 37, No. 6, pp. 787-789, November 2008.

    6. 森井昌克, 水谷直樹, 藤村考, 毛利公美, "OIS研究活動20周年:研究報告からOIS研究最前線の変遷を見る," 電子情報通信学会, 情報・システムソサイエティ誌, Vol. 11, No. 2(通巻43), pp. 4-11, August 2006.

    7. 片岡良治, 戸田浩之, 植松幸生, 藤村考, 別所克人, 西岡秀一, "求める情報へユーザを導くナビゲーション型の情報検索技術," NTT技術ジャーナル, Vol.18, No.5, May, 2006.

    8. Ryoji Kataoka, Hiroyuki Toda, Yukio Uematsu, Ko Fujimura, Katsuji Bessho, and Shuichi Nishioka, "Navigational Information Retrieval Technologies that Help Users Reach the Desired Information," NTT Technical Review, Vol.4 No.8, August 2006. (上記の英訳)

    9. 藤村考, 寺田雅之, 水野康尚, "柔軟な電子商取引を実現する権利流通システム," NTT R&D, Vol. 49, No. 11, pp. 678-684, November, 2000.

    10. 峰村政孝, 吉田芳浩, 藤村考, 青山春巳, "マルチメディアサービスのサービスオーダ管理機能の設計と実装," NTT R&D, Vol. 47, No. 3, pp. 285-290, March, 1998.

    11. 藤村考, 関根純, 北井敦, "トランザクション・スクリプト記述言語STDL," NTT R&D, Vol. 45, No. 10, pp 1033-1040, October, 1996.

    12. 関根純、藤村考、北井敦, "SPIRIT分散トランザクション処理仕様," NTT R&D, Vol. 44. No. 11, 1995.

    13. Takaaki Matsumoto, Jun Sekine, Ko Fujimura, Haruhiko Nishida, "Completed Framework of Common Computer Procurement Specifications for Service Providers," NTT Review, Vol. 7, No. 3, pp. 12-17, May, 1995.

    14. 塩野入理、藤村考、北井敦, "マルチベンダ環境における共通アプリケーション・プログラム・インタフェースとその特徴," NTT R&D, Vol. 40, No. 9, pp. 1161-1170, September, 1991.

    著書・標準仕様書

    1. 藤村考, "リンク解析と可視化技術," 電子情報通信学会ハンドブック「知識ベース」766章データマイニングの基礎技術, to appear, 2011.

    2. Ko Fujimura, Nick Epperson, Masayuki Terada, Masayuki Hanadate, "Infrared Data Association (IrDA) Infrared Financial Messaging (IrFM) Voucher Profile (IrVoucher) Version 1.0," IrDA, June 2004.
    3. Ray Chock, Nick Epperson, Gary Frankel, Ko Fujimura, Dan MacKay, Gavin Peacock, Jagdeep Sahota, Dave Suvak, Nick Epperson, "Infrared Data Association (IrDA) Infrared Financial Messaging (IrFM) Point and Pay Profile, Version 1.0," IrDA, December, 2002.

    4. "Structured Transaction Definition Language (STDL)," X/Open CAE, C611, ISBN 1-85912-176-4, September 1996.