Publications

Journal papers

  1. Danushka Bollegala, Naoaki Okazaki, and Mitsuru Ishizuka. A bottom-up approach to sentence ordering for multi-document summarization. Information Processing & Management, 46(1):89—109, January 2010. (ISSN: 0306-4573) [DOI]
  2. Sophia Ananiadou, Naoaki Okazaki, Rob Proctor, Brian Rea, and James Thomas. Supporting Systematic Reviews using Text Mining. Social Science Computer Review, 27(4):509—523, November 2009. (ISSN: 0894-4393) [DOI] [LINK]
  3. Takashi Tsunakawa, Naoaki Okazaki, Xiao Liu, and Jun'ichi Tsujii. A Chinese-Japanese Lexical Machine Translation through a Pivot Language. ACM Transactions on Asian Language Information Processing (TALIP), 8(2):9:1—9:21, May 2009. (ISSN: 1530-0226) [DOI] [LINK]
  4. Naoaki Okazaki, and Sophia Ananiadou. Building an Abbreviation Dictionary Using a Term Recognition Approach. Bioinformatics, 22(24):3089—3095, December 2006. (ISSN: 1367-4803) [DOI] [LINK]
  5. Naoaki Okazaki, Santi Saeyor, Hiroshi Dohi, and Mitsuru Ishizuka. An Extension of the Multimodal Presentation Markup Language (MPML) to a Three-dimensinal VRML Space. Systems and Computers in Japan, 36(14):69—80, October 2005. (ISSN: 0882-1666) [DOI] [LINK]
  6. Naoaki Okazaki, Yutaka Matsuo, and Mitsuru Ishizuka. Improving Chronological Ordering of Sentences Extracted from Multiple Newspaper Articles. ACM Transactions on Asian Language Information Processing (TALIP) (Special Issue on NTCIR-4: Information Access towards Asian Languages), 4(3):321—339, September 2005. (ISSN: 1530-0226) [DOI] [LINK]
  7. Helmut Prendinger, Junichiro Mori, Santi Saeyor, Kyoshi Mori, Naoaki Okazaki, Yustinus Juli, Sonja Mayer, Hiroshi Dohi, and Mitsuru Ishizuka. Scripting and Evaluating Affective Interactions with Embodied Conversational Agents. KI Zeitschrift (German Journal of Artificial Intelligence), 1:4—10, February 2004. (ISSN: 0933-1875) [LINK]
  8. Naoaki Okazaki, Yutaka Matsuo, Naohiro Matsumura, and Mitsuru Ishizuka. Sentence Extraction by Spreading Activation with Similarity Measure. IEICE Transactions on Information and Systems (Special Issue on Text Processing for Information Access), E86-D(9):915—926, September 2003. (ISSN: 0916-8532) [LINK]
  9. Matsuo Yutaka, Naoaki Okazaki, Yoshiyuki Nakamura, Takuichi Nishimura, Koiti Hasida, and Hideyuki Nakashima. User Modeling Based on Location History. 情報処理学会論文誌, 48(6):2106—2117, June 2007. (ISSN: 1346-0714) [LINK]
  10. Sohei Aya, Yutaka Matsuo, Naoaki Okazaki, K\hatoiti Hashida, and Mitsuru Ishizuka. Summarization of Multiple Documents with Rhetorical Annotation. Transactions of Information Processing Society of Japan (in Japanese), 20(3):149—158, May 2005. [LINK]
  11. Naoaki Okazaki, Santi Saeyor, Hiroshi Dohi, and Mitsuru Ishizuka. An Extension of Multimodal Presentation Markup Language MPML to a 3D VRML Space. Transactions of Institute of Electronics, Information and Communication Engineers (IEICE) (in Japanese), J85-D(9):1687—1694, September 2002. [LINK]

International conference papers

  1. Takeshi Kobayakawa, Tadashi Kumano, Hideki Tanaka, Naoaki Okazaki, Jin-Dong Kim, and Junichi Tsujii. Opinion Classification with Tree Kernel SVM Using Linguistic Modality Analysis. In Proceedings of the 18th ACM Conference on Information and Knowledge Management (CIKM 2009), pages (to appear), Hong Kong, China, November 2009.
  2. Yuichiroh Matsubayashi, Naoaki Okazaki, and Jun'ichi Tsujii. Accurate and Robust Semantic Role Labeling with Multiple Generalization Criteria in PropBank. In Proceedings of the 5th International Conference on Generative Approaches to the Lexicon (GL 2009), pages 97—104, Pisa, Italy, Semtember 2009.
  3. Yukiko Matsuoka, Samik Ghosh, Norihiko Kikuchi, Rune Saetre, Brian Kemper, Naoaki Okazaki, Sophia Ananiadou, Jun'ichi Tsujii, and Hiroaki Kitano. Community Platform for Pathway Model Building. In Proceedings of the 10th International Conference on Systems Biology (ICSB 2009), pages 139-140, Stanford University, USA, September 2009.
  4. Yuichiroh Matsubayashi, Naoaki Okazaki, and Jun'ichi Tsujii. A Comparative Study on Generalization of Semantic Roles in FrameNet. In Proceedings of the Joint Conference of the 47th Annual Meeting of the ACL and the 4th International Joint Conference on Natural Language Processing of the AFNLP (ACL-IJCNLP 2009), pages 19—27, Singapore, August 2009. [LINK]
  5. Xu Sun, Naoaki Okazaki, and Jun'ichi Tsujii. Robust Approach to Abbreviating Terms: A Discriminative Latent Variable Model with Global Information. In Proceedings of the Joint Conference of the 47th Annual Meeting of the ACL and the 4th International Joint Conference on Natural Language Processing of the AFNLP (ACL-IJCNLP 2009), pages 905—913, Singapore, August 2009. [LINK]
  6. Yulan Yan, Naoaki Okazaki, Yutaka Matsuo, Zhenglu Yang, and Mitsuru Ishizuka. Unsupervised Relation Extraction by Mining Wikipedia Texts Using Information from the Web. In Proceedings of the Joint Conference of the 47th Annual Meeting of the ACL and the 4th International Joint Conference on Natural Language Processing of the AFNLP (ACL-IJCNLP 2009), pages 1021—1029, Singapore, August 2009. [LINK]
  7. Xianchao Wu, Naoaki Okazaki, and Jun'ichi Tsujii. Semi-Supervised Lexicon Mining from Parenthetical Expressions in Monolingual Web Pages. In Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics (NAACL/HLT 2009), pages 424—432, Boulder, Colorado, June 2009. [LINK]
  8. Naoaki Okazaki, Yoshimasa Tsuruoka, Sophia Ananiadou, and Jun'ichi Tsujii. A Discriminative Candidate Generator for String Transformations. In Proceedings of the 2008 Conference on Empirical Methods in Natural Language Processing (EMNLP 2008), pages 447—456, Honolulu, Hawaii, October 2008. [LINK]
  9. Xianchao Wu, Naoaki Okazaki, Takashi Tsunakawa, and Jun'ichi Tsujii. Improving English-to-Chinese Translation for Technical Terms Using Morphological Information. In Proceedings of the 18th Conference of the Association for Machine Translation in the Americas (AMTA 2008), pages 2.20 (10 pages), Hawai, USA, October 2008. [LINK]
  10. Naoaki Okazaki, Sophia Ananiadou, and Jun'ichi Tsujii. A Discriminative Alignment Model for Abbreviation Recognition. In Proceedings of the 22nd International Conference on Computational Linguistics (Coling 2008), pages 657—664, Manchester, UK, August 2008. [LINK]
  11. Takashi Tsunakawa, Naoaki Okazaki, and Jun'ichi Tsujii. Building a Bilingual Lexicon Using Phrase-based Statistical Machine Translation via a Pivot Language. In Proceedings of the 22nd International Conference on Computational Linguistics (Coling 2008): Companion volume: Posters and Demonstrations, pages 125—128, Manchester, UK, August 2008. [LINK]
  12. Chikashi Nobata, Philip Cotter, Naoaki Okazaki, Brian Rea, Yutaka Sasaki, Yoshimasa Tsuruoka, Jun'ichi Tsujii, and Sophia Ananiadou. Kleio: a knowledge-enriched information retrieval system for biology. In Proceedings of the 31st annual international ACM SIGIR conference on Research and development in information retrieval (SIGIR '08), pages 787—788, Singapore, Singapore, July 2008.
  13. Takashi Tsunakawa, Naoaki Okazaki, and Jun’ichi Tsujii. Building Bilingual Lexicons using Lexical Translation Probabilities via Pivot Languages. In Proceedings of the Sixth International Language Resources and Evaluation (LREC'08), pages , Marrakech, Morocco, May 2008.
  14. Rune Sætre, Brian Kemper, Kanae Oda, Naoaki Okazaki, Yukiko Matsuoka, Norihiro Kikuchi, Hiroaki Kitano, Yoshimasa Tsuruoka, Sophia Ananiadou, and Jun’ichi Tsujii. Connecting Text Mining and Pathways using the PathText Resource. In Proceedings of the Sixth International Language Resources and Evaluation (LREC'08), pages , Marrakech, Morocco, May 2008.
  15. Rune Sætre, Brian Kemper, Kanae Oda, Naoaki Okazaki, Yukiko Matsuoka, Nobuo Kikuchi, Hiroyuki Kitano, Yoshimasa Tsuruoka, Sophia Ananiadou, and Jun'ichi Tsujii. PathText: Text Mining Tools Integrated with Biological Pathway. In Genomes to Systems Conference 2008, pages 65, Manchester, UK, March 2008.
  16. Naoaki Okazaki, Mitsuru Ishizuka, and Jun'ichi Tsujii. A Discriminative Approach to Japanese Abbreviation Extraction. In Proceedings of the Third International Joint Conference on Natural Language Processing (IJCNLP 2008), pages 889—894, Hyderabad, India, January 2008. [LINK]
  17. Kenji Hirohata, Naoaki Okazaki, Sophia Ananiadou, and Mitsuru Ishizuka. Identifying Sections in Scientific Abstracts using Conditional Random Fields. In Proceedings of the Third International Joint Conference on Natural Language Processing (IJCNLP 2008), pages 381—388, Hyderabad, India, January 2008. [LINK]
  18. Yutaka Matsuo, Naoaki Okazaki, Kiyoshi Izumi, Yoshiyuki Nakamura, Takuichi Nishimura, Koiti Hasida, and Hideyuki Nakashima. Inferring Long-term User Properties based on Users' Location History. In Proceedings of the 20th International Joint Conference on Artificial Intelligence (IJCAI 2007), pages 2159—2165, Hyderabad, India, January 2007. [LINK]
  19. Sophia Ananiadou, Philip Cotter, Chikashi Nobata, Naoaki Okazaki, Brian Rea, Yutaka Sasaki, Yoshimasa Tsuruoka, and Jun'ichi Tsujii. SemText: a semantically enriched information retrieval system for biology. In Proceedings of the Eighth International Conference on Systems Biology (ICSB2007), pages G35, Long Beach, USA, October 2007.
  20. Naoaki Okazaki, and Sophia Ananiadou. A Term Recognition Approach to Acronym Recognition. In Proceedings of the COLING/ACL 2006 Main Conference Poster Sessions, pages 643—650, Sydney, Australia, July 2006. [LINK]
  21. Danushka Bollegala, Naoaki Okazaki, and Mitsuru Ishizuka. A Bottom-Up Approach to Sentence Ordering for Multi-Document Summarization. In Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics, pages 385—392, Sydney, Australia, July 2006. [LINK]
  22. Naoaki Okazaki, and Sophia Ananiadou. Clustering acronyms in biomedical text for disambiguation. In Proceedings of fifth international conference on Language Resources and Evaluation (LREC 2006), pages , Genoa, Italy, May 2006. [LINK]
  23. Goran Nenadic, Naoki Okazaki, and Sophia Ananiadou. Towards a terminological resource for biomedical text mining. In Proceedings of fifth international conference on Language Resources and Evaluation (LREC 2006), pages , Genoa, Italy, May 2006.
  24. Danushka Bollegala, Naoaki Okazaki, and Mitsuru Ishizuka. A Machine Learning Approach to Sentence Ordering for Multidocument Summarization and its Evaluation. In Proc. of 2nd Internaional Joint Conference on Natural Language Processing (IJCNLP), pages 624—635, Jeju Island, Korea, October 2005. [LINK]
  25. Yukio Ohsawa, Naohiro Matsumura, and Naoaki Okazaki. Understanding Scenarios of Individual Patients of Hepatitis in Double Helical Process Involving KeyGraph and DSV. In The Fourth IEEE International Workshop on Soft Computing as Transdisciplinary Science and Technology (WSTST05), pages 456—469, Muroran, Japan, May 2005. [LINK]
  26. Yukio Ohsawa, Hajime Fujie, Akio Saiura, Naoaki Okazaki, and Naohiro Matsumura. Process to Discovering Iron Decrease as Chance to Use Interferon to Hepatitis B. In Proceedings of the International Workshop on Active Mining 2004, pages 456—469, Muroran, Japan, May 2005. [LINK]
  27. Naoaki Okazaki, Yutaka Matsuo, and Mitsuru Ishizuka. Improving Chronological Sentence Ordering by Precedence Relation. In Proc. 20th Internaional Conference on Computational Linguistics (COLING 04), pages 750—756, Geneva, Swiss, August 2004. [LINK]
  28. Naoaki Okazaki, Yutaka Matsuo, and Mitsuru Ishizuka. Coherent Arrangement of Sentences Extracted from Multiple Newspaper Articles. In PRICAI 2004: Trends in Artificial Intelligence: 8th Pacific Rim International Conference on Artificial Intelligence, pages 882—891, Auckland, New Zealand, August 2004. [LINK]
  29. Naoaki Okazaki, Yutaka Matsuo, and Mitsuru Ishizuka. TISS: An Integrated Summarization System for TSC-3. In TSC3, pages , Tokyo, Japan, June 2004. [LINK]
  30. Gakuto Kurata, Naoaki Okazaki, and Mitsuru Ishizuka. GDQA: Graph Driven Question Answering System — NTCIR-4 QAC2 Experiments —. In Working Notes of the Fourth NTCIR Workshop Meeting (NTCIR-4), pages , Tokyo, Japan, June 2004. [LINK]
  31. Yukio Ohsawa, Naoaki Okazaki, Naohiro Matsumura, Aiko Saiura, and Hajime Fujie. A Scenario Development on Hepatitis B and C. In Second International Workshop on Active Mining (AM-2003), pages , Maebashi, Japan, October 2003.
  32. Naoaki Okazaki, and Yukio Ohsawa. Polaris: An Integrated Data Miner for Chance Discovery. In Workshop of Chance Discovery and Its Management (in conjunction with International Human Conputer Interaction Conference (HCI2003)), pages 27—30, Crete, Greece, June 2003. [LINK]
  33. Naoaki Okazaki, Yutaka Matsuo, Naohiro Matsumura, and Mitsuru Ishizuka. Sentence Extraction by Spreading Activation with Refined Similarity Measure. In The 16th International FLAIRS Conference, pages , St Augustine, USA, May 2003. [LINK]
  34. Naoaki Okazaki, Sohei Aya, Santi Saeyor, and Mitsuru Ishizuka. A Multimodal Presentation Markup Language MPML-VR for a 3D Virtual Space. In Workshop Proc. (CD-ROM) on Virtual Conversational Characters: Applications, Methods, and Research Challenges (in conjunction with HF2002 and OZCHI2002), pages , Melbourne, Australia, November 2002. [LINK]
  35. Naoaki Okazaki, Yutaka Matsuo, Naohiro Matsumura, Hironori Tomobe, and Mitsuru Ishizuka. Two Different Methods at NTCIR3-TSC2: Coverage Oriented and Focus Oriented. In NTCIR Workshop 3: Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, pages , Tokyo, Japan, October 2002. [LINK]
  36. Naoaki Okazaki, Yutaka Matsuo, Naohiro Matsumura, Hironori Tomobe, and Mitsuru Ishizuka. Extracting Characteristic Sentences from Related Documents. In 6th International Conference on Knowledge-based Intelligent Information Engineering Systems and Applied Technologies (KES2002), pages 1257—1261, Crema, Italy, September 2002. [LINK]

Book chapters

  1. Naoaki Okazaki, Yukio Ohsawa. Polaris: An Integrated Data Miner for Chance Discovery. Akinori Abe and Yukio Ohsawa (eds.), Readings in Chance Discovery, ISBN: 0-9751004-8-3, chapter 22, March 2005. South Australia, Australia,
  2. Yukio Ohsawa, Naohiro Matsumura, Naoaki Okazaki, Aiko Saiura, Hajime Fujie. Mining Scenarios for Hepatitis B and C. Ray Paton and Laura A. McNamara (eds.), Multidisciplinary Approaches to Theory in Medicine (Studies in Multidisciplinarity), ISBN: 9780444518064, pp. 209—230, 2005.