Hideki Isozaki's Publication

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Books

  1. Hideki Isozaki, Ryuichiro Higashinaka, Masaaki Nagata, Tsuneaki Kato: Question Answering System (in Japanese), Corona Publishing Col, Ltd, 2009.
  2. Hideki Isozaki: LaTeX Jiyuujizai (LaTeX with complete control) (in Japanese), Saiensu-sha Col, Ltd. Publishers, 2002.

Journal Paper

  1. Tsutomu Hirao, Hideki Isozaki, Katsuhito Sudoh, Kevin Duh, Hajime Tsukada, Masaaki Nagata: Evaluating Translation Quality with Word Order Correlations (in Japanese), Journal of Natural Language Processing, Vol.21, No.3, pp.421--444, 2014.
  2. Hideki Isozaki, Katsuhito Sudoh, Hajime Tsukada, Kevin Duh: HPSG-based Preprocessing for English-to-Japanese Translation, ACM TALIP, Volume 11 Issue 3, Article No.8, 2012.
  3. Jun Suzuki, Hideki Isozaki, Masaaki Nagata: Learning High-performance Dependency Parsing Models by Large-scale Semi-supervised Learning, Journal of Information Processing Society of Japan, vol.52, No.11, pp.3038--3051, 2011.
  4. Jun Suzuki, Hideki Isozaki: Training Conditional Random Fields Based on Segment-Wise Maximum Figure-of-Merit Functions, IEICE Trans. D, Vol. 94, No. 5, pp.908--918, 2011.
  5. Katsuhiko Hayashi, Taro Watanabe, Hajime Tsukada, Hideki Isozaki, Seiichi Yamamoto: Max Margin Learning for Statistical Machine Translation, Toward Improvement of Machine Translation Accuracy (in Japanese), Transactions of the Japanese Society for Artificial Intelligence, Vol.25, No.5, pp.593--601, 2010.
  6. Tsutomu Hirao, Jun Suzuki, and Hideki Isozaki: Automatic Summarization as a Combination Optimization Problem (in Japanese), Vol.24, No.2, pp..223--231, 2009.
  7. Tsutomu Hirao, Jun Suzuki, and Hideki Isozaki: A Syntax Free Approach for Sentence Compression (in Japanese), IPSJ Transactions on Database, Vol.2, No.1, pp.1--9, 2009.
  8. Katsuhito Sudoh, Hajime Tsukada, and Hideki Isozaki: Named Entity Recognition from Speech using Discriminative Models and Speech Recognition Confidence, Journal of Information Processing, Vol.17, pp.72--81, (also in IPSJ Journal, Vol. 50, No. 2, pp. 534-543), 2009.
  9. Ryuichiro Higashinaka and Hideki Isozaki: Automatically Acquiring Causal Expression Patterns from Relation-annotated Corpora to Improve Question Answering for why-Questions, ACM Transactions on Asian Language Information Processing, Volume 7, Issue 2, 2008.
  10. Tsutomu Hirao, Manabu Okumura, Takahiro Fukushima, Hidetsugu Nanba, Chikashi Nobata, and Hideki Isozaki: Corpus and Evaluation Measures for Extractive Multiple Document Summarization (in Japanese), IPSJ Transactions on Databases, Vol.48, No.SIG 14 (TOD 35), pp.60--68, 2007.
  11. Tsutomu Hirao, Manabu Okumura, Norihito Yasuda, and Hideki Isozaki: Supervised Automatic Evaluation for Summarization with Voted Regression Model. Information Processing and Management, Volume 43, Issue 6, pp.1521--1535, 2007.
  12. Tsutomu Hirao, Manabu Okumura, Norihito Yasuda, and Hideki Isozaki: A Supervised Automatic Evaluation for Summarization with a Voted Regression Model (in Japanese), Transactions of the Japanese Society for Artificial Intelligence, Volume 22, Number 2, pp.115--126, 2007.
  13. Tsutomu Hirao, Manabu Okumura, and Hideki Isozaki: An Automatic Evaluation Method for Summarization Systems with Extended String Subsequence Kernel (in Japanese), Transactions of Information Processing Society of Japan, Volume 47, Number 6, pp.1753--1766, 2006.
  14. Hideki Isozaki, Hideto Kazawa, and Tsutomu Hirao: Japanese Zero Pronoun Resolution Based on Lexicographical Ordering of Penalties (in Japanese), IPSJ Journal, Vol.47, No.7, pp.2279--2294, 2006.
  15. Hideki Isozaki: An Analysis of a High Performance Japanese Question Answering System, ACM Transaction on Asian Language Information Processing, Vol.4, No.3, pp.263--279, 2005.
  16. Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda: Automatic Sentence Alignment for Monolingual Corpora (in Japanese), IPSJ Journal, Vol.46, No.10, pp.2533--2545, 2005.
  17. Hideto Kazawa, Tomonori Izumitani, Hirotoshi Taira, Eisaku Maeda, Hideki Isozaki: A Maximum Margin Learning of Multi-Category Labeling (in Japanese), IEICE Transactions on Information and Systems, IEICE Transactions on Information and Systems, Vol. J88-D-II, No.11, pp.2246--2259, 2005.
  18. Yutaka Sasaki, Hideki Isozaki, Jun Suzuki, Koji Kokuryou, Tsutomu Hirao, Hideto Kazawa, Eisaku Maeda: SAIQA-II: A Trainable Japanese QA System with SVM (in Japanese), IPSJ Journal, Vol.45, No.2, pp.635--646, 2004.
  19. Tsutomu Hirao, Hideto Kazawa, Hideki Isozaki, Eisaku Maeda, Yuji Matsumoto: Machine Learning Approach to Multi-Document Summarization (in Japanese), Journal of Natural Language Processing, Vol.10, No.1, pp.81-108, 2003.
  20. Tsutomu Hirao, Hideki Isozaki, Eisaku Maeda, Yuji Matsumoto: Important Sentence Extraction based on Support Vector Machines (in Japanese), IPSJ Journal, Vol.44, No.8, pp.2230--2243, 2003.
  21. Tsutomu Hirao, Kazuhiro Takeuchi, Hideki Isozaki, Yutaka Sasaki, Eisaku Maeda: SVM-based Multi-Document Summarization integrating Sentence Extraction with Bunsetsu Elimination, IEICE Transactions on Information and Systems, Vol.E86-D, No.9, pp.1702--1709, 2003.
  22. Tsutomu Hirao, Kazuhiro Takeuchi, Hideki Isozaki, Yutaka Sasaki, Eisaku Maeda: SVM-based Multi-Document Summarization integrating Sentence Extraction with Bunsetsu Elimination, IEICE Transactions on Information and Systems, Vol.E86-D, No.9, pp.1702--1709, 2003.
  23. Hideki Isozaki, Hideto Kazawa: Speeding up Support Vector Machines for Named Entity Recognition (in Japanese), IPSJ Journal, Vol.44, No.3, pp.970--979, 2003.
  24. Tsutomu Hirao, Yutaka Sasaki, and Hideki Isozaki: Question-biased Text Summarization and Its Evaluation (in Japanese), IPSJ Journal, Vol.42, No.9, pp.2259--2269, 2001.
  25. Hideki Isozaki: Japanese Named Entity Recognition based on Meta Rules and Decision Tree Learning (in Japanese), IPSJ Journal, Vol.43, No. 5, pp.1481--1491, 2002.
  26. Hirofumi Katsuno and Hideki Isozaki: Simplified Semantic Structures for Representing Belief States in Multi-agent Environment, IEICE Transactions on Information and Systems, IEICE E84-D, No.1, pp.129--141, 2001.
  27. Hideki Isozaki: A Progressive Algorithm for Estimating Other Agents' Belief Histories in Multi-Agent Environments (in Japanese), Transactions of Information Processing Society of Japan, Vol.40, No.9, pp.3358--3372, 1999.
  28. Hiroshi G. Okuno and Shin-ichi Minato and Hideki Isozaki: On the Properties of Combination Set Operations, Information Processing Letters, Vol.66, No.4, pp.195--199, 1998.
  29. Hideki Isozaki: Toward Implementation of Agent-Oriented Programming, --- How to Estimate Others' Beliefs --- (in Japanese), Computer Software, Vol.14, No.4, pp.19-32, 1997.
  30. Hideki Isozaki and Hirofumi Katsuno: A Regressive Belief Estimation Algorithm in Multi-Agent Environments (in Japanese), Transactions of Information Processing Society of Japan, Vol.38, No.3, pp.429--442, 1997.
  31. Hideki Isozaki and Hirofumi Katsuno: Transformation of Programs in Transaction Logic (in Japanese), Transactions of Information Processing Society of Japan, Vol.36, No.2, pp.423--434, 1995.
  32. Hideki Isozaki: Qualitative Operation Rules for Curves (in Japanese), Journal of Japanese Society for Artificial Intelligence, Vol.5, No.5, pp.45--53, 1990.

International Conferences

    2015

  1. Hideki Isozaki; Natsume Kouchi: Dependency Analysis of Scrambled References for Better Evaluation of Japanese Translation, In Proc. fo Workshop on Statistical Machine Translation (WMT-2015), 2015.

    2014

  2. Hideki Isozaki, Natsume Kouchi, Tsutomu Hirao: Dependency-based Automatic Enumeration of Semantically Equivalent Word Orders for Evaluationg Japanese Translations, Proc. of Workshop on Statistical Machine Translation (WMT-2014), 2014.

    2013

  3. Ryuichiro Higashinaka, Kohji Dohsaka, Hideki Isozaki: Using Role Play for Collecting Question-Answer Pairs for Dialogue Agents, INTERSPEECH, 2013.
  4. Hideki Isozaki: OkaPU's Japanese-to-English Translator for NTCIR-10 PatentMT, NTCIR-10, 2013.

    2012

  5. Hideki Isozaki: Head Finalization: Translation from SVO to SOV, Invited Talk, IWSLT 2012.

    2011

  6. Jun Suzuki, Hideki Isozaki, and Masaaki Nagata: Learning Condensed Feature Representations from Large Unsupervised Data Sets for Supervised Learning, Proc. of ACL-HLT-2011, pages 636--641.

    2010

  7. Hideki Isozaki, Tsutomu Hirao, Kevin Duh, Katsuhito Sudoh, Hajime Tsukada: Automatic Evaluation of Translation Quality for Distant Language Pairs, Proceedings of EMNLP-2010, pp.944-952. Beamer PDF
  8. Hideki Isozaki, Katsuhito Sudoh, Hajime Tsukada, and Kevin Duh: Head Finalization: A Simple Reordering Rule for SOV Languages, Proceedings of WMT-2010 (ACL 2010 Joint Fifth Workshop on Statistical Machine Translation and Metrics MATR), pp.244--251, 2010.
  9. Kevin Duh, Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki, Masaaki Nagata: N-best Reranking by Multitask learning, Proceedings of WMT-2010 (ACL 2010 Joint Fifth Workshop on Statistical Machine Translation and Metrics MATR), pp.375--383, 2010.

    2009

  10. Jun Suzuki, Hideki Isozaki, Xavier Carreras, and Michael Collins: An Empirical Study on Semi-supervised Structured Conditional Models for Dependency Parsing, Proceedings of EMNLP-2009, pp.551--560, 2009.
  11. Tsutomu HIRAO, Jun SUZUKI and Hideki ISOZAKI; A Syntax-Free Approach to Japanese Sentence Compression, Proceedings of ACL-IJCNLP-2009, pp.826--833, 2009.
  12. Taro Watanabe, Hajime Tsukada and Hideki Isozaki: A Succinct N-gram Language Model, Proceedings of ACL-IJCNLP-2009, pp.341--344, 2009.
  13. Hideki Isozaki, Tsutomu Hirao, Katsuhito Sudoh, Jun Suzuki, Akinori Fujino, Hajime Tsukada, Masaaki Nagata: A Patient Support System based on Crosslingual IR and Semi-supervised Learning, Proceedings of SIGIR-2009 Workshop on Information Access in a Multilingual World, pp.59--61, 2009.
  14. Katsuhiko Hayashi, Taro Watanabe, Hajime Tsukada, Hideki Isozaki: Structural Support Vector Machines for Log-Linear Approach in Statistical Machine Translation, IWSLT, pp.144--151, 2009.
  15. Toyomi Meguro, Ryuichiro Higashinaka, Koji Dohsaka, Yasuhiro Minami, Hideki Isozaki: Analysis of Listening-oriented Dialogue for Building Listening Agents, SIGDIAL, pp.124--127, 2009.
  16. Toyomi Meguro, Ryuichiro Higashinaka, Koji Dohsaka, Yasuhiro Minami, Hideki Isozaki: Effects of Personality Traits on Listening-oriented Dialogue, Workshop on Europe-Asia Spoken Dialogue Systems Technology, December 2009.
  17. Ryuichiro Higashinaka, Noriaki Kawamae, Koji Dohsaka, Hideki Isozaki: Using Collaborative Filtering to Predict User Utterances in Dialogue, Workshop on Europe-Asia Spoken Dialogue Systems Technology, December 2009.

    2008

  18. Ryuichiro Higashinaka, Kohji Dohsaka, Hideki Isozaki: Effects of Self-Disclosure and Empathy in Human-Computer Dialogue, IEEE Workshop on Spoken Language Technology (SLT 2008)
  19. Ryuichiro Higashinaka and Hideki Isozaki: NTT's CCLQA System for NTCIR-7 ACLIA, Proc. of NTCIR-2008, pp.66--69.
  20. Jun Suzuki and Hideki Isozaki: Semi-supervised Sequential Labeling and Segmentation using Giga-word Scale Unlabeled Data, Proc. of ACL-2008, pp.665--673.
  21. Ryuichiro Higashinaka and Hideki Isozaki: Corpus-based Question Answering for Why-Questions, Proc. of IJCNLP-2008, pp.418--425.
  22. Akinori Fujino, Hideki Isozaki and Jun Suzuki: Multi-label Text Categorization with Model Combination based on F1-score Maximization, Proc. of IJCNLP-2008, pp.823--828.
  23. Akinori Fujino, Hideki Isozaki: Multi-label classification using logistic regression models for NTCIR-7 patent mining task, Proc. of NTCIR-2008, pp.354--357.
  24. Taro Watanabe, Hajime Tsukada, and Hideki Isozaki: NTT SMT System 2008 at NTCIR-7, Proc. of NTCIR-2008, pp.420--422.
  25. Katsuhito Sudoh, Taro Watanabe, Jun Suzuki, Hajime Tsukada, and Hideki Isozaki: NTT Statistical Machine Translation System for IWSLT 2008, International Workshop on Spoken Language Translation (IWSLT) pp.92--97, 2008.

    2007

  26. Jun Suzuki, Akinori Fujino, Hideki Isozaki: Semi-Supervised Structured Output Learning based on a Hybrid Generative and Discriminative Approach, Proc. of EMNLP-CoNLL-2007.
  27. Taro Watanabe, Jun Suzuki, Hajima Tsukada, Hideki Isozaki: Online Large-Margin Training for Statistical Machine Translation, Proc. of EMNLP-CoNLL-2007.
  28. Ryuichiro Higashinaka, Kohji Dohsaka, Hideki Isozaki: Learning Rank Definitions to Generate Quizzes for Interactive Information Presentation, Proc. of ACL-2007, pp.117--120.
  29. Yasuhiro Minami, Minako Sawaki, Kohji Dohsaka, Ryuichiro Higashinaka, Kentaro Ishizuka, Hideki Isozaki, Tatsushi Matsubayashi, Masato Miyoshi, Atsushi Nakamura, Takanobu Oba, Hiroshi Sawada, Takeshi Yamada, Eisaku Maeda: The World of Mushrooms: Human-Computer Interaction Prototype Systems for Ambient Intelligence, Proc. of the 9th International Conference on Multimodal Interfaces (ICMI), pp.366-373, 2007.
  30. Yasuhiro Minami, Minako Sawaki, Ryuichiro Higashinaka, Kohji Dohsaka, Takeshi Yamada, Tatsushi Matsubayashi, Hideki Isozaki, Eisaku Maeda: Quizmaster mushrooms: `Who is this' Quiz Dialogue System, Proc. of the 9th International Conference on Multimodal Interfaces (ICMI), 2007.
  31. Akinori Fujino and Hideki Isozaki: Multi-label patent classification at NTT Communication Science Laboratories, Proc. of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies (NTCIR-6), pp.381--384, 2007.
  32. Ryuichiro Higashinaka and Hideki Isozaki: NTT's Question Answering System for NTCIR-6 QAC-4, Proc. of the 6th NTCIR Workshop Meeting on Evaluation of Information Access Technologies (NTCIR-6), pp.460--463, 2007.
  33. Ryuichiro Higashinaka, Koji Dohsaka, Shigeaki Amano, Hideki Isozaki, Effects of Quiz-style Information Presentation on User Understanding, Proc. of Interspeech 2007, pp. 2725--2728, 2007.

    2006

  34. Katsuhito Sudoh, Hajime Tsukada, Hideki Isozaki: Incorporating speech recognition confidence into discriminative named entity recognition of speech data, Proceedings of COLING-ACL-2006, pp.617--624 (AFNLP Meritorious Asian NLP Award).
  35. Taro Watanabe, Hajime Tsukada, Hideki Isozaki: Left-to-Right Target Generation for Hierarchical Phrase-based Translation, Proceedings of COLING-ACL-2006, pp.777--284.
  36. Jun Suzuki, Erik McDermott, Hideki Isozaki: Training Conditional Random Fields with Multivariate Evaluation Measures, Proceedings of COLING-ACL-2006, pp.217--224.
  37. Norihito Yasuda, Tsutomu Hirao, and Jun Suzuki, and Hideki Isozaki: Identifying Bloggers' Residential Area, AAAI Spring Symposia on Computational Approaches to Analyzing Weblogs, 2006.
  38. Taro Watanabe, Hajime Tsukada, Hideki Isozaki: NTT System Description for the WMT2006 Shared Task, Proc. of the NAACL Workshop on Statistical Machine translation (WMT 2006) pp. 122-125, 2006.
  39. Taro Watanabe, Jun Suzuki, Hajime Tsukada, and Hideki Isozaki: NTT Statistical Machine Translation for IWSLT 2006, pp.95--102, 2006.

    2005

  40. Taku Kudo, Jun Suzuki, and Hideki Isozaki: Boosting-based parse reranking with subtree features, Annual Meeting of the Association of Computational Linguistics (ACL), pp.189-196, 2005.
  41. Tsutomu Hirao, Manabu Okumura, and Hideki Isozaki: Kernel-based Approach for Automatic Evaluation of Natural Language Generation Technologies: Application to Automatic Summarization, Proceedings of HLT-EMNLP, pp.145-152, 2005.
  42. Jun Suzuki, Hideki Isozaki: Sequence and Tree Kernels with Statistical Feature Mining, Neural Information Processing Systems (NIPS) 2005.
  43. Hideki Isozaki, Katsuhito Sudoh, Hajime Tsukada: NTT's Japanese-English Cross-Lingual Question Answering System, Working Notes of the Fifth NTCIR Workshop Meeting, pp.186--193, 2005.
  44. Hajime Tsukada, Taro Watanabe, Jun Suzuki, Hideto Kazawa, and Hideki Isozaki: The NTT Statistical machine translation system for IWSLT 2005, Proceedings of the International Workshop on Spoken Language Translation (IWSLT), 2005.

    2004

  45. Chiori Hori, Tsutomu Hirao and Hideki Isozaki: Evaluation measures considering sentence concatenation for automatic summarization by sentence or word extraction, Proceedings of ACL Workshop on Text Summarization Branches Out, pp.82--88, 2004.
  46. Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda: Dependency-based Sentence Alignment for Multiple Document Summarization, Proceedings of the 20th International Conference on Computational Linguistics (COLING), pp.446--452, 2004.
  47. Jun Suzuki, Hideki Isozaki, Eisaku Maeda: Convolution Kernels with Feature Selection for Natural Language Processing Tasks,  Proceedings of the 42th Annual Meeting of the Association for Computational Linguistics (ACL), pp.119--126, 2004.
  48. Hideki Isozaki, Hideto Kazawa, Tsutomu Hirao: A Deterministic Word Dependency Analyzer Enhanced With Preference Learning,  Proceedings of the 21th International Conference on Computational Linguistics (COLING), pp.275--281, 2004.
  49. Hideki Isozaki: NTT's Question Answering System for NTCIR QAC2, Working Notes of the Fourth NTCIR Workshop Meeting, pp.326--332, 2004.
  50. Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda: NTT's Multiple Document Summarization System for DUC2004, Document Understanding conference, 2004.

    2003

  51. Hirotoshi Taira, Tomonori Izumitani, Tsutomu Hirao, Hideki Isozaki, Hideto Kazawa, Eisaku Maeda: Experiments in TREC 2003 Genomics Track at NTT, Proceedings of the 12th Text Retrieval Conference (TREC), pp.460-467, 2003.
  52. Chiori Hori, Takaaki Hori, Hajime Tsukada, Hideki Isozaki, Yutaka Sasaki, Eisaku Maeda: Spoken Interactive ODQA System: SPIQA, Proceedings of ACL-2003 Interactive Posters/Demonstrations, pp.153--156, 2003.
  53. Chiori Hori, Takaaki Hori, Hideki Isozaki, Eisaku Maeda, Shigeru Katagiri, Sadaoki Furui: Deriving Disambiguous Queries in a Spoken Interactive ODQA System, Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Vol. I, pp.624--627, 2003.
  54. Daewoo Kim, Sadaoki Furui, Hideki Isozaki: Language Models and Dialogue strategy for a Voice QA System, Proceedings of the 18th International Congress on Acoustics, Vol.5, pp.3705--3708, 2003.
  55. Hideki Isozaki, Tsutomu Hirao: Japanese Zero Pronoun Resolution based on Ranking  Rules and Machine Learning, Proceedings of Empirical Methods in Natural Language Processing (EMNLP), pp.184--191, 2003.

    2002

  56. Hideki Isozaki, Hideto Kazawa: Efficient Support Vector Classifiers for Named Entity Recognition, Proceedings of the 19th International Conference on Computational Linguistics (COLING), pp.390--396, 2002.
  57. Tsutomu Hirao, Hideki Isozaki, Eisaku Maeda: Extracting Important Sentences with Support Vector Machines, Proceedings of the 19th International Conference on Computational Linguistics (COLING), pp.342--348, 2002.

    2001

  58. Hideki Isozaki: Japanese Named Entity Recognition based on a Simple Rule Generator and Decision Tree Learning,  Proceedings of the 39th Annual Meeting of the Association for Computational Linguistics (ACL), pp.306--313, 2001.

    2000

  59. Hideki Isozaki and Hirofumi Katsuno: Observability-based Nested Belief Computation for Multiagent Systems and Its Formalization, in Intelligent Agents VI : Agent Theories, Architectures, and Languages (ATAL), No. 1757 in Lecture Notes in Artificial Intelligence, pp.24--41, Springer Verlag, 2000.

    1996

  60. Hideki Isozaki and Hirofumi Katsuno: A Semantic Characterization of an Algorithm for Estimating Others' Beliefs from Observation, in Proceedings of the National Conference on Artificial Intelligence (AAAI), pp.543--549, MIT Press, 1996.

    1995

  61. Hideki Isozaki and Hirofumi Katsuno: Transformation of Transaction Logic Programs Based on Estimation of Transaction Execution Paths, in Proceedings of the International Conference on Logic Programming (ICLP), p.822, MIT Press, 1995.
  62. Hideki Isozaki: Reasoning About Belief based on Common Knowledge of Observability of Actions, in Proceedings of the First International Conference on Multi-Agent Systems (ICMAS), pp.193--200, MIT Press, 1995.

    1992

  63. Hideki Isozaki and Yoav Shoham: A mechanism for reasoning about time and belief, in Proceedings of the International Conference on Fifth Generation Computer Systems (FGCS), pp.694--701, Ohmsha, 1992.

Domestic SIGs and Company publication

  1. Hideki Isozaki: Automatic Evaluation Method for EJ/EJ Translation (in Japanese), AAMT Journal, No.54, 2013.
  2. Hideki Isozaki: HPSG-based English-to-Japanese Translation and XML Visualizer written in TeX, IEICE, 2011-10-NLC-TL.
  3. Hideki Isozaki, Hideto Kazawa, Tsutomu Hirao: Natural Language Processing based on Preference Learning (in Japanese), IPSJ SIG notes, NL-161-15, 2004.
  4. Hideki Isozaki, Tsutomu Hirao, Jun Suzuki: On Selection Criteria of Combinatorial Features for Machine Learning (in Japanese), IPSJ SIG notes, NL-158-10, 2003.
  5. Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda: Multiple Document Summarization using Sequential Pettern Mining (in Japanese), IPSJ SIG notes, NL-158-6, 2003.
  6. Hirotoshi Taira, Tomonori Izumitani, Tsutomu Hirao, Hideki Isozaki, Hideto Kazawa, Eisaku Maeda: Experiments in TREC 2003 Genomics Track at NTT. TREC 2003: 460-467
  7. Hirotoshi Taira, Tomonori Izumitani, Tsutomu Hirao, Hideki Isozaki, Eisaku Maeda: An Extraction Method for Gene Functional Phrases from Bio-medical Documents (in Japanese), IPSJ SIG notes, NL-158-21, 2003.
  8. Eisaku Maeda, Hideki Isozaki, Yutaka Sasaki, Hideto Kazawa, Tsutomu Hirao, Jun Suzuki: Question Answering System: SAIQA -- A "Learned Computer" that answers any questions (in Japanese), NTT R&D, vol.52, No.2, pp.122--133, 2003.
  9. Yutaka Sasaki, Hideki Isozaki, Tsutomu Hirao, Koji Kokuryou, Eisaku Maeda: NTT's QA Systems for NTCIR QAC-1, Working Notes of the Third NTCIR Workshop Meeting, Question Answering Challenge 1, pp.63--70,2002.
  10. Tsutomu Hirao, Kazuhiro Takeuchi, Hideki Isozaki, Yutaka Sasaki, Eisaku Maeda: NTT/NAIST's Text Summarization Systems for TSC-2, Working Notes of the Third NTCIR Workshop Meeting, Part V: Text Summarization Challenge 2, pp.13--18, 2002.
  11. Chiori Hori, Jun Suzuki, Takaaki Hori, Hideki Isozaki, Eisaku Maeda: Question Analysis for Spoken Interactive QA System (in Japanese), Autumn Meeting of Acoustical Society of Japan, pp.81--82, 2002.
  12. Tsutomu Hirao, Hideto Kazawa, Hideki Isozaki, Eisaku Maeda, Yuji Matsumoto: Multi-Document Summarization using Machine Learning (in Japanese), Information Technology Letters, pp.91--92, 2002.
  13. Hideto Kazawa, Tsutomu Hirao, Hideki Isozaki, Eisaku Maeda: A Machine Learning Approach for QA and Novelty Tracks: NTT System Description. TREC 2002
  14. Hideki Isozaki, Hideto Kazawa: Speeding Up Support Vector Machines for Natural Language Processing, Technical Report of IEICE, Vol.102, No.317, pp.17--22, 2002.
  15. Hideki Isozaki, Hideto Kazawa: Speeding Up Named Entity Recognition Based on Support Vector Machines, IPSJ SIG notes NL-149-1, 2002.
  16. Tsutomu Hirao, Yutaka Sasaki, Hideki Isozaki, Eisaku Maeda: NTT's Text Summarization System for DUC-2002, Document Understanding Conference, 2002.
  17. Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda: NTT's Multiple Document Summarization System for DUC2003, Document Understanding conference, 2003.
  18. Tsutomu Hirao, Jun Suzuki, Hideki Isozaki, Eisaku Maeda: NTT's Multiple Document Summarization System for DUC2004, Document Understanding conference, 2004.
  19. Eisaku Maeda, Hideki Isozaki, Yutaka Sasaki: Future Humanoids Swallowing Worldwide Libraries (in Japanese), NTT R&D, Vol.50, No.12, pp.953--962, 2001.
  20. Hideto Kazawa, Hideki Isozaki, Eisaku Maeda: NTT Question Answering System in TREC 2001, Notebook of The Tenth Text Retrieval Conference (TREC), pp.415--422, 2001.
  21. Yutaka Sasaki, Hideki Isozaki, Hirotoshi Taira, Tsutomu Hirao, Hideto Kazawa, Jun Suzuki, Kouji Kokuryou, Eisaku Maeda: SAIQA: A Japanese {QA} System based on a Large-Scale Corpus, IPSJ SIG notes FI-2001-9-11, 2001.
  22. Yutaka Sasaki, Hideki Isozaki, Hirotoshi Taira, Keiichi Hirota, Hideto Kazawa, Tsutomu Hirao, Hiroyuki Nakajima, Tsuneaki Kato: An Evaluation and Comparison of Japanese Question Answering Systems, Technical Report of IEICE, NLC-2000-24, 2000.
  23. Hideki Isozaki: Automatic Generation of Readable Rules for Named Entity Recognition (in Japanese), IPSJ SIG notes NL-140-10, 2000.
  24. Hideki Isozaki: Bulk Generation of Named Entity Extraction Rules for Concurrent Execution, pp.142-144, Proceedings of the Annual Conference of JSAI, 2000.
  25. Yutaka Yanagisawa, Hideki Isozaki, Hirofumi Katsuno: Logical Representation of Action in Multi-Dimentional Scene Databases and Action Search Algorithms (in Japanese), Data Engineering Workshop, 2000.
  26. Hideki Isozaki: Japanese Named Entity Extraction based on Lexicographical Preference Ordering (in Japanese), IPSJ SIG notes NL 135, pp.33--40, 2000.
  27. Yukata Yanagisawa, Hideki Isozaki, Hirofumi Katsuno: Indexing Motion Databases based on Collision and Inclusion of Objects (in Japanese), Proceedings of the Annual Conference of IPSJ, 1999.
  28. Hideki Isozaki: An Extension of Definite Clause Grammar Notation for Extracting Named Entities from Japanese Texts, Proceedings of the IREX Workshop, pp.179--182, 1999.
  29. Hideki Isozaki: Processing Conditional Effects in the Estimation of Other Agents' Beliefs (in Japanese), Multi-Agent and Cooperative Computation, 1998.
  30. Hideki Isozaki: Estimation of Other Agents' Knowledge and Its Update, Vol.97, No.373, pp.39--46, Technical Report of IEICE AI, 1997.
  31. Hiroshi G. Okuno, Hideki Isozaki, Satoshi Sato and Madoka Sato, Kenichi Yamazaki: Conversion of Flow-type Information to Stock-type Information and Its Visualization, Proceedings of the 13th Conference on Japan Society for Software Science and Technology, pp.217--220, 1996.
  32. Hideki Isozaki: How to estimate others' beliefs about a proposition without your own belief about it (in Japanese), Proceedings of the Thirteenth Conference of Japan Society for Software Science and Technology, pp.485--488, 1996.
  33. Hideki Isozaki: An Extended Belief Estimation Algorithm for Sincere Assertions and Introspective Negation (in Japanese), Proceedings of the Tenth Annual Conference of JSAI, 1996.
  34. Hideki Isozaki: An Application of a Belief Estimation Algorithm to Selection of Japanese Sentence Final Particles (in Japanese), Technical Report of IEICE NLC, 1996.
  35. Akihiro Umemura, Hideki Isozaki, Hirofumi Katsuno: Semantics of agent beliefs under dynamic environment (in Japanese), Proceedings of the Twelfth National Conference of JSSST, pp.345--348, 1995.
  36. Hiroshi G. Okuno, Hideki Isozaki, Property of Zero-suppressed-BDD in Solving Constraint Satisfaction Problems (in Japanese), Proceedings of the Ninth Annual Conference of JSAI, 1995.
  37. Hideki Isozaki: Transformation of Programs in Transaction Logic (in Japanese), Proceedings of the Eighth Annual Conference of JSAI, pp.423--426, 1994.
  38. Hideki Isozaki: Analysis of Action Sequences and Birth, Growth, and Death of Nested Beliefs (in Japanese), Multi-Agent and Cooperative Computation IV, Lecture Notes in Software Science, pp.29--40, Kindaikagakusha, 1995.
  39. Hideki Isozaki: Reasoning About Knowledge in Transaction Logic (in Japanese), JSAI SIG notes on FAI, pp.25--32, 1994.
  40. Hideki Isozaki: An Implementation of Transaction Logic Programming and Its Application to Planning (in Japanese), IPSJ SIG notes on AI, 1994.
  41. Hideki Isozaki: Mutual Reasoning based on Temporal Belief Maps (in Japanese), Multi Agent and Cooperative Computation II, Lecture Notes in Software Science 5, pp.9--27, Kindaikagakusha, 1993.

Thesis etc.