2002

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Trainable Automatic Text Summarization Using Segmentation of Sentence
Kai Ishikawa | Shinichi Ando | Shinichi Doi | Akitoshi Okumura
Proceedings of the Third NTCIR Workshop on Research in Information Retrieval, Automatic Text Summarization and Question Answering, NTCIR-3, Tokyo, Japan, October 8-10, 2002

2001

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Hybrid Text Summarization Method based on the TF Method and the Lead Method
Kai Ishikawa | Shinichi Ando | Akitoshi Okumura
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001

1999

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Cross Language Information Retrieval Based on Comparable Corpora
Satoshi Nakazawa | Takayoshi Ochiai | Kenji Satoh | Akitoshi Okumura
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

1998

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Ad Hoc Retrieval Experiments Using WordNet and Automatically Constructed Thesauri
Rila Mandala | Takenobu Tokunaga | Hozumi Tanaka | Akitoshi Okumura | Kenji Satoh
Proceedings of The Seventh Text REtrieval Conference, TREC 1998, Gaithersburg, Maryland, USA, November 9-11, 1998

1997

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Query Term Expansion based on Paragraphs of the Relevant Documents
Kai Ishikawa | Kenji Satoh | Akitoshi Okumura
Proceedings of The Sixth Text REtrieval Conference, TREC 1997, Gaithersburg, Maryland, USA, November 19-21, 1997

1995

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Improvements on Query Term Expansion and Ranking Formula
Kenji Satoh | Susumu Akamine | Akitoshi Okumura
Proceedings of The Fourth Text REtrieval Conference, TREC 1995, Gaithersburg, Maryland, USA, November 1-3, 1995

1994

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Information Retrieval System for TREC3
Kenji Satoh | Akitoshi Okumura | Kiyoshi Yamabana
Proceedings of The Third Text REtrieval Conference, TREC 1994, Gaithersburg, Maryland, USA, November 2-4, 1994

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