Presentation 2002/3/7
Question Answering Retrieval for Log Using Pseudo Frequency
Isao NAMBA, Takashi YANASE,
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Abstract(in English) Past cases of user queries are used for question answering in a support center. A question answering log is suitable for high recall retrieval because of its volume. But it contains many similar cases which is redundant for high precision retrieval. We propose precision enhancement technique for question answering retrieval using pseudo frequency generated by clustering of question answering log, and making uniqe output for each cluster element.
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Keyword(in English) Question answering / Textsearch / Hierarchical Clustering / Inverted file / Pseudo frequency / Support center
Paper # NLC2001-92
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Committee NLC
Conference Date 2002/3/7(1days)
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Registration To Natural Language Understanding and Models of Communication (NLC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Question Answering Retrieval for Log Using Pseudo Frequency
Sub Title (in English)
Keyword(1) Question answering
Keyword(2) Textsearch
Keyword(3) Hierarchical Clustering
Keyword(4) Inverted file
Keyword(5) Pseudo frequency
Keyword(6) Support center
1st Author's Name Isao NAMBA
1st Author's Affiliation Solution Research & Development Center, Fujitsu Laboratories Ltd.()
2nd Author's Name Takashi YANASE
2nd Author's Affiliation Solution Research & Development Center, Fujitsu Laboratories Ltd.
Date 2002/3/7
Paper # NLC2001-92
Volume (vol) vol.101
Number (no) 711
Page pp.pp.-
#Pages 8
Date of Issue