EXPERT RETRIEVAL APPARATUS AND EXPERT RETRIEVAL METHOD

摘要

PROBLEM TO BE SOLVED: To solve the problem that exerts could not be retrieved accurately for Web documents.;SOLUTION: An expert retrieval apparatus comprises a document retrieval unit which acquires one or more documents relating to a topic from one or more Web server devices, an expert candidate extraction unit which extracts one or more expert candidates from the one or more documents, an opinion sentence extraction unit which extracts one or more opinion sentences which are sentences relating to opinions about the topic from the one or more documents, an opinion information acquisition unit which acquires opinion information from the one or more opinion sentences for each of one or more expert candidates, a relation degree acquisition unit which acquires for each of the one or more expert candidates a degree of relation between each of the one or more documents and the expert candidate, a score calculation unit which calculate a specialty score for the topic using the opinion information and the relation degree for each of the one or more expert candidates, an expert selection unit which acquires one or more experts using the score, and an expert output unit which outputs the one or more experts acquired by the expert selection unit. The expert retrieval apparatus can thereby retrieve experts accurately for Web documents.;COPYRIGHT: (C)2013,JPO&INPIT