OPINION COLLECTION/ANALYSIS DEVICE, OPINION COLLECTION/ANALYSIS METHOD USED THEREFOR AND ITS PROGRAM

摘要

PROBLEM TO BE SOLVED: To automatically extract opinions of persons from a set of documents present in the Internet or the like and to compare and analyze the opinions from various viewpoints.;SOLUTION: An object name set input means 11 of an input/output device 1 is used for inputting a plurality of object names by a user. An object name selection means 12 selects an object name of an analysis object out of a set of the object names inputted by the user by using the object name input means 11. A document set storage part 21 of a data processor 2 stores the document set, and an opinion extraction means 22 extracts opinions included in the document set stored in the document set storage part 21 and related to the object name inputted from the object name input means 11. An object comparison/analysis means 23 analyzes features of the opinions (partial opinions) related to the object name selected by the object name selection means 12 within the opinions (the whole opinions) extracted by the opinion extraction means 22 and related to the object names inputted by the object name set input means 11.;COPYRIGHT: (C)2007,JPO&INPIT