SYSTEM FOR EXTRACTION AND ANALYSIS OF OPINION IN WEB DOCUMENTS AND METHOD THEREOF

摘要

The present invention deals with an apparatus and method for extracting and analyzing opinions in web documents, wherein automatic extraction and analysis are performed effectively on user opinion information from web documents that are scattered across many websites on the Internet so that opinion search services may be easily implemented which enable search and statistical results to be checked as affirmative/negative opinions, and opinion search users can easily implement a system that helps in searching and monitoring the opinions of other users with respect to a specific keyword. In addition, according to the present invention, marketing representatives and stock inventors and corporate value assessors of each company can quickly check the opinions of many users about an applicable corporation and goods that exist on the vast Internet, and expenses that used to be spent on questionnaires and consulting companies to find opinions of existing users can be greatly reduced, and opinion extraction and statistics for each user can be effectively performed and utilized.