Deep Analysis of Question for Question Answering System

질의 응답 시스템을 위한 질의문 심층 분석

  • 신승은 (충북대학교 전기전자컴퓨터공학부) ;
  • 서영훈 (충북대학교 전기전자컴퓨터공학부)
  • Published : 2006.03.01


In this paper, we describe a deep analysis of question for question answering system. It is difficult to offer the correct answer because general question answering systems do not analyze the semantic of user's natural language question. We analyze user's question semantically and extract semantic features using the semantic feature extraction grammar and characteristics of natural language question. They are represented as semantic features and grammatical morphemes that consider semantic and syntactic structure of user's questions. We evaluated our approach using 100 questions whose answer type is a person in the web. We showed that a deep analysis of questions which are comparatively short but enough to mean can analysis the user's intention and extract semantic features.


Question Answering System;Question Analysis;Semantic Feature;Answer Type