计算机科学与探索2012，Vol.6Issue(3)：193-207,15.DOI:10.3778/j.issn.1673-9418.2012.03.001
问答系统研究综述
A Survey on Question and Answering Systems
摘要
Abstract
Recently, question and answering systems have attracted lots of attention. Given a question, the goal of question and answering is to return a concise, exact answer. According to the format of data, question and answering can be divided into three categories: the structural data based question and answering, the free-text based question and answering, the question-answer pairs based question and answering. This paper describes and summarizes the characteristics and related researches of these three categories respectively. Then, it discusses the future work of question and answering.关键词
问答系统(QA)/传统问答系统(TQA)/基于社区的问答系统(CQA)/信息检索/答案抽取Key words
question and answering (QA)/ traditional question and answering (TQA)/ community-based question and answering (CQA)/ information retrieval/ answer extraction分类
信息技术与安全科学引用本文复制引用
毛先领,李晓明..问答系统研究综述[J].计算机科学与探索,2012,6(3):193-207,15.基金项目
The National Natural Science Foundation of China under Grant No.60933004(国家自然科学基金). （国家自然科学基金）
