摘要
自动问答技术是自然语言处理领域中一个非常热门的研究方向,它综合运用了各种自然语言处理技术。本文介绍了自动问答技术的发展现状和自动问答系统中常用的技术。自动问答系统一般包括三个主要组成部分:问题分析。
Question Answering is a hot research field in Natural Language Processing,which includes many kinds of NLP technology.This paper introduces the current research status and the methods that are often used in Question Answering.In general,a Question Answering system is made up of three parts:Question Analysis,Information Retrieval and Answer Extraction.
出处
《现代情报》
北大核心
2005年第4期81-82,共2页
Journal of Modern Information
关键词
自动问答
信息检索
信息抽取
Question Answering
information retrieval
information extraction
