摘要
介绍了跨语言自动问答系统及其实现模式和实现原理,并对其涉及的答案类型预测、翻译、信息检索、答案提取等相关方法与技术进行分析。对比阐述CLEF、NTCIR会议对此类系统的评价内容及方法。最后,介绍系统的运用。
Based on the introduction of cross - language question answering system, this paper made an analytical research on the technique and method of question analysis, translation, information retrieval, answers extraction, introduced the mode of CLQA, and analysed the working principle of the module. The paper compared the content and methods of evaluation of CLQA on CLEF and NTCIR, lastly introduced the use of CLQA.
出处
《现代情报》
北大核心
2008年第10期53-56,共4页
Journal of Modern Information
关键词
自动问答系统
跨语言自动问答系统
自然语言处理
信息检索
跨语言信息检索
question answering system
a cross- language question answering system
natural language proceasing
information retrieval
cross- language information retrieval