open domain question answering

常见例句

Open-domain question-answering is a very difficult research topic, which is related to knowledge representation, information retrieval and natural language processing.
开放域的问答系统是集知识表示、信息检索、自然语言处理技术于一体的难度很高的研究课题。
ir.hit.edu.cn
With the rapid development of Internet, the Open domain Question Answering system becomes more and more attractive because the compact and exact result can be given by it.
随着计算机及互联网络技术的发展，开放域问答系统越来越受到人们的关注，因为它能够给用户提供相对简洁、准确的结果。
The Open domain Question Answering system is composed of five parts, that is, question classification, question expansion, search engine, answer extraction and answer selection.
开放域问答系统通常包括问题分类、问题扩展、搜索引擎、答案抽取和答案选择五个主要部分。