This paper firstly discusses three kinds of level in the fineness hierarchy of semantic roles, and introduces their application in some systems of natural language processing(NPL).
本文首先讨论语义角色的三种精细程度不一的分类层级，介绍它们各自在语言信息处理系统中的有关应用。
Recently using natural language processing technology to process electronic patient's record is becoming a hot spot on research and application in information processing area.
应用自然语言处理技术对医疗领域的信息进行处理，日益成为自然语言处理的一个新兴的研究和应用热点。
This technology is an integrated application of many natural language processing techniques, including text preprocessing, text structure analysis, inter-text inference and so on.
该技术是许多自然语言处理技术的综合运用，涉及的内容包括文本预处理、文本结构分析、篇章关联推导等。
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