摘要
文章首先对用户需求信息描述语言 (User' s Need Description Language,简称 UNDL )进行扩充 ,以提高对用户需求信息的描述能力 ,并阐述了该语言的使用方法 ;其次 ,设计出需求分析描述语言(Need Analysis Description Language,简称 NADL) ,对 UNDL语言构成的用户需求描述的文本进行词法检查和语法分析 ,并用 NADL来记录此翻译得到的中间文本。以此规范的形式表示用户需求分析的结果 。
Firstly, the extension of User's Need Description Language will be given in this paper for improving its capability in order to describe the information of user's need. And the authors specify how to use this language. Secondly, Need Analysis Description Language is designed to make lexicon checking and grammar analysis of User's Need Description Language. As the result of lexicon checking and grammar analysis, the internal expression text is recorded by NADL. The result of user's need analysis, which is expressed normally, will prepare for transferring the information of user's need to field concept model.
出处
《云南师范大学学报（自然科学版）》
2003年第2期17-21,共5页
Journal of Yunnan Normal University:Natural Sciences Edition
基金
云南省自然科学基金资助项目 (2 0 0 0 F0 0 4 9M)
云南省自然科学基金重点项目 (2 0 0 1 F0 0 0 6Z)
