期刊名称：International Journal of Computer Science Issues
印刷版ISSN：1694-0784
电子版ISSN：1694-0814
出版年度：2012
卷号：9
期号：1
出版社：IJCSI Press
摘要：Generally speaking, in the natural language based document retrieval systems, the ability to determine questions having the equivalent meanings is an important requirement, it allows the optimization of the processing mechanism of questions in related systems. To determine Vietnamese questions having the equivalent meanings for a Vietnamese language based document retrieval system, we have to solve the problems: what is the meaning of a question? And, how can we determine the equivalent meanings of these questions? In this research, we established the method which can allows to determine the Vietnamese questions having the equivalent meanings.
关键词：Natural Language Processing; Document Retrieval; Syntax; Semantics.
