Research on Expert System Based on Natural Language Understanding
Shixiong Zheng · Jisuanji gongcheng · 2003
After discussing current research on knowledge acquisition method for document in natural language,the paper designs a set of semantic relation markups, which make for reasoning, integrates natural language understanding and reasoning technology, so that the result of natural language understanding can be turned into sentences which can used to reason by computer; rooted in literature of science and technology, developed semantic relation trees storeroom and put forward a method of calculating similarity degree between two sentences for semantic relation analysis, and realize analysis of semantic relation of natural language based on the combine of statistics and rules, so that document in natural language can be used as knowledge base of ES, so that the backward of uniform representation manner and bottleneck of knowledge acquisition were settled.