摘要
论述了金矿综合信息预测知识库建造中所使用的知识抽取机制，即从专家知识源获取知识，表示为知识库形式的过程和方法。知识抽取是一个多任务过程，不仅要分析领域知识的特点及知识库的形式，而且还要进行相应的知识抽取任务分析及方法研究。本文章给出了一种抽取方法，为知识工程师对专家知识的抽取提供了良好的结构，并使所抽取的知识更有意义。该方法对分类型知识的获取具有一定的适用性。
The mechanism of knowledge extraction is described in the paper whichhas been used to build up the original knowledge bases about the gold deposits predictionby comprehensive information. In the light of domain knowledge feature analysis,theresearch Of velationship between the features and the knowiedge base,and thedetormination of extraction procedure,an experts knowledge has been obtained andchanged into the form of knowledge base,A now extraction method is presented in thepaper.The method can make the extracted knowledge more significant and is popular tothe taxonomic knowledge.
基金
高等学校博士点专项基金
关键词
综合信息预测
知识抽取
专家系统
金矿床
gold deposits,mineral predication by comprehensive information,knowledge extraction,expert system
