Secondly, in the paper a user's requirement model has been proposed using the ontology theory that presented by descriptive logic, the model adequately expresses the semantic information of users.
第二，提出了利用描述逻辑表示的本体理论来表达用户需求的模型，该模型可以充分表达用户需求中的语义信息；
This paper presents a designing schema of platform using for information system of electric power based on J2EE, and emphasizes on the design and implementation of semantic tier.
提出了一种基于J2EE技术，用于电力信息系统的平台设计方案，并着重介绍了平台的语义层设计与实现。
Mining association rules with ontological information bases on built domain ontology, using an algorithm of data mining, to produce semantic association rules which are more greatly satisfying users.
基于本体的关联规则挖掘，是利用构建好的领域本体，结合数据挖掘算法，产生出具有语义的更符合用户需求的关联规则。
Using co-word analysis to construct concept space and realize semantic retrieval is one of the research hotspots in information organization and retrieval fields at present.
利用共现分析构建概念空间，实现语义检索，是当前信息组织和检索领域研究热点之一。
Without training samples when using this method, we can get semantic information of ontology and combine the similarity calculations to achieve the short-text classification.
而且使用基于本体的短文本分类方法，无须训练样本，可以通过本体获得语义信息并结合相似性计算来实现对短文本的自动分类。
This model retrieves information on semantic using natural language processing technique so as to overcome the shortcoming of traditional retrieval methods and enhance efficiency.
该模型利用自然语言处理技术，在语义层次上进行查询和检索，克服了传统检索方法的不足，提高了查全率与查准率。
This model retrieves information on semantic using natural language processing technique so as to overcome the shortcoming of traditional retrieval methods and enhance efficiency.
该模型利用自然语言处理技术，在语义层次上进行查询和检索，克服了传统检索方法的不足，提高了查全率与查准率。
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