摘要
该文在领域知识中的概念之间语义关系数量化的基础上,利用概念间的层次结构,根据不同概念的抽象程度,提出具体的量化公式,在类别比较相近情况下有更好的区分能力。
In this paper,based on the quantification of semantic relationships in domain knowledge's concepts,making use of hierarchical structure of concepts,proposes a specific formula to quantify concepts according to their abstract level,which improves text categorization when the categories are somewhat similar.
出处
《电脑知识与技术》
2011年第9X期6618-6620,共3页
Computer Knowledge and Technology
关键词
领域知识
文本分类
层次结构
domain knowledge
text categorization
hierarchy structure
