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- dominance relation rough set 优势关系粗糙集
- A low risk decision algorithm based on similarity relation rough set 一种基于相似关系粗糙集的低风险决策算法
- Through the analysis of existing extension models of rough set,an amended unsymmetrical similarity relation is presented. 摘要 通过分析现有粗糙集扩充模型,提出了一种修正非对称相似关系。
- The advantage of Rough set is the ability to acquire the knowledge. 粗糙集理论的要点是将分类与知识联系在一起,粗糙集理论认为知识即是将对象进行分类的能力。
- The reliability of the axiom group, which shows that characterizing of rough set theory based on similar relation is rational, is proved. 证明了公理组的可靠性,它表明了用所给公理组刻画基于相似关系粗糙集理论的合理性。
- Reduction of knowledge is the core of rough set theory. 摘要知识约简是粗糙集理论的核心问题。
- Through the analysis of existing extension models of rough set,an amended unsymmetrical similarity relation is presented. 通过分析现有粗糙集扩充模型,提出了一种修正非对称相似关系。
- Rough set theory as a new mathematical tool is fit for data mining. It consists of information table, equivalent relation, upper/lower approximation and reduction. 粗糙集作为一种新型的数学工具,它用信息表作为知识表达工具,把定义在属性集上的等价关系看作知识,把属性约简作为规则获取的途径,是一种有效的数据挖掘工具。
- But classical rough set are based on indiscernibility relation or similarity relation.The problems in Seismology deal with ordering objects instead of classifying objects. 但是,经典的粗糙集理论建立在由等价关系对对象集划分的基础上,而震例数据是有序的而不是分类的对象。
- Based on the inclusion relation of upper approximations and lower approximations of rough set,a new definition of upper approximations and lower approximations can be obtained. 根据粗糙集上下近似的包含关系,得到概念的一种新的上下近似的运算的定义。
- This paper discussed the attribute reduction in rough set combined fuzzy relation theory,and then proposed a new attribute reduction algorithm and gave an illustrative example. 结合模糊关系的理论,对粗糙集理论的属性约简算法进行研究,提出了一个新的属性约简算法,并给出了一个应用实例。
- This paper presents a rough set theory based on the text classification. 文章提出了一种基于粗糙集理论的文本分类方法。
- Granular computing is emerging as a powerful tool for rough set theory. 粒度计算是粗糙集理论研究的一种强有力的工具。
- extended dominance rough set theory 扩展优势粗集理论
- Dominance Relation Research on Information System 信息系统上的优势关系研究
- Dominance Relation and Keeping-order Relation 信息系统上的优势关系与保序关系
- In addition, we process the polysemous problem using rough sets. 本系统还利用模糊集来处理多义词的问题。
- The rough communication is a new application of rough sets theory. 信息粗传递是粗糙集理论的一个新的应用。
- Limited extended dominance relation 有限扩展优势关系
- In addition,we process the polysemous problem using rough sets. 另外,本系统还利用模糊集来处理多义词的问题。