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Some definitions and properties of this tolerance rough set are given and a new definition of degree of nearness is fo... 最后通过歼击机故障信息决策分类验证本文约简方法的正确性和对噪声数据的冗余性。
To obtain knowledge and data from incomplete decision table (IDT), the paper presents a new doubly variable precision limited tolerance rough set theory model (VPLTRST). 摘要为了能够从不完备决策表(IDT)中进行知识发现和数据挖掘，提出一种新的具有对称性的双重可变精度限制容差关系粗集模型(VPLTRST)。
In this paper,a novel rough set model based on concordance relation is presented,which relaxing the indiscernibility and tolerance between objects on the basis of classical and tolerant rough sets. 首先在传统的粗糙集模型基础上,通过松弛对象之间的不可分辨和相容性条件,给出了一种基于和谐关系的扩展粗糙集模型;
tolerant rough set 相容粗糙集
Knowledge Reduction Based on Tolerance Rough Sets Theory 基于容错粗集理论的知识约简
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。
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。
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。
tolerance rough set 容错粗糙集
This paper presents a novel rough set model based on concordance relation, according to which the objects are less indiscernible and tolerant on the basis of classical and torlerant rough sets. 摘要在传统的粗糙集模型和相容粗糙集模型基础上，通过松弛对象之间的不可分辨和相容性条件，给出了一种新的基于和谐关系的粗糙集模型。
The attributes reduction of Rough Set is NP problem, and it makes Rough Set hard to use broadly in reality. 摘要粗糙集的属性约简属于NP问题，这就使得粗糙集很难在现实中得到广泛的应用。
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。
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。
Based on rough set theory, a new fault diagnosis method of power electronic circuits was presented. 基于粗糙集理论,提出了一种电力电子电路故障诊断的新方法:粗糙集方法。
A new method of rough set and neural network for fan trouble diagnosis is presented. 提出了一种粗糙集理论与神经网络集成的风机故障诊断方法。
Rough set theory and synthesis reasoning theory can be integrated and generalized successfully. 实现了对粗糙集理论和综合推理理论的融合和成功扩展。
Through these studies, the study of rough set's algebraic properties are spreaded to right involution groupoid. 这些结果将粗糙集代数性质的研究扩展到右对合广群这个代数系统中。
With the basic principle of rough set, customers dig out the decision rules they wanted. 利用粗糙集理论的基本原理,挖掘出用户需要的决策规则。