Based on the definitions, the core finding algorithm, the relative attribute reduction algorithm and value reduction of information decision system are presented based on binary discernibility matrix.
在定义的基础上，给出了基于二进制区分矩阵的求核算法、相对属性约简算法及值约简算法。
Both of attribute weight frequency and strong compressible set are used to simplify discernibility matrix so that computing complexity is decreased and reduction efficiency is.
同时利用属性加权频率和强等价集概念化简区分矩阵，既减小了计算复杂度又提高了约简效率。
Both of attribute weight frequency and strong compressible set are used to simplify discernibility matrix so that computing complexity is decreased and reduction efficiency is increased.
同时利用属性加权频率和强等价集概念化简区分矩阵，既减小了计算复杂度又提高了约简效率。
In incomplete information system, objects of the tolerance class and maximal consistent block in the attribute reduction algorithm based on discernibility matrix are uncertain.
在不完备信息系统基于差别矩阵的属性约简算法中，相容类和最大相容类中的对象具有不确定性。
Aiming at these disadvantages, a new selected attribute standard based on magnitude of the discernibility element is proposed.
针对这些不足，提出基于差别元素的大小为新的属性选择标准。
In addition, we propose theory of knowledge reduction based on consistent decision formal context and give the judgement theorems and discernibility matrices, from which methods of attribute …
进一步给出了属性约简的判定定理和相应的可辩识属性矩阵，从而为概念格中协调决策形式背景属性约简提供了一种具体的方法。
In order to solve updating core attributes of incremental condition attribute system, an equivalent binary discernibility matrix is proposed based on in-depth study firstly.
为解决信息系统在条件属性动态增加情况下的核属性更新问题，通过深入分析得到了一种二进制区分矩阵的等价表示方法；
Discernibility matrix and discernibility function are a powerful tool seeking nuclear attributes and attribute reduction.
区分矩阵和区分函数是求核和约简的有力工具。
Discernibility matrix and discernibility function are a powerful tool seeking nuclear attributes and attribute reduction.
区分矩阵和区分函数是求核和约简的有力工具。
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