• 机械故障诊断存在许多确定性知识冗余性粗糙理论一种新型处理确定性信息数学工具,粗糙集理论提供了机械故障进行诊断全新的有效途径。

    There exists a lot of uncertainty and redundant knowledge in machinery fault diagnosis, while rough set theory is a new mathematical tool to deal with uncertain information.

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  • 粗糙理论两个重要概念直接定义计算与核一个典型NP难题

    Reduction and core are two important concepts in rough set theory, while computing reductions and core according to the definitions directly is a typical NP problem.

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  • 可变精度粗糙作为经典粗糙集理论扩展体现了等价类重叠度程度上差别

    As the extension of rough set, variable precision rough set reflects the difference of degrees of overlap of kinds and sets.

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  • 属性粗糙理论研究一个核心问题属性确定往往是决策表中属性约简基础

    Attribute reduction is one of the key problems in rough set theory, and determination of core attribute is the basis to solve the problem of attribute reduction.

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  • 属性粗糙理论研究一个核心问题属性确定往往是决策表中属性约简基础

    Attribute reduction is one of the key problems in rough set theory, and determination of core attribute is the basis to solve the problem of attribute reduction.

    youdao

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