In allusion to idea generation matrix, represents the knowledge included in the method based on frame, and proposes a correspondent mechanism of concept reasoning.

针对概念衍生矩阵方法，给出该方法所需知识的框架表达形式，以及相应的概念推理机制。

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The KBS for optimizing electricity cost was established by researching something about generation cost based on the method of combining mathematic model with knowledge model.

采用数学模型和知识模型相结合的方法，对发电企业的发电成本相关问题进行研究，建立了发电成本优化决策知识库系统。

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Information reduction method is given, in which includes RS knowledge modeling, RS decision logic expression, distinction matrix making, cores calculation, attributes reduction, rules generation, etc.

给出了数据约简方法，包括建立RS知识模型、RS决策逻辑表示、确定辨识矩阵、计算其核心、进行属性归约、规则形成等内容。

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