The main contents include the approximation set, decision systems, data preprocessing and attribute reduction and so on. It is a effective method of dealing with incomplete, inaccurate data.
其主要内容包括近似集、决策系统、数据预处理以及属性约简等等,是一种处理不完整,不精确数据的有效方法。
The classical rough set theory based on complete decision information systems is greatly restricted in incomplete decision information systems.
决策信息系统分解作为一种数据转换方法,对于处理数据的海量性和复杂性,提高分析效率和质量有积极的作用。
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