A probabilistic information system was used to express the uncertainty relationship between objects and attributes.
用概率信息系统表示对象与属性值之间的概率关系。
In order to discover probabilistic decision rules in preferential multiple attribute decision system with incomplete information, an extension of the rough sets model is proposed in the paper.
为了从有偏好信息但信息不完全的多属性决策系统中获取概率决策规则，提出一种新的不完全信息的多属性粗糙决策分析方法。
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