...词：信息系统；粗糙熵；属性重要度；属性约简 [gap=658]Key words: information system; rough entropy; attribute significance; attribute reduction ...
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...属性重要度；火灾危险源 中图分类号：TD 75 文献标识码：A [gap=1422]Key words：rough sets；weights；important of attribute；fire hazard ...
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属性重要性测度 measure significance of attributes
该算法需要多次计算属性重要度。
The algorithm needs to compute the significance of the attributes many times.
本文提出一种基于属性重要度的启发式特征选取算法。
In this paper, we introduce an algorithm which is using the importance of attribute with heuristics for feature selection.
该算法以属性重要度为迭代准则得到属性集合的最小约简。
This algorithm takes the importance of attribute as the iterative criterion and finds the least reduction of attribute-set.
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