一种基于粗集的值约简方法 一种粗糙集值约简算法及其应用 基于粗糙集的一种属性值约简算法及其应用-A value reduction method based on rough set a rough set value reduction algorithm and its application based on rough set an attribute value reduction algorithm and its application

relief 特征选择算法，用来约简数据属性。图像处理等(Relief feature selection algorithm is used to reduce data attributes. Image processing, etc.)