variable precision rough sets

• 变精度粗糙集

variable precision rough sets的用法和样例：

例句

1. For a kind of group decision classification problem, a method aggregating group preference from multiple decision tables based on variable precision rough set is proposed.
   摘要针对群决策分类问题，提出一种可以从多个决策表中获取群体分类偏好的可变精度粗糙集方法。