提出了基于可变精度粗糙集(VPRS)的风险分析方法。
The risk analysis method based on variable precision rough set (VPRS) was proposed.
而可变精度粗糙集作为对经典粗糙集理论的扩展，体现了等价类与集合的重叠度程度上的差别。
As the extension of rough set, variable precision rough set reflects the difference of degrees of overlap of kinds and sets.
而可变精度粗糙集作为对经典粗糙集理论的扩展，体现了等价类与集合的重叠度程度上的差别。
As the extension of rough set, variable precision rough set reflects the difference of degrees of overlap of kinds and sets.
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