Combination with upper and lower approximation of Rough sets theory and MST algorithm presents Rough MST algorithm, and constructs certain MST and uncertain MST.
结合粗糙集理论中的上下近似理论与图论中的最小生成树算法提出了粗糙最小生成树算法，并构造了确定性最小生成树和可能性最小生树。
We discuss the relation between fuzzy measure defined by lower approximation and upper approximation of fuzzy set and probability fuzzy measures.
讨论了利用模糊集的下近似和上近似定义的模糊测度和概率模糊测度的关系。
The relationship between fuzzy probability defined by lower approximation and upper approximation of random fuzzy sets and fuzzy belief measures, fuzzy plausibility measures is discussed.
讨论随机模糊下近似、上近似集的模糊概率与模糊信任测度、模糊似然测度之间的关系。
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