近似差分算子 [数] approximate difference operator
The current researches on fuzzy rough sets are focused on construction of fuzzy rough approximation operators. Howerver little attention is paid to fuzzy granulation.
当前模糊粗糙集的研究主要集中于模糊近似算子的构造,忽略了对模糊粒化结构的分析。
参考来源 - 混合数据知识发现的粗糙计算模型和算法·2,447,543篇论文数据，部分数据来源于NoteExpress
并讨论了映射的性质与近似算子性质之间的关系。
The connections between the properties of the mapping and approximation operators are discussed.
最后，给出了广义模糊粗糙近似算子的分解与合成定理。
At last, we we prove the decomposition and synthetize theorems of general fuzzy rough approximation operator.
讨论了分配bz格的区间结构及其粗糙近似算子的性质。
In this paper, interval structure of distributive BZ lattices and properties of rough approximation operators are discussed.
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