1) Cover-free family
无覆盖集的族
2) cover-free families
非覆盖的族
3) the covering of set
集合的覆盖
4) cover of a set of dependencies
从属集的覆盖
5) family of covers
覆盖族
1.
The notions of pre-cotopology,pre-closure operator,family of pre-outside-derived operators,pre-interior operator,family of covers,and their orders on a given complete lattice are introduced,and the way to determine pre-cotopologies on a complete lattice is studied.
通过定义完备格L上的预余拓扑、预闭包算子、预外导算子族、预内部算子、覆盖族及它们上的序关系,研究给定完备格L上预余拓扑的确定方式。
6) set covering
集合覆盖
1.
Attribute reduction way of incomplete information system based on set covering problem;
基于集合覆盖的不完备信息系统属性约简方法
2.
A Study of Reduction of Attributes and Set Covering Problem;
关于属性约简和集合覆盖问题的探讨
3.
The optimization quality and computation time of set covering and tabu search algorithms were analyzed and compared.
分析和比较了集合覆盖和禁忌搜索两种高效布局算法的优化性能和计算时间。
补充资料：分离集族
分离集族
disjunctive family of sets
分离集族〔啊退川咖e伽I妞yof洲s;八。几二盯肋e ceMe吞cT的M“o袱eeTol 两两互不相交的集合组成的集族. B.A.E如M。。撰张锦文、赵希顺译
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条