【Key words】 rough set theory; attribute reduction; data mining; incomplete information system; multivalued information system;
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The paper mainly research expansion model of rough set: rough set model based on continuous attribute and algorithm of reduction; model and algorithm for reduction of knowledge under incomplete information systems; rough set model and reduction based multivalued information system.
重点研究了扩展粗糙集模型:基于连续属性的粗糙集模型及其约简算法;不完备信息系统下粗糙集模型及其约简算法;以及更一般的集值信息系统及其约简算法。
参考来源 - 基于粗糙的数据挖掘属性约简算法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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