关系决策系统的属性约简模型
관계결책계통적속성약간모형
Attribute reduction of decision systems based on general relations
  • 万方数据
    渤海大学学报（自然科学版） 발해대학학보（자연과학판）
    JOURNAL OF BOHAI UNIVERSITY(NATURAL SCIENCE EDITION)
    2013年 4期 343-347 ,共5页

    张宇%王长忠

    장우%왕장충

    粗糙集%属性约简%二元关系 粗糙集%屬性約簡%二元關繫
    조조집%속성약간%이원관계
    rought sets%attribute reducation%binary relation
    针对经典粗糙集理论在知识约简中的局限性，本文研究关系决策系统的知识约简概念。给出关系决策系统的几种协调集和相应约简的定义，并给出它们之间的关系，并通过三个具体实例来加以说明。
    침대경전조조집이론재지식약간중적국한성，본문연구관계결책계통적지식약간개념。급출관계결책계통적궤충협조집화상응약간적정의，병급출타문지간적관계，병통과삼개구체실례래가이설명。
    Due to the limitations of classical rough sets , we propose a method for attribute reduction of deci-sion system based on binary relations .At the same time , we define several consist sets and reducations , mean-while providing the relation of them , and using three examples to illustrate ..
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