摘要
对粗糙关系数据库(Rough Relational Database,RRDB)的度量问题在国内外的发展状况进行了探讨分析。具体分为两部分,其一,对与粗糙关系数据库相关的几个概念进行了介绍;其二,对目前粗糙关系数据库的度量问题在国内外的发展状况进行了总结研究。
The study of measures problem for rough relational database（RRDB） and its development status were discussed.Concretely,some basic concepts related to rough relational database were given firstly,moreover the development status about measures problem of rough relational database were reviewed and analyzed at home and abroad.
出处
《计算机科学》
CSCD
北大核心
2012年第12期14-15,54,共3页
Computer Science
基金
国家自然科学基金(70871072)资助
关键词
RRDB
近似度量
熵度量
位模式
RRDB
Approximate measures
Entropy measures
Bit pattern
