| 一种基于SQL的属性约简算法 |
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| 引用本文： | 刘井莲.一种基于SQL的属性约简算法[J].科学技术与工程,2010,10(25). |
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| 作者姓名： | 刘井莲 |
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| 作者单位： | 绥化学院计算机系,绥化,152061 |
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| 基金项目： | 绥化学院杰出青年基金 |
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| 摘 要： | 给出了在给定属性集中某个属性是否是不必要属性的新定理,结合SQL给出了相应的算法,实现了一种求解属性约简的改进算法,并给出了证明。
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| 关 键 词： | 粗糙集 属性约简算法 结构化查询语言 |
| 收稿时间： | 5/26/2010 9:02:10 PM |
| 修稿时间： | 5/26/2010 9:02:10 PM |
Attribute Reduction Algorithm Based on SQL |
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| liujinglian.Attribute Reduction Algorithm Based on SQL[J].Science Technology and Engineering,2010,10(25). |
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| Authors: | liujinglian |
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| Institution: | LIU Jing-lian(Computer Department,Suihua Institute,Suihua 152061,P.R.China) |
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| Abstract: | A theorem is given about whether or not an attribute is necessary for a certain attribute sets, and the corresponding algorithm is given based on SQL. Based on these research results, an improved attribute reduction algorithm based on rough set is presented. |
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| Keywords: | Rough set Attribute reduction algorithm SQL |
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