| 模糊概念格在知识发现的应用及一种构造算法 |
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| 引用本文： | 强宇,刘宗田,林炜,时百胜,李云.模糊概念格在知识发现的应用及一种构造算法[J].电子学报,2005,33(2):350-353. |
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| 作者姓名： | 强宇 刘宗田 林炜 时百胜 李云 |
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| 作者单位： | 1. 上海大学计算机学院,上海 200072;2. 蚌埠坦克学院,安徽蚌埠 233013 |
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| 摘 要： | 基于有限L_背景的模糊格在扩展和时空复杂度上有局限.本文定义了广义的模糊概念格和其上的截运算以简化格构造,提出了一种模糊格构造算法.在概念格结点级上定义了两个模糊参数α和 ,以避免提取因高偏差导致的无效规则.给出一个实例,说明了从模糊概念格提取不确定规则、计算规则支持度、置信度的原则、方法.实现了构造算法与Godin算法的对比实验,结果表明本算法在时空性能上要优于Godin算法.
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| 关 键 词： | 人工智能 属性模糊概念格 模糊语言变量 知识发现 |
| 文章编号： | 0372-2112(2005)02-0350-04 |
| 收稿时间： | 2004-04-23 |
Research on Fuzzy Concept Lattice in Knowledge Discovery and a Construction Algorithm |
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| QIANG Yu,Liu Zong-tian,LIN Wei,SHI Bai-sheng,LI Yun.Research on Fuzzy Concept Lattice in Knowledge Discovery and a Construction Algorithm[J].Acta Electronica Sinica,2005,33(2):350-353. |
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| Authors: | QIANG Yu Liu Zong-tian LIN Wei SHI Bai-sheng LI Yun |
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| Affiliation: | 1. School of engineering and science in computer,shanghai university,Shanghai 200072,china;2. BengBu Tank College,Bengbu,Anhui 233013,china |
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| Abstract: | ing indefinite rules and computing their support and confidence.A comparison experiment between construction algorithm and Godin algorithm was made.The result shows that construction algorithm is superior to Godin algorithm on time spatial complexity. |
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| Keywords: | artificial intelligence fuzzy attribute concept lattice fuzzy language variable knowledge discovery |
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