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An Algorithm for Mining Frequent Patterns Based on Space Partition
Author(s): 
Pages: 330-336
Year: Issue:  3
Journal: ACTA SCIENTIARUM NATURALIUM UNIVERSITATIS NEIMONGOL

Keyword:  关联规则挖掘频繁项集完全格;
Abstract: 对关联规则挖掘问题建立了完全格描述并给出了问题规模下限,提出了一种基于搜索空间划分的项集频度计算模型.在对FP-树进行改造的基础上提出基于划分思想的频繁项集挖掘算法UPM,算法的项集频度计算和非频繁项目裁剪都基于空间划分的思想.性能实验表明,与FP-Growth算法相比,UPM算法的时空效率有较大提高.
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