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基于直方图的概率数据流聚类算法

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摘要 文章提出一种概率数据流聚类方法PWStream。PWStream采用直方图保存最近数据信息摘要,在允许的误差范围内删除过期的数据元组;并设计了一种基于距离和存在概率的簇选择策略,从而可以发现更多的强簇。理论分析和实验结果表明,该方法具有良好的聚类质量和较快的数据处理能力。
机构地区 铜陵学院
出处 《铜陵学院学报》 2010年第2期73-75,共3页 Journal of Tongling University
基金 安徽省高等学校自然科学研究项目(编号:KJ2009B139) 安徽省高等学校青年教师科研资助计划项目(编号:2008jq1143)
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