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数据挖掘算法的改进及其在Chord网络中的应用
引用本文:王春风 周宁. 数据挖掘算法的改进及其在Chord网络中的应用[J]. 计算机应用, 2012, 32(1): 199-201. DOI: 10.3724/SP.J.1087.2012.00199
作者姓名:王春风 周宁
作者单位:盐城工学院 现代教育技术中心,江苏 盐城 224051
基金项目:盐城市科技发展计划项目(YK2009092)
摘    要:为了提高数据挖掘算法的效率以及Chord资源定位的速度,引入条件模式以及深度优先的策略改进数据挖掘算法,并将改进后的数据挖掘算法应用到Chord网络的路由表中,通过删除无效或使用频率极低的路由和增加相关路由信息的方法,加速资源定位过程。最终性能比较实验表明,数据挖掘改进算法不仅体现了优越的算法性能,同时通过挖掘Chord网络的关联规则,有效地提升了系统的资源定位性能。

关 键 词:数据挖掘  资源定位  定位机制  频繁项目集  路由信息  
收稿时间:2011-06-28
修稿时间:2011-08-22

Improvement of data mining algorithm and its application in Chord network
WANG Chun-feng ZHOU Ning. Improvement of data mining algorithm and its application in Chord network[J]. Journal of Computer Applications, 2012, 32(1): 199-201. DOI: 10.3724/SP.J.1087.2012.00199
Authors:WANG Chun-feng ZHOU Ning
Affiliation:Modern Education Technology Center, Yancheng Institute of Technology, Yancheng Jiangsu 224051, China
Abstract:To improve the efficiency of data mining algorithms and the speed of Chord resource location, the paper optimized the data mining algorithm by introducing the conditional model and the depth-first strategy, and then applied the data mining algorithm in the Chord network routing table. The paper speeded up the process of resource location by deleting the routing information of invalid or low frequency use, and adding the relevant routing information. Finally, the performance comparison experiments show that the improved data mining algorithm reflects the superior performance, and effectively improves the positioning performance of the system's resources by mining the association rules of the Chord network.
Keywords:data mining   resource location   location mechanism   frequent itemsets   routing information
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