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An Efficient Frequent Patterns Mining Algorithm over Data Streams Based on FPD-Graph
Abstract:
The design of synopses structure is an important issue of frequent patterns mining over data stream. A data stream synopses structure FPD-Graph which is based on directed graph is proposed in this paper. The FPD-Graph contains list head node FPDG-Head and list node FPDG-Node. The operations of FPD-Graph consist of insert operation and deletion operation. A frequent pattern mining algorithm DGFPM based on sliding window over data stream is proposed in this paper. The IBM synthesizes data generation which output customers shopping a data are adopted as experiment data. The DGFPM algorithm not only has high precision for mining frequent patterns, but also has low processing time.
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4457-4462
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Online since:
January 2012
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© 2012 Trans Tech Publications Ltd. All Rights Reserved
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