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计算机科学 2005
An Agglomerative Hierarchical Clustering Algorithm Based on Weighted Representative Points
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Abstract:
As an agglomerative hierarchical clustering algorithm, CURE firstly employs the method of representing clusters by selecting some "representative points". Through the analysis of the feature of traditional hierarchical clus- tering algorithm, a novel agglomerative hierarchical clustering algorithm called WRPC is proposed in this paper. WR- PC can identify clusters with complex shapes and avrious size by introducing the influence-weight-based representative points selection mechanism and k-nearest-neighbor-method-based clusters nesting mechanim. Experimental results show that WRPC can provide better clustering result with high executing efficiency.