Abstract
Social network analysis has been a hot topic in the field of graph mining. After people have achieved the goal of detecting communities from various networks, now they are interested in how these explored communities change as time passes by. In other words, people focus on the problem of community evolution and further discover those dynamic characteristics of kinds of networks. Here, we propose CommTracker, a novel and parameter-free algorithm of tracking community evolution, which utilizes the representative quality of core nodes in a community to establish the evolving relationship between two communities in consecutive time snapshots. With such a distinct strategy, it is suitable for analyzing large scale datasets. Depending on relationships established from CommTracker, it is feasible to identify community split and mergence. In addition, one relationship amongst evolution traces, evolution traces intersection, is also studied. At last, we demonstrate the correctness and effectiveness of our algorithm on 4 real datasets.
This work is supported by the National Natural Science Foundation of China under Grant 60402011 and National Eleven Five-Year Scientific and Technical Support Plans under Grant 2006BAH03B05.
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Wang, Y., Wu, B., Pei, X. (2008). CommTracker: A Core-Based Algorithm of Tracking Community Evolution. In: Tang, C., Ling, C.X., Zhou, X., Cercone, N.J., Li, X. (eds) Advanced Data Mining and Applications. ADMA 2008. Lecture Notes in Computer Science(), vol 5139. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-540-88192-6_22
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DOI: https://doi.org/10.1007/978-3-540-88192-6_22
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