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doi = {10.1007/978-3-642-30126-1_90},  url = {http://dx.doi.org/10.1007/978-3-642-30126-1_90},  year = {2012},  publisher = {Springer Science$\mathplus$  Business Media}, pages = {569--578},  author = {Y. Lin and N. Tong and M. Shi and K. Fan and D. Yuan and L. Qu and Q. Fu},  title = {{K-means Optimization Clustering Algorithm Based on Particle Swarm Optimization and Multiclass Merging}},