1. Data clustering: 50 years beyond K-means;Jain;Pattern Recognit. Lett.,2010
2. Some methods for classification and analysis of multivariate observations;Macqueen,1967
3. Sur la division des corps matériels en parties (French);Steinhaus;Bull. Acad. Polon. Sci. C1.III.,1956
4. Least squares quantization in PCM;Lloyd;IEEE Trans. Inform. Theory.,1982
5. ISODATA, a Novel Method of Data Analysis and Pattern Classification;Ball,1965