1. Shapiro, Linda G.; Stockman, George C. Computer Vision. Upper Saddle River, NJ: Prentice Hall. ISBN 0130307963, 2001.
2. C. Carson, P.H. Torr, H. Greenspan, and J. Malik, “Blob world: Image Segmentation Using EM and Its Application to Image Querying,” IEEE Trans. on Pattern Analysis and Machine Intelligence, 24(8): 1026-1038, 2002.
3. Olsen, O. and Nielsen, M. “Multi-scale gradient magnitude watershed segmentation,” Proc. of ICIAP 97, Florence, Italy, Lecture Notes in Computer Science, pages 6-13. Springer Verlag, September 1997.
4. Z. Lin, and L.S. Davis, “Shape-Based Human Detection and Segmentation via Hierarchical Part-Template Matching,” IEEE Trans. on Pattern Analysis and Machine Intelligence, 32(4): 0162-8828, 2010.
5. W. Gao, H. Ai, and S. Lao, “Adaptive Contour Features in Oriented Granular Space for Human Detection and Segmentation,” In Computer Vision and Pattern Recognition (CVPR), PP. 1786-1793, 2009.