1. Automatic color segmentation images with application to detection of variegated coloring in skin tumors;Umbaugh;IEEE Engineering in Medicine and Biology Magazine,1989
2. Picture Segmentation using a recursive splitting method;Ohlander;CGIP,1978
3. Interactive computer analysis of aerial color infrared photographs;Underwood;CGIP,1977
4. Digital Picture Processing;Rosenfeld,1982
5. Segmentation of chromatic image;Sarabi;PR,1981