Cheng-Hung Li Chih-Yi Chiu Chun-Rong Huang Chu-Song Chen Lee-Feng Chien Image Content Clustering and Summarization for Photo Collections. 1033-1036 2006 conf/icmcs/2006 ICME http://doi.ieeecomputersociety.org/10.1109/ICME.2006.262710 db/conf/icmcs/icme2006.html#LiCHCC06