Haizhou Ai Luhong Liang Xipan Xiao Guangyou Xu Face Indexing and Retrieval in Personal Digital Album. 48-54 2001 conf/pcm/2001 IEEE Pacific Rim Conference on Multimedia http://link.springer.de/link/service/series/0558/bibs/2195/21950048.htm db/conf/pcm/pcm2001.html#AiLXX01