Jobst Löffler Konstantin Biatov Christian Eckes Joachim Köhler IFINDER: an MPEG-7-based retrieval system for distributed multimedia content. 431-435 2002 conf/mm/2002 ACM Multimedia http://doi.acm.org/10.1145/641007.641102 db/conf/mm/mm2002.html#LofflerBEK02