Roberto Bartolini Emiliano Giovannetti Simone Marchi Simonetta Montemagni Claudio Andreatta Roberto Brunelli Rodolfo Stecher Paolo Bouquet Multimedia Information Extraction in Ontology-based Semantic Annotation of Product Catalogues. 2006 conf/swap/2006 SWAP http://www.ceur-ws.org/Vol-201/41.pdf db/conf/swap/swap2006.html#BartoliniGMMA06