He has been associated with Italian National Research Council (CNR) since 1987. In 1994 he moved to the Institute of Multimedia Information Technologies, where he is currently in charge of the Imaging and Vision Lab. He has been team leader in several research projects and published more than 130 refereed papers on image processing, analysis and reproduction, and image content-based indexing and retrieval. He is member of the CIE TC 8/3. He has been General Co-Chairman of the 1st Workshop on Image and Video Content-based Retrieval (1998), and general co-chair of the EI Internet Imaging Conferences (2000-2002). He was general co-chair of the First European Conference on Color in Graphics, Imaging and Vision (CGIV’2002).