David Menotti received his Computer Engineering and Informatics Applied Master degrees from the Pontifícia Universidade Católica do Paraná (PUCPR), Curitiba, Brazil, in 2001 and 2003, respectively. In 2008, he received his co-tutelage PhD degree in Computer Science from the Federal University of Minas Gerais (UFMG), Belo Horizonte, Brazil and the Université Paris-Est/Groupe ESIEE, Paris, France. He is an associate professor at the Computing Department (DECOM), Universidade Federal de Ouro Preto (UFOP), Ouro Preto, Brazil, since August 2008. From June 2013 to May 2014 he has been on his sabbatical year at Institute of Computing, University of Campinas (UNICAMP), Campinas, Brazil, as a post-doc / collaborator researcher supported by FAPESP (grant 2013/4172-0). Currently, he is working as a permanent and collaborator professor at the Post-Graduate Program in Computer Science DECOM-UFOP and DCC-UFMG, respectively. His research interests include image processing, pattern recognition, computer vision, and information retrieval.