I'm currently pursuing a Ph.D. in Computer Science at Federal University of Rio Grande do Sul (Institute of Informatics), I hold an MSc in Computer Science from Federal University of Rio Grande do Sul and a B.Eng. in Computer Engineering from Universidade do Oeste de Santa Catarina. Most of my experience are in image processing, computer vision, and pattern recognition. Free software enthusiast and GNU/Linux user. Interested in new web technologies, augmented reality, cryptography and image forensics.