Guest Editorial

Abstract

Welcome to this special issue, a showcase of some of the most notable papers which were presented at SBAC-PAD 2011 in Vitória, Brazil, in October 2011. SBAC-PAD is an international annual conference, started in 1987, which has continuously presented an overview of new developments, applications, and trends in parallel and distributed computing technologies. SBAC-PAD is open to faculty members, researchers, practitioners, and graduate students around the world. Last year, it was promoted by the Brazilian Computer Society, organized in cooperation with the IEEE Computer