We present Gatekeeper, a decentralized protocol that performs Sybil-resilient node admission control based on a social network. Gatekeeper can admit most honest nodes while limiti...
Abstract. One of the most important collective communication patterns used in scientific applications is the complete exchange, also called All-to-All. Although efficient algorithm...
Luiz Angelo Steffenel, Maxime Martinasso, Denis Tr...
Utility Grids create an infrastructure for enabling users to consume services transparently over a global network. When optimizing workflow execution on utility Grids, we need to c...
Vector, emerging (homogenous and heterogeneous) multi-core and a number of accelerator processing devices potentially offer an order of magnitude speedup for scientific application...
Abstract. Nowadays, power consumption reduction techniques are being increasingly used in computer systems, and high-performance computing systems are not an exception. In particul...
Marina Alonso, Salvador Coll, Vicente Santonja, Ju...