We present a “black-box” approach to estimating query cardinality that has no knowledge of query execution plans and data distribution, yet provides accurate estimates. It doe...
Abstract. The decoupling between behavior and communication fostered by coordination becomes of paramount importance in mobile computing. In this scenario, however, coordination te...
paper we will discuss the design of abstract firewall model along with platform-independent policy definition language. We will also discuss the main design challenges and solutio...
Abstract—The security mechanisms employed in current networked environments are increasingly complex, and their configuration management has an important role for the protection...
icians or philosophers use abstract symbols to derive formulas or form proofs. Indeed, these sketches are structural geometric proofs, consistent with Plato's supposition that...