The result size of a query that involves multiple attributes from the same relation depends on these attributes’ joint data distribution,i.e., the frequencies of all combination...
Abstract. CSP is a well-established formalism for modelling and verification of concurrent reactive systems based on refinement. Consolidated denotational models and an effective t...
d Abstract) Marcelo Fiore1 Chung-Kil Hur2,3 Computer Laboratory University of Cambridge Cambridge, UK We introduce an abstract general notion of system of equations between terms,...
Thie paper presents a representation echeme for polyhedral objects in arbitrary dimensions. Each object ie represented as the algebraic sum of convex polyhedra (cells). Each cell ...
Abstract. Qualitative reasoning uses a limited set of relevant distinctions of the domain to allow a flexible way of representing and reasoning about it. This work presents a conce...