Abstract. This paper uses a framework drawn from work in the philosophy of science to characterize the concepts of program correctness that have been used in software engineering, ...
We present a simple, yet general top-down query answering procedure for logic programs managing uncertainty. The main features are: (i) the certainty values are taken from a certai...
A general semantics-based framework for the analysis of logic programs with delay declarations is presented. The framework incorporates well known refinement techniques based on r...
Agostino Cortesi, Baudouin Le Charlier, Sabina Ros...
In order to obtain a suitable model of the universe of discourse of some information systems, it is important to allow the description of imprecise objects with temporal indetermi...
Ed Porto Bezerra, Ulrich Schiel, Bernardo Lula Jr.
In spatial reasoning, in particular for applications in image understanding, structure recognition and computer vision, a lot of attention has to be paid to spatial relationships ...