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DLOG
2008
15 years 8 months ago
Taming the Infinite Chase: Query Answering under Expressive Relational Constraints
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...
Andrea Calì, Georg Gottlob, Michael Kifer
ASP
2005
Springer
15 years 8 months ago
Exploiting ASP for Semantic Information Extraction
Abstract. The paper describes HıLεX, a new ASP-based system for the extraction of information from unstructured documents. Unlike previous systems, which are mainly syntactic, H...
Massimo Ruffolo, Nicola Leone, Marco Manna, Domeni...
MICAI
2000
Springer
15 years 9 months ago
Searching for a Solution to Program Verification=Equation Solving in CCS
Unique Fixpoint Induction, UFI, is a chief inference rule to prove the equivalence of recursive processes in CCS [7]. It plays a major role in the equational approach to verificati...
Raul Monroy, Alan Bundy, Ian Green
AMAST
1998
Springer
15 years 10 months ago
Type Analysis for CHIP
Abstract. This paper proposes a tool to support reasoning about (partial) correctness of constraint logic programs. The tool infers a speci cation that approximates the semantics o...
Wlodzimierz Drabent, Pawel Pietrzak
TPHOL
2008
IEEE
16 years 11 days ago
Formalizing a Framework for Dynamic Slicing of Program Dependence Graphs in Isabelle/HOL
Slicing is a widely-used technique with applications in e.g. compiler technology and software security. Thus verification of algorithms in these areas is often based on the correc...
Daniel Wasserrab, Andreas Lochbihler