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» Answer Set Programming with Constraints Using Lazy Grounding
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LOPSTR
2009
Springer
14 years 2 months ago
LP with Flexible Grouping and Aggregates Using Modes
We propose a new grouping operator for logic programs based on the group_by operator of SQL. The novelty of our proposal lies in the use of modes, which allows us to relax some rat...
Marcin Czenko, Sandro Etalle
AGP
2003
IEEE
13 years 11 months ago
Advanced Backjumping Techniques for Rule Instantiations
Abstract. The interest in the area of non-monotonic reasoning and declarative logic programming is growing rapidly after the recent development of a number of Answer Set Programmin...
Simona Perri, Francesco Scarcello
KRDB
2003
111views Database» more  KRDB 2003»
13 years 9 months ago
A Framework for Answering Queries using Multiple Representation and Inference Techniques
The Polylog framework is designed to provide a language for efficiently automating complex queries of information represented in multiple formats. A Polylog program contains a set...
Nicholas L. Cassimatis
ITA
2007
153views Communications» more  ITA 2007»
13 years 7 months ago
Deciding inclusion of set constants over infinite non-strict data structures
Abstract. Various static analyses of functional programming languages that permit infinite data structures make use of set constants like Top, Inf, and Bot, denoting all terms, al...
Manfred Schmidt-Schauß, David Sabel, Marko S...
DLOG
2008
13 years 10 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