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CORR
2002
Springer
187views Education» more  CORR 2002»
15 years 3 months ago
Answer Sets for Consistent Query Answering in Inconsistent Databases
A relational database is inconsistent if it does not satisfy a given set of integrity constraints. Nevertheless, it is likely that most of the data in it is consistent with the co...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki
ASP
2005
Springer
15 years 9 months ago
A Preliminary Report on Integrating of Answer Set and Constraint Solving
Despite all efforts on intelligent grounding, state-of-the-art answer set solvers still have huge memory requirements, because they compute the ground instantiation of the input pr...
Sabrina Baselice, Piero A. Bonatti, Michael Gelfon...
PLILP
1997
Springer
15 years 8 months ago
Narrowing the Narrowing Space
We introduce a framework for managing as a whole the space of a narrowing computation. The aim of our framework is to find a finite representation of an infinite narrowing space...
Sergio Antoy, Zena M. Ariola
DLOG
2008
15 years 6 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
IPCO
2010
153views Optimization» more  IPCO 2010»
15 years 1 months ago
An Effective Branch-and-Bound Algorithm for Convex Quadratic Integer Programming
We present a branch-and-bound algorithm for minimizing a convex quadratic objective function over integer variables subject to convex constraints. In a given node of the enumerati...
Christoph Buchheim, Alberto Caprara, Andrea Lodi