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CP
2007
Springer
16 years 18 days ago
A Compression Algorithm for Large Arity Extensional Constraints
We present an algorithm for compressing table constraints representing allowed or disallowed tuples. This type of constraint is used for example in configuration problems, where t...
George Katsirelos, Toby Walsh
CP
2007
Springer
16 years 18 days ago
Dynamic Management of Heuristics for Solving Structured CSPs
Abstract. This paper deals with the problem of solving efficiently structured CSPs. It is well known that (hyper)tree-decompositions offer the best approaches from a theoretical v...
Philippe Jégou, Samba Ndiaye, Cyril Terriou...
CPAIOR
2007
Springer
16 years 18 days ago
A Position-Based Propagator for the Open-Shop Problem
The Open-Shop Problem is a hard problem that can be solved using Constraint Programming or Operation Research methods. Existing techniques are efficient at reducing the search tree...
Jean-Noël Monette, Yves Deville, Pierre Dupon...
DEXA
2007
Springer
150views Database» more  DEXA 2007»
16 years 18 days ago
Sequence Alignment as a Database Technology Challenge
Abstract. Sequence alignment is an important task for molecular biologists. Because alignment basically deals with approximate string matching on large biological sequence collecti...
Hans Philippi
EPIA
2007
Springer
16 years 18 days ago
Towards Tractable Local Closed World Reasoning for the Semantic Web
Recently, the logics of minimal knowledge and negation as failure MKNF [12] was used to introduce hybrid MKNF knowledge bases [14], a powerful formalism for combining open and clos...
Matthias Knorr, José Júlio Alferes, ...