1353 search results - page 65 / 271 » Streamlined Constraint Reasoning |
TC
1997
13 years 10 months ago
1997
In this paper we describe a new approach to repairing violations of integrity constraints in databases with null values. By adopting basic concepts from model-based diagnosis, we ...
ICLP
1999
Springer
14 years 1 months ago
1999
Springer
A central service of a constraint programming system is search. In almost all constraint programming systems search is based on trailing, which is well understood and known to be ...
LPAR
2010
Springer
13 years 7 months ago
2010
Springer
We address the problem of merging qualitative constraint networks (QCNs) representing agents local preferences or beliefs on the relative position of spatial or temporal entities. ...
AMAI
2010
Springer
13 years 6 months ago
2010
Springer
Constraints and quantitative preferences, or costs, are very useful for modelling many real-life problems. However, in many settings, it is difficult to specify precise preference ...
CSL
1998
Springer
14 years 1 months ago
1998
Springer
We study revision programming, a logic-based mechanism for enforcing constraints on databases. The central concept of this approach is that of a justi ed revision based on a revisi...