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CPAIOR
2006
Springer
13 years 8 months ago
A Totally Unimodular Description of the Consistent Value Polytope for Binary Constraint Programming
Abstract. We present a theoretical study on the idea of using mathematical programming relaxations for filtering binary constraint satisfaction problems. We introduce the consisten...
Ionut D. Aron, Daniel H. Leventhal, Meinolf Sellma...
ECAI
2008
Springer
13 years 6 months ago
Hybrid tractable CSPs which generalize tree structure
The constraint satisfaction problem (CSP) is a central generic problem in artificial intelligence. Considerable progress has been made in identifying properties which ensure tracta...
Martin C. Cooper, Peter G. Jeavons, András ...
AAAI
1998
13 years 5 months ago
On the Conversion between Non-Binary and Binary Constraint Satisfaction Problems
It is well known that any non-binary discrete constraint satisfaction problem (CSP) can be translated into an equivalent binary CSP. Two translations are known: the dual graph tra...
Fahiem Bacchus, Peter van Beek
CPAIOR
2007
Springer
13 years 10 months ago
The Linear Programming Polytope of Binary Constraint Problems with Bounded Tree-Width
We show how to efficiently model binary constraint problems (BCP) as integer programs. After considering tree-structured BCPs first, we show that a Sherali-Adams-like procedure r...
Meinolf Sellmann, Luc Mercier, Daniel H. Leventhal