Sciweavers

AAAI
2006
13 years 6 months ago
Constraint Symmetry and Solution Symmetry
Symmetry in constraint satisfaction problems (CSPs) has been considered in two fundamentally different ways: as an operation preserving the solutions of a CSP instance, or as an o...
David A. Cohen, Peter Jeavons, Christopher Jeffers...
CP
2007
Springer
13 years 11 months ago
Constraint Symmetry for the Soft CSP
We introduce a definition of constraint symmetry for soft CSPs, based on the definition of constraint symmetry for classical CSPs. We show that the constraint symmetry group of a...
Barbara M. Smith, Stefano Bistarelli, Barry O'Sull...