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» The Complexity of Symmetry-Breaking Formulas
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CPAIOR
2005
Springer
14 years 29 days ago
Symmetry Breaking and Local Search Spaces
The effects of combining search and modelling techniques can be complex and unpredictable, so guidelines are very important for the design and development of effective and robust s...
Steven David Prestwich, Andrea Roli
CSCLP
2008
Springer
13 years 9 months ago
Combining Symmetry Breaking and Global Constraints
Abstract. We propose a new family of constraints which combine together lexicographical ordering constraints for symmetry breaking with other common global constraints. We give a g...
George Katsirelos, Nina Narodytska, Toby Walsh
SAB
2010
Springer
140views Optimization» more  SAB 2010»
13 years 5 months ago
A Model of Symmetry Breaking in Collective Decision-Making
Abstract. Symmetry breaking is commonly found in self-organized collective decision making. It serves an important functional role, specifically in biological and bio-inspired sys...
Heiko Hamann, Bernd Meyer, Thomas Schmickl, Karl C...
PODC
2010
ACM
13 years 11 months ago
A new technique for distributed symmetry breaking
We introduce Multi-Trials, a new technique for symmetry breaking for distributed algorithms and apply it to various problems in general graphs. For instance, we present three rand...
Johannes Schneider, Roger Wattenhofer
PODC
2011
ACM
12 years 10 months ago
MIS on trees
A maximal independent set on a graph is an inclusion-maximal set of mutually non-adjacent nodes. This basic symmetry breaking structure is vital for many distributed algorithms, w...
Christoph Lenzen, Roger Wattenhofer