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LICS
2012
IEEE
11 years 10 months ago
Near Unanimity Constraints Have Bounded Pathwidth Duality
—We show that if a finite relational structure has a near unanimity polymorphism, then the constraint satisfaction problem with that structure as its fixed template has bounded...
Libor Barto, Marcin Kozik, Ross Willard
JAIR
2007
95views more  JAIR 2007»
13 years 7 months ago
Consistency and Random Constraint Satisfaction Models
In this paper, we study the possibility of designing non-trivial random CSP models by exploiting the intrinsic connection between structures and typical-case hardness. We show tha...
Yong Gao, Joseph C. Culberson
SIAMCOMP
2010
96views more  SIAMCOMP 2010»
13 years 2 months ago
Quantified Equality Constraints
An equality template (also equality constraint language) is a relational structure with infinite universe whose relations can be defined by boolean combinations of equalities. We ...
Manuel Bodirsky, Hubie Chen
ICPPW
2009
IEEE
13 years 5 months ago
Global Multiprocessor Real-Time Scheduling as a Constraint Satisfaction Problem
In this paper we address the problem of global real-time periodic scheduling on heterogeneous multiprocessor platforms. We give a solution based on a constraint satisfaction proble...
Liliana Cucu-Grosjean, Olivier Buffet
ICDT
2010
ACM
141views Database» more  ICDT 2010»
13 years 11 months ago
The Complexity of Rooted Phylogeny problems
Several computational problems in phylogenetic reconstruction can be formulated as restrictions of the following general problem: given a formula in conjunctive normal form where ...
Manuel Bodirsky, Jens K. Mueller