Sciweavers

4451 search results - page 67 / 891
» On Random Ordering Constraints
Sort
View
CP
2007
Springer
15 years 6 months ago
Solution Directed Backjumping for QCSP
In this paper we present new techniques for improving backtracking based Quantified Constraint Satisfaction Problem (QCSP) solvers. QCSP is a generalization of CSP in which variab...
Fahiem Bacchus, Kostas Stergiou
ENTCS
2008
120views more  ENTCS 2008»
14 years 12 months ago
Specifying and Executing Reactive Scenarios With Lutin
This paper presents the language Lutin and its operational semantics. This language specifically targets the domain of reactive systems, where an execution is a (virtually) infini...
Pascal Raymond, Yvan Roux, Erwan Jahier
CORR
2010
Springer
67views Education» more  CORR 2010»
14 years 9 months ago
Secret Sharing LDPC Codes for the Constrained Gaussian Wiretap Channel
The problem of secret sharing over the Gaussian wiretap channel is considered. A source and a destination intend to share secret information over a Gaussian channel in the presenc...
Chan Wong Wong, Tan F. Wong, John M. Shea
AAAI
1990
15 years 1 months ago
Some Applications of Graph Bandwidth to Constraint Satisfaction Problems
Bandwidth is a fundamental concept in graph theory which has some surprising applications to a class of AI search problems. Graph bandwidth provides a link between the syntactic s...
Ramin Zabih
IPL
2000
96views more  IPL 2000»
14 years 11 months ago
On bounded occurrence constraint satisfaction
An approximation algorithm for a constraint satisfaction problem is said to be nontrivial if its performance ratio is strictly superior to the expected performance of the algorith...
Johan Håstad