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» Continuous Search in Constraint Programming
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KDD
2008
ACM
115views Data Mining» more  KDD 2008»
14 years 8 months ago
Topical query decomposition
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
Francesco Bonchi, Carlos Castillo, Debora Donato, ...
CEC
2008
IEEE
14 years 2 months ago
A study on constrained MA using GA and SQP: Analytical vs. finite-difference gradients
— Many deterministic algorithms in the context of constrained optimization require the first-order derivatives, or the gradient vectors, of the objective and constraint function...
Stephanus Daniel Handoko, Chee Keong Kwoh, Yew-Soo...
CP
2007
Springer
14 years 1 months ago
Groupoids and Conditional Symmetry
We introduce groupoids – generalisations of groups in which not all pairs of elements may be multiplied, or, equivalently, categories in which all morphisms are invertible – as...
Ian P. Gent, Tom Kelsey, S. A. Linton, J. Pearson,...
CP
2007
Springer
14 years 1 months ago
Min-Domain Ordering for Asynchronous Backtracking
Ordering heuristics are a powerful tool in CSP search algorithms. Among the most successful ordering heuristics are heuristics which enforce a fail first strategy by using the mi...
Roie Zivan, Moshe Zazone, Amnon Meisels
INFOCOM
2006
IEEE
14 years 1 months ago
Fault-Tolerant Wireless Access Network Design for Dual-Homed Users
— In this paper, we study the survivability problem in hierarchical wireless access networks with dual-homed end users, who are connected to two base stations (BSs), a primary BS...
Xiaodong Huang, Jianping Wang, Vinod Vokkarane, Ja...