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» The Impact of Constraint Programming
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ER
2009
Springer
92views Database» more  ER 2009»
16 years 21 days ago
On Matrix Representations of Participation Constraints
Abstract. We discuss the existence of matrix representations for generalised and minimum participation constraints which are frequently used in database design and conceptual model...
Sven Hartmann, Uwe Leck, Sebastian Link
153
Voted
CP
2005
Springer
15 years 11 months ago
From Linear Relaxations to Global Constraint Propagation
We present a method for propagating linear constraints. Our technique exploits the fact that the interior point method converges on a central point of the polytope. A variable assi...
Claude-Guy Quimper, Alejandro López-Ortiz
BIRTHDAY
2008
Springer
15 years 8 months ago
Semiring-Based Soft Constraints
The semiring-based formalism to model soft constraint has been introduced in 1995 by Ugo Montanari and the authors of this paper. The idea was to make constraint programming more f...
Stefano Bistarelli, Francesca Rossi
IPL
2007
94views more  IPL 2007»
15 years 6 months ago
The finite horizon investor problem with a budget constraint
We study a model that incorporates a budget constraint in a decision making problem. Our goal is to maximize the expected wealth, where in each time period we can either stop the ...
Asaf Levin
SIAMJO
2010
112views more  SIAMJO 2010»
15 years 27 days ago
A Semidefinite Relaxation Scheme for Multivariate Quartic Polynomial Optimization with Quadratic Constraints
We present a general semidefinite relaxation scheme for general n-variate quartic polynomial optimization under homogeneous quadratic constraints. Unlike the existing sum-of-squar...
Zhi-Quan Luo, Shuzhong Zhang