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CPAIOR
2011
Springer
13 years 3 months ago
Upgrading Shortest Paths in Networks
We introduce the Upgrading Shortest Paths Problem, a new combinatorial problem for improving network connectivity with a wide range of applications from multicast communication to ...
Bistra N. Dilkina, Katherine J. Lai, Carla P. Gome...
CPAIOR
2011
Springer
13 years 3 months ago
Manipulating MDD Relaxations for Combinatorial Optimization
Abstract. We study the application of limited-width MDDs (multivalued decision diagrams) as discrete relaxations for combinatorial optimization problems. These relaxations are used...
David Bergman, Willem Jan van Hoeve, John N. Hooke...
CPAIOR
2011
Springer
13 years 3 months ago
Optimization Methods for the Partner Units Problem
In this work we present the Partner Units Problem as a novel challenge for optimization methods. It captures a certain type of configuration problem that frequently occurs in indu...
Markus Aschinger, Conrad Drescher, Gerhard Friedri...
CPAIOR
2011
Springer
13 years 3 months ago
Almost Square Packing
Abstract. The almost square rectangle packing problem involves packing all rectangles with sizes 1 × 2 to n × (n + 1) (almost squares) into an enclosing rectangle of minimal area...
Helmut Simonis, Barry O'Sullivan