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ISAAC
2003
Springer
125views Algorithms» more  ISAAC 2003»
15 years 12 months ago
A Heuristic for the Stacker Crane Problem on Trees Which Is Almost Surely Exact
Abstract Given an edge-weighted transportation network G and a list of transportation requests L, the Stacker Crane Problem is to find a minimum-cost tour for a server along the e...
Amin Coja-Oghlan, Sven Oliver Krumke, Till Nierhof...
141
Voted
ISAAC
2001
Springer
112views Algorithms» more  ISAAC 2001»
15 years 11 months ago
On the Complexity of Train Assignment Problems
We consider a problem faced by train companies: How can trains be assigned to satisfy scheduled routes in a cost efficient way? Currently, many railway companies create solutions b...
Thomas Erlebach, Martin Gantenbein, Daniel Hü...
ESA
2007
Springer
122views Algorithms» more  ESA 2007»
15 years 10 months ago
A Practical Efficient Fptas for the 0-1 Multi-objective Knapsack Problem
Abstract. In the present work, we are interested in the practical behavior of a new fptas to solve the approximation version of the 0-1 multiobjective knapsack problem. Nevertheles...
Cristina Bazgan, Hadrien Hugot, Daniel Vanderpoote...
159
Voted
FAW
2008
Springer
104views Algorithms» more  FAW 2008»
15 years 8 months ago
The Parameterized Complexity of the Rectangle Stabbing Problem and Its Variants
We study the parameterized complexity of an NP-complete geometric covering problem called d-dimensional Rectangle Stabbing where we are given a set of axis-parallel d-dimensional h...
Michael Dom, Somnath Sikdar
CCCG
2007
15 years 8 months ago
A Disk-Covering Problem with Application in Optical Interferometry
Given a disk O in the plane called the objective, we want to find n small disks P1, . . . , Pn called the pupils such that n i,j=1 Pi Pj ⊇ O, where denotes the Minkowski diffe...
Trung Nguyen, Jean-Daniel Boissonnat, Fréd&...