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STACS
2005
Springer
13 years 10 months ago
Solving Medium-Density Subset Sum Problems in Expected Polynomial Time
The subset sum problem (SSP) (given n numbers and a target bound B, find a subset of the numbers summing to B), is one of the classical NP-hard problems. The hardness of SSP vari...
Abraham Flaxman, Bartosz Przydatek
COCOON
2005
Springer
13 years 10 months ago
Interval Subset Sum and Uniform-Price Auction Clearing
Abstract. We study the interval subset sum problem (ISSP), a generalization of the classic subset-sum problem, where given a set of intervals, the goal is to choose a set of intege...
Anshul Kothari, Subhash Suri, Yunhong Zhou
GLOBECOM
2006
IEEE
13 years 11 months ago
Connection Preemption in Multi-Class Networks
— We address the problem of connection preemption in a multi-class network environment. Our objective is: i) to minimize the number of preempted connections, and ii) to minimize ...
Fahad Rafique Dogar, Laeeq Aslam, Zartash Afzal Uz...
STACS
2007
Springer
13 years 11 months ago
New Approximation Algorithms for Minimum Cycle Bases of Graphs
We consider the problem of computing an approximate minimum cycle basis of an undirected non-negative edge-weighted graph G with m edges and n vertices; the extension to directed ...
Telikepalli Kavitha, Kurt Mehlhorn, Dimitrios Mich...