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» On the Covering Steiner Problem
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APPROX
2008
Springer
173views Algorithms» more  APPROX 2008»
15 years 8 months ago
Connected Vertex Covers in Dense Graphs
We consider the variant of the minimum vertex cover problem in which we require that the cover induces a connected subgraph. We give new approximation results for this problem in d...
Jean Cardinal, Eythan Levy
CP
2004
Springer
16 years 4 days ago
Hybrid Set Domains to Strengthen Constraint Propagation and Reduce Symmetries
In CP literature combinatorial design problems such as sport scheduling, Steiner systems, error-correcting codes and more, are typically solved using Finite Domain (FD) models desp...
Andrew Sadler, Carmen Gervet
CDC
2009
IEEE
183views Control Systems» more  CDC 2009»
15 years 10 months ago
Algorithms and stability analysis for content distribution over multiple multicast trees
Abstract— The paper investigates theoretical issues in applying the universal swarming technique to efficient content distribution. In a swarming session, a file is distributed...
Xiaoying Zheng, Chunglae Cho, Ye Xia
ICDCS
2007
IEEE
16 years 1 months ago
Approximate Covering Detection among Content-Based Subscriptions Using Space Filling Curves
We consider a problem that arises during the propagation of subscriptions in a contentbased publish-subscribe system. Subscription covering is a promising optimization that reduce...
Zhenhui Shen, Srikanta Tirthapura
WAOA
2005
Springer
170views Algorithms» more  WAOA 2005»
16 years 7 days ago
On Approximating Restricted Cycle Covers
A cycle cover of a graph is a set of cycles such that every vertex is part of exactly one cycle. An L-cycle cover is a cycle cover in which the length of every cycle is in the set...
Bodo Manthey