202 search results - page 5 / 41 » Cycle Cover with Short Cycles |
105
Voted
WADS
2005
Springer
15 years 5 months ago
2005
Springer
We consider an APX-hard variant (∆-Max-ATSP) and an APX-hard relaxation (Max-3-DCC) of the classical traveling salesman problem. We present a 31 40-approximation algorithm for ...
ALGORITHMICA
2005
14 years 11 months ago
2005
A cycle cover of a graph is a spanning subgraph each node of which is part of exactly one simple cycle. A k-cycle cover is a cycle cover where each cycle has length at least k. Gi...
101
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SIROCCO
2001
15 years 1 months ago
2001
This paper considers the design of a survivable WDM network based on covering the initial network with sub-networks, which are protected independently from each other. We focus on...
88
Voted
DM
2006
14 years 11 months ago
2006
In this paper we continue our investigations from [HM01] regarding spanning subgraphs which imply the existence of cycle double covers. We prove that if a cubic graph G has a spann...
CORR
2011
Springer
14 years 6 months ago
2011
Springer
We describe a new variational lower-bound on the minimum energy configuration of a planar binary Markov Random Field (MRF). Our method is based on adding auxiliary nodes to every...