39 search results - page 1 / 8 » Approximation Algorithms for Some Optimum Communication Span... |
ISAAC
1998
Springer
13 years 9 months ago
1998
Springer
Let G = (V; E; w) be an undirected graph with nonnegative edge length function w and nonnegative vertex weight function r. The optimal product-requirement communication spanning t...
HM
2007
Springer
13 years 11 months ago
2007
Springer
For the NP-hard Optimum Communication Spanning Tree (OCST) problem a cost minimizing spanning tree has to be found, where the cost depends on the communication volume between each ...
CATS
2007
13 years 6 months ago
2007
We consider the problem of constructing a shortest Euclidean 2-connected Steiner network (SMN) for a set of terminals. This problem has natural applications in the design of survi...
AAIM
2010
Springer
13 years 7 months ago
2010
Springer
Abstract. This paper considers a generalization of the capacitated spanning tree, in which some of the nodes have capacity K, and the others have capacity k < K. We prove that t...
FSTTCS
2001
Springer
13 years 9 months ago
2001
Springer
Consider a directed graph G = (V, E) with n vertices and a root vertex r ∈ V . The DMDST problem for G is one of constructing a spanning tree rooted at r, whose maximal degree is...