216 search results - page 30 / 44 » Exact Algorithms for L (2, 1)-Labeling of Graphs |
APPROX
2009
Springer
14 years 3 months ago
2009
Springer
We consider adding k shortcut edges (i.e. edges of small fixed length δ ≥ 0) to a graph so as to minimize the weighted average shortest path distance over all pairs of vertices...
DISOPT
2008
13 years 9 months ago
2008
We define the k-path tree matroid, and use it to solve network design problems in which the required connectivity is arbitrary for a given pair of nodes, and 1 for the other pairs...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
Extracting dense sub-components from graphs efficiently is an important objective in a wide range of application domains ranging from social network analysis to biological network...
SPAA
2005
ACM
14 years 2 months ago
2005
ACM
In 1995, Gremban, Miller, and Zagha introduced supporttree preconditioners and a parallel algorithm called supporttree conjugate gradient (STCG) for solving linear systems of the ...
INFOVIS
2000
IEEE
14 years 1 months ago
2000
IEEE
We describe MGV, an integrated visualization and exploration system for massive multi-digraph navigation. MGV’s only assumption is that the vertex set of the underlying digraph ...