271 search results - page 19 / 55 » Quasi-isometries between graphs and trees |
BMCBI
2006
14 years 11 months ago
2006
Background: To infer the tree of life requires knowledge of the common characteristics of each species descended from a common ancestor as the measuring criteria and a method to c...
WADS
2007
Springer
15 years 5 months ago
2007
Springer
Let G = (S, E) be a plane straight-line graph on a finite point set S ⊂ R2 in general position. The incident angles of a point p ∈ S in G are the angles between any two edges ...
EOR
2008
14 years 11 months ago
2008
Multicut is a fundamental network communication and connectivity problem. It is defined as: given an undirected graph and a collection of pairs of terminal vertices, find a minimu...
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SIAMCOMP
2000
14 years 10 months ago
2000
There are several results available in the literature dealing with efficient construction of t-spanners for a given set S of n points in Rd. t-spanners are Euclidean graphs in whic...
GD
2005
Springer
15 years 4 months ago
2005
Springer
A clustered graph has its vertices grouped into clusters in a hierarchical way via subset inclusion, thereby imposing a tree structure on the clustering relationship. The c-planari...