105 search results - page 18 / 21 » A 3-Approximation for the Minimum Tree Spanning k Vertices |
WAOA
2005
Springer
14 years 1 months ago
2005
Springer
Given a graph G = (V, E) with n vertices, m edges and maximum vertex degree ∆, the load distribution of a coloring ϕ : V → {red, blue} is a pair dϕ = (rϕ, bϕ), where rϕ i...
COCOON
1999
Springer
13 years 12 months ago
1999
Springer
We present results related to satisfying shortest path queries on a planar graph stored in external memory. Let N denote the number of vertices in the graph and let sort(N) denote...
DAC
1989
ACM
13 years 11 months ago
1989
ACM
: We discuss a new approach to constructing the rectilinear Steiner tree (RST) of a given set of points in the plane, starting from a minimum spanning tree (MST). The main idea in ...
FSTTCS
2003
Springer
14 years 26 days ago
2003
Springer
The Covering Steiner problem is a common generalization of the k-MST and Group Steiner problems. An instance of the Covering Steiner problem consists of an undirected graph with ed...
JDA
2007
13 years 7 months ago
2007
In this paper, we review a recently developed class of algorithms that solve global problems in unit distance wireless networks by means of local algorithms. A local algorithm is ...