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IWPEC
2010
Springer
13 years 6 months ago
On the Grundy Number of a Graph
The Grundy number of a graph G, denoted by (G), is the largest k such that G has a greedy k-colouring, that is a colouring with k colours obtained by applying the greedy algorithm ...
Frédéric Havet, Leonardo Sampaio
JCO
2008
134views more  JCO 2008»
13 years 8 months ago
On minimum m -connected k -dominating set problem in unit disc graphs
Minimum m-connected k-dominating set problem is as follows: Given a graph G = (V,E) and two natural numbers m and k, find a subset S V of minimal size such that every vertex in V ...
Weiping Shang, F. Frances Yao, Peng-Jun Wan, Xiaod...
FOCS
2008
IEEE
14 years 2 months ago
k-Wise Independent Random Graphs
We study the k-wise independent relaxation of the usual model G(N, p) of random graphs where, as in this model, N labeled vertices are fixed and each edge is drawn with probabili...
Noga Alon, Asaf Nussboim
SWAT
1990
Springer
75views Algorithms» more  SWAT 1990»
14 years 14 days ago
Finding the k Smallest Spanning Trees
We give improved solutions for the problem of generating the k smallest spanning trees in a graph and in the plane. Our algorithm for general graphs takes time O(m log (m, n) + k2...
David Eppstein
CMIG
2011
86views more  CMIG 2011»
13 years 3 months ago
A novel method for detection of pigment network in dermoscopic images using graphs
Maryam Sadeghi, Majid Razmara, Tim K. Lee, M. Stel...