Sciweavers

JGT
2008
58views more  JGT 2008»
14 years 10 months ago
Some remarks about factors of graphs
: A (g, f )-factor of a graph is a subset F of E such that for all v V, g(v) degF(v) f(v). Lovasz gave a necessary and sufficient condition for the existence of a (g, f )-factor...
José R. Correa, Martín Matamala
77
Voted
APPML
2010
86views more  APPML 2010»
14 years 11 months ago
A note on single-linkage equivalence
We introduce the concept of single-linkage equivalence of edge-weighted graphs, we apply it to characterise maximal spanning trees and "ultrasimilarities", and we discus...
Andreas W. M. Dress, Taoyang Wu, XiaoMing Xu
DGCI
2008
Springer
15 years 17 days ago
On Watershed Cuts and Thinnings
Abstract. We recently introduced the watershed cuts, a notion of watershed in edge-weighted graphs. In this paper, we propose a new thinning paradigm to compute them. More precisel...
Jean Cousty, Gilles Bertrand, Laurent Najman, Mich...