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![Optimal Approximations by Piecewise Smooth Functions and Associated Variational Problems - [ Mumford-Shah ]](https://www.sciweavers.org/files/imagecache/thumbnail/imagecache/mumphord_shah.jpg "Optimal Approximations by Piecewise Smooth Functions and Associated Variational Problems - [ Mumford-Shah ]")
"The purpose of this paper is to introduce and study the most basic properties of three new variational problems which are suggested by applications to computer vision. In com...
CATS
2008
13 years 9 months ago
2008
Given an undirected graph with edge weights, we are asked to find an orientation, i.e., an assignment of a direction to each edge, so as to minimize the weighted maximum outdegree...
DM
2002
13 years 7 months ago
2002
A generalized p-cycle is a digraph whose set of vertices can be partitioned into p parts that are cyclically ordered in such a way that the vertices in one part are adjacent only ...
ANSS
2005
IEEE
14 years 1 months ago
2005
IEEE
In this paper we propose a novel three phase route recovery mechanism for routing over switched single beam directional antennas. We enhance the popular Dynamic Source Routing (DS...
ICALP
2011
Springer
12 years 11 months ago
2011
Springer
Given a directed graph G = (V, E) and an integer k ≥ 1, a Steiner k-transitive-closure-spanner (Steiner k-TC-spanner) of G is a directed graph H = (VH , EH ) such that (1) V ⊆ ...