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COLING
2010
15 years 1 months ago
A Global Relaxation Labeling Approach to Coreference Resolution
This paper describes the participation of RelaxCor in the Semeval-2010 task number 1: "Coreference Resolution in Multiple Languages". RelaxCor is a constraint-based grap...
Emili Sapena, Lluís Padró, Jordi Tur...
JCT
2010
114views more  JCT 2010»
15 years 4 months ago
An almost quadratic bound on vertex Folkman numbers
The vertex Folkman number F(r, n, m), n < m, is the smallest integer t such that there exists a Km-free graph of order t with the property that every r-coloring of its vertices...
Andrzej Dudek, Vojtech Rödl
MP
2010
128views more  MP 2010»
15 years 4 months ago
Copositivity cuts for improving SDP bounds on the clique number
Adding cuts based on copositive matrices, we propose to improve Lov´asz’ bound θ on the clique number and its tightening θ introduced by McEliece, Rodemich, Rumsey, and Schri...
Immanuel M. Bomze, Florian Frommlet, Marco Locatel...
ESA
2007
Springer
100views Algorithms» more  ESA 2007»
16 years 18 days ago
Nash Equilibria in Voronoi Games on Graphs
In this paper we study a game where every player is to choose a vertex (facility) in a given undirected graph. All vertices (customers) are then assigned to closest facilities and...
Christoph Dürr, Nguyen Kim Thang
GBRPR
2007
Springer
16 years 18 days ago
Computing Homology Group Generators of Images Using Irregular Graph Pyramids
We introduce a method for computing homology groups and their generators of a 2D image, using a hierarchical structure i.e. irregular graph pyramid. Starting from an image, a hiera...
Samuel Peltier, Adrian Ion, Yll Haxhimusa, Walter ...