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ALGORITHMICA
2007
86views more  ALGORITHMICA 2007»
15 years 6 months ago
Detecting Holes and Antiholes in Graphs
In this paper we study the problems of detecting holes and antiholes in general undirected graphs, and we present algorithms for these problems. For an input graph G on n vertices ...
Stavros D. Nikolopoulos, Leonidas Palios
SODA
2012
ACM
218views Algorithms» more  SODA 2012»
13 years 9 months ago
Linear kernels for (connected) dominating set on H-minor-free graphs
We give the first linear kernels for DOMINATING SET and CONNECTED DOMINATING SET problems on graphs excluding a fixed graph H as a minor. In other words, we give polynomial time...
Fedor V. Fomin, Daniel Lokshtanov, Saket Saurabh, ...
AI
2011
Springer
15 years 1 months ago
Instantiating abstract argumentation with classical logic arguments: Postulates and properties
ating Abstract Argumentation with Classical Logic Arguments: Postulates and Properties Nikos Gorogiannisa , Anthony Hunterb,∗ aDepartment of Computer Science, Queen Mary, Univers...
Nikos Gorogiannis, Anthony Hunter
LATIN
2010
Springer
16 years 1 months ago
Optimal Polygonal Representation of Planar Graphs
In this paper, we consider the problem of representing graphs by polygons whose sides touch. We show that at least six sides per polygon are necessary by constructing a class of pl...
Emden R. Gansner, Yifan Hu, Michael Kaufmann, Step...
CSR
2009
Springer
16 years 1 months ago
New Plain-Exponential Time Classes for Graph Homomorphism
A homomorphism from a graph G to a graph H (in this paper, both simple, undirected graphs) is a mapping f : V (G) → V (H) such that if uv ∈ E(G) then f(u)f(v) ∈ E(H). The pro...
Magnus Wahlström