225 search results - page 19 / 45 » From polynomial time queries to graph structure theory |
WWW
2005
ACM
15 years 10 months ago
2005
ACM
To exploit the similarity information hidden in the hyperlink structure of the web, this paper introduces algorithms scalable to graphs with billions of vertices on a distributed ...
LATA
2009
Springer
15 years 4 months ago
2009
Springer
This tutorial will present an overview of the use of Monadic Second-Order Logic to describe sets of finite graphs and graph transformations, in relation with the notions of tree-w...
CORR
2010
Springer
14 years 8 months ago
2010
Springer
The Dichotomy Conjecture for Constraint Satisfaction Problems has been verified for conservative problems (or, equivalently, for list homomorphism problems) by Andrei Bulatov. An ...
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STOC
2007
ACM
15 years 10 months ago
2007
ACM
We present a polynomial time approximation scheme (PTAS) for the minimum feedback arc set problem on tournaments. A simple weighted generalization gives a PTAS for KemenyYoung ran...
STOC
1990
ACM
15 years 1 months ago
1990
ACM
ions (Extended Abstract) Noga Alon Paul Seymour Robin Thomas Let G be an n-vertex graph with nonnegative weights whose sum is 1 assigned to its vertices, and with no minor isomorp...