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» Partitions of Graphs into Trees
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RTA
2010
Springer
13 years 11 months ago
Underspecified computation of normal forms
We consider the problem of computing, out of a set C of trees and a rewrite system R, those trees in C that cannot be rewritten into a tree in C. We solve this problem for sets of ...
Alexander Koller, Stefan Thater
JGT
2007
130views more  JGT 2007»
13 years 9 months ago
Vertex partitions and maximum degenerate subgraphs
: Let G be a graph with maximum degree d ≥ 3 and ω(G) ≤ d, where ω(G) is the clique number of the graph G. Let p1 and p2 be two positive integers such that d = p1 + p2. In th...
Martín Matamala
MFCS
2007
Springer
14 years 3 months ago
Transition Graphs of Rewriting Systems over Unranked Trees
We investigate algorithmic properties of infinite transition graphs that are generated by rewriting systems over unranked trees. Two kinds of such rewriting systems are studied. ...
Christof Löding, Alex Spelten
ICML
2003
IEEE
14 years 10 months ago
Transductive Learning via Spectral Graph Partitioning
We present a new method for transductive learning, which can be seen as a transductive version of the k nearest-neighbor classifier. Unlike for many other transductive learning me...
Thorsten Joachims