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CSR
2008
Springer
14 years 11 months ago
A Logspace Algorithm for Partial 2-Tree Canonization
Abstract. We show that partial 2-tree canonization, and hence isomorphism testing for partial 2-trees, is in deterministic logspace. Our algorithm involves two steps: (a) We exploi...
Vikraman Arvind, Bireswar Das, Johannes Köble...
74
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SSPR
2010
Springer
14 years 7 months ago
New Partially Labelled Tree Similarity Measure: A Case Study
David Rizo, José Manuel Iñesta Quere...
CORR
2012
Springer
222views Education» more  CORR 2012»
13 years 5 months ago
A limit process for partial match queries in random quadtrees
We consider the problem of recovering items matching a partially specified pattern in multidimensional trees (quad trees and k-d trees). We assume the classical model where the d...
Nicolas Broutin, Ralph Neininger, Henning Sulzbach
APPROX
2010
Springer
154views Algorithms» more  APPROX 2010»
14 years 11 months ago
The Checkpoint Problem
In this paper, we consider the checkpoint problem in which given an undirected graph G, a set of sourcedestinations {(s1, t1), (s1, t1), . . . , (sk, tk)} and a set of fixed paths...
MohammadTaghi Hajiaghayi, Rohit Khandekar, Guy Kor...