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COCOA
2008
Springer
15 years 28 days ago
Magic Labelings on Cycles and Wheels
We present efficient algorithms to generate all edge-magic and vertex-magic total labelings on cycles, and all vertex-magic total labelings on wheels. Using these algorithms, we ex...
Andrew Baker, Joe Sawada
WG
2004
Springer
15 years 5 months ago
Minimal de Bruijn Sequence in a Language with Forbidden Substrings
Let be the following strategy to construct a walk in a labeled digraph: at each vertex, we follow the unvisited arc of minimum label. In this work we study for which languages, app...
Eduardo Moreno, Martín Matamala
CIKM
2005
Springer
15 years 5 months ago
Compact reachability labeling for graph-structured data
Testing reachability between nodes in a graph is a well-known problem with many important applications, including knowledge representation, program analysis, and more recently, bi...
Hao He, Haixun Wang, Jun Yang 0001, Philip S. Yu
SIAMDM
2008
105views more  SIAMDM 2008»
14 years 11 months ago
Average Spectra and Minimum Distances of Low-Density Parity-Check Codes over Abelian Groups
Ensembles of regular low-density parity-check codes over any finite Abelian group G are studied. The nonzero entries of the parity matrix are randomly chosen, independently and uni...
Giacomo Como, Fabio Fagnani
EMMCVPR
2011
Springer
13 years 11 months ago
SlimCuts: GraphCuts for High Resolution Images Using Graph Reduction
Abstract. This paper proposes an algorithm for image segmentation using GraphCuts which can be used to efficiently solve labeling problems on high resolution images or resource-lim...
Björn Scheuermann, Bodo Rosenhahn