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» On antimagic directed graphs
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STOC
2003
ACM
114views Algorithms» more  STOC 2003»
14 years 7 months ago
Testing subgraphs in directed graphs
Let H be a fixed directed graph on h vertices, let G be a directed graph on n vertices and suppose that at least n2 edges have to be deleted from it to make it H-free. We show tha...
Noga Alon, Asaf Shapira
DAM
2011
13 years 2 months ago
Weak sense of direction labelings and graph embeddings
An edge-labeling λ for a directed graph G has a weak sense of direction (WSD) if there is a function f that satisfies the condition that for any node u and for any two label seq...
Christine T. Cheng, Ichiro Suzuki
AUIC
2006
IEEE
14 years 1 months ago
Fluid sketching of directed graphs
We describe a prototype sketch-based system that allows users to draw and manipulate directed graphs using gestural input exclusively. The system incorporates the notion of fluid...
James Arvo, Kevin Novins
FUZZY
2001
Springer
123views Fuzzy Logic» more  FUZZY 2001»
14 years 1 days ago
Analyzing Directed Acyclic Graph Recombination
This work studies the edge-based representation of directed acyclic graphs, as well as the properties of recombination operators working on it. It is shown that this representation...
Carlos Cotta, José M. Troya
ICIP
2001
IEEE
14 years 9 months ago
Directed acyclic graph based mode optimization for H.263 video encoding
Optimal mode selection for video coding is important in minimizing visual distortion given a rate constraint, and it has been studied in the literature using a single previous mac...
G. Cheung