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» On plane bipartite graphs without fixed edges
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GD
2006
Springer
13 years 11 months ago
On the Decay of Crossing Numbers
The crossing number cr(G) of a graph G is the minimum number of crossings over all drawings of G in the plane. In 1993, Richter and Thomassen [RT93] conjectured that there is a co...
Jacob Fox, Csaba D. Tóth
JGT
2011
109views more  JGT 2011»
13 years 2 months ago
Total weight choosability of graphs
A graph G = (V, E) is called (k, k )-total weight choosable if the following holds: For any total list assignment L which assigns to each vertex x a set L(x) of k real numbers, an...
Tsai-Lien Wong, Xuding Zhu
SAC
2011
ACM
12 years 10 months ago
ImageAlert: credibility analysis of text-image pairs on the web
Although the Web lets users freely browse and publish information, most Web information is unauthorized in contrast to conventional mass media. Therefore, it is not always credibl...
Yusuke Yamamoto, Katsumi Tanaka
ENDM
2007
106views more  ENDM 2007»
13 years 7 months ago
Removing Even Crossings on Surfaces
In this paper we investigate how certain results related to the HananiTutte theorem can be extended from the plane to surfaces. We give a simple topological proof that the weak Ha...
Michael J. Pelsmajer, Marcus Schaefer, Daniel Stef...
COMPGEOM
2004
ACM
14 years 1 months ago
On locally Delaunay geometric graphs
A geometric graph is a simple graph G = (V, E) with an embedding of the set V in the plane such that the points that represent V are in general position. A geometric graph is said...
Rom Pinchasi, Shakhar Smorodinsky