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» Tightness problems in the plane
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PODS
2011
ACM
165views Database» more  PODS 2011»
12 years 10 months ago
Tight bounds for Lp samplers, finding duplicates in streams, and related problems
Hossein Jowhari, Mert Saglam, Gábor Tardos
CORR
2010
Springer
159views Education» more  CORR 2010»
13 years 4 months ago
Counting Plane Graphs: Flippability and its Applications
We generalize the notions of flippable and simultaneously-flippable edges in a triangulation of a set S of points in the plane, into so called pseudo simultaneously-flippable edge...
Michael Hoffmann, Micha Sharir, Adam Sheffer, Csab...
GD
2004
Springer
14 years 26 days ago
Really Straight Graph Drawings
We study straight-line drawings of graphs with few segments and few slopes. Optimal results are obtained for all trees. Tight bounds are obtained for outerplanar graphs, 2-trees, a...
Vida Dujmovic, Matthew Suderman, David R. Wood
CCCG
2008
13 years 9 months ago
Convex Hull of the Union of Convex Objects in the Plane: an Adaptive Analysis
We prove a tight asymptotic bound of ( log(n/)) on the worst case computational complexity of the convex hull of the union of two convex objects of sizes summing to n requiring o...
Jérémy Barbay, Eric Y. Chen