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114
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DM
1999
110views more  DM 1999»
15 years 3 months ago
Chow's theorem for linear spaces
If : L L is a bijection from the set of lines of a linear space (P, L) onto the set of lines of a linear space (P , L ) (dim (P, L), dim (P , L ) 3), such that intersecting lin...
Hans Havlicek
AGILE
2009
Springer
264views GIS» more  AGILE 2009»
15 years 10 months ago
Three-Valued 9-Intersection for Deriving Possible Topological Relations from Incomplete Observations
Topological relations, which concern how two objects intersect, are one of the most fundamental and well-studied spatial relations. Typically, topological relations are distinguis...
Yohei Kurata
127
Voted
ICRA
2010
IEEE
119views Robotics» more  ICRA 2010»
15 years 2 months ago
Recognition of situation classes at road intersections
— The recognition and prediction of situations is an indispensable skill of future driver assistance systems. This study focuses on the recognition of situations involving two ve...
Eugen Kafer, Christoph Hermes, Christian Wöhl...
130
Voted
DCG
2006
97views more  DCG 2006»
15 years 3 months ago
k-Sets in Four Dimensions
We show, with an elementary proof, that the number of halving simplices in a set of n points in R4 in general position is O(n4-2/45). This improves the previous bound of O(n4-1/13...
Jirí Matousek, Micha Sharir, Shakhar Smorod...
IV
2009
IEEE
191views Visualization» more  IV 2009»
15 years 10 months ago
An Heuristic for the Construction of Intersection Graphs
Most methods for generating Euler diagrams describe the detection of the general structure of the final draw as the first and most important step. This information is often depi...
Paolo Simonetto, David Auber