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COMPGEOM
2004
ACM
14 years 29 days ago
The number of lines tangent to arbitrary convex polyhedra in 3D
We prove that the lines tangent to four possibly intersecting convex polyhedra in   3 with n edges in total form Θ(n2 ) connected components in the worst case. In the generic ca...
Hervé Brönnimann, Olivier Devillers, V...
ICPR
2006
IEEE
14 years 8 months ago
Line Detection and Texture Characterization of Network Patterns
This paper describes a complete approach to detect, localize and describe network patterns. Such texture is automatically detected with Gaussian derivative kernels and Fisher line...
Costantino Grana, Giovanni Pellacani, Rita Cucchia...
ICPR
2002
IEEE
14 years 8 months ago
Edge and Line Detection in Polarimetric SAR Images
A new scheme for detecting edges and lines in multichannel SAR images is proposed. The line detector is constructed from the edge detector. The latter is based on multivariate sta...
Dirk Borghys, Vinciane Lacroix, Christiaan Perneel
ROBOCUP
2005
Springer
85views Robotics» more  ROBOCUP 2005»
14 years 1 months ago
Particle-Filter-Based Self-localization Using Landmarks and Directed Lines
The paper presents the self-localization approach used by the World Champion in the Sony Four-Legged Robot League 2004. The method is based on a particle filter that makes use of ...
Thomas Röfer, Tim Laue, Dirk Thomas
ICCV
2003
IEEE
14 years 24 days ago
Good continuations in digital image level lines
We propose a probabilistic algorithm able to detect the curves that are unexpectedy smooth in a set of digital curves. The only parameter is a false alarme rate, influencing the ...
Frédéric Cao