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» On the set multi-cover problem in geometric settings
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BILDMED
2008
168views Algorithms» more  BILDMED 2008»
13 years 10 months ago
Freehand 3-D Sonographic Measurement of the Superficial Femoral Artery
Visualization of vessels for diagnostics and intervention are usually done under fluoroscopic X-ray view using intravenous contrast agents, which has potential risks. To avoid this...
Dennis Sandkühler, Christian Sobotta, Matthia...
EOR
2007
113views more  EOR 2007»
13 years 9 months ago
Duality for location problems with unbounded unit balls
Abstract. Given an optimization problem with a composite of a convex and componentwise increasing function with a convex vector function as objective function, by means of the conj...
Gert Wanka, Radu Ioan Bot, Emese Vargyas
ECCC
2006
80views more  ECCC 2006»
13 years 9 months ago
Packing to angles and sectors
In our problem we are given a set of customers, their positions on the plane and their demands. Geometrically, the area covered by a directional antenna with parameters , ,
Piotr Berman, Jieun K. Jeong, Shiva Prasad Kasivis...
PR
2002
104views more  PR 2002»
13 years 8 months ago
A geometric approach for the analysis and computation of the intrinsic camera parameters
The authors of this paper adopted the projected characteristics of the absolute conic in terms of the Pascal's theorem to propose an entirely new camera calibration method ba...
Eduardo Bayro-Corrochano, Bodo Rosenhahn
STOC
2005
ACM
184views Algorithms» more  STOC 2005»
14 years 2 months ago
Coresets in dynamic geometric data streams
A dynamic geometric data stream consists of a sequence of m insert/delete operations of points from the discrete space {1, . . . , ∆}d [26]. We develop streaming (1 + )-approxim...
Gereon Frahling, Christian Sohler