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ICDE
2000
IEEE
168views Database» more  ICDE 2000»
16 years 3 months ago
PAC Nearest Neighbor Queries: Approximate and Controlled Search in High-Dimensional and Metric Spaces
In high-dimensional and complex metric spaces, determining the nearest neighbor (NN) of a query object ? can be a very expensive task, because of the poor partitioning operated by...
Paolo Ciaccia, Marco Patella
GREC
2005
Springer
15 years 7 months ago
Sketch Parameterization Using Curve Approximation
This paper presents a method of parameterization for online freehand drawing objects based on a piecewise cubic Bezier curve approximation. The target is to represent sketches in a...
Zhengxing Sun, Wei Wang, Lisha Zhang, Jing Liu
DAGM
2006
Springer
15 years 5 months ago
Provably Correct Edgel Linking and Subpixel Boundary Reconstruction
Existing methods for segmentation by edgel linking are based on heuristics and give no guarantee for a topologically correct result. In this paper, we propose an edgel linking algo...
Ullrich Köthe, Peer Stelldinger, Hans Meine
MP
2002
93views more  MP 2002»
15 years 1 months ago
Conditioning of convex piecewise linear stochastic programs
In this paper we consider stochastic programming problems where the objective function is given as an expected value of a convex piecewise linear random function. With an optimal s...
Alexander Shapiro, Tito Homem-de-Mello, Joocheol K...
IROS
2008
IEEE
116views Robotics» more  IROS 2008»
15 years 8 months ago
Selection of robot pre-grasps using box-based shape approximation
— Grasping is a central issue of various robot applications, especially when unknown objects have to be manipulated by the system. In earlier work, we have shown the efficiency ...
Kai Huebner, Danica Kragic