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» A Calculus for Shapes in Time and Space
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ICIP
2010
IEEE
13 years 5 months ago
Sparse shapes prototype modeling using genetic algorithms
The process of finding representative shape patterns from sparse datasets is a challenging task: especially for non-rigid objects, shape deformations through time can produce very...
Stefano Maludrottu, Hany Sallam, Carlo S. Regazzon...
ECCV
2008
Springer
14 years 9 months ago
Finding Actions Using Shape Flows
Abstract. We propose a novel method for action detection based on a new action descriptor called a shape flow that represents both the shape and movement of an object in a holistic...
Hao Jiang, David R. Martin
PRL
2007
108views more  PRL 2007»
13 years 7 months ago
Towards a measure of deformability of shape sequences
In this paper we develop a theory for characterizing how deformable a shape is given a sequence of its observations. We define a term called ‘‘deformability index’’ (DI) ...
Amit K. Roy Chowdhury
SIAMCO
2000
137views more  SIAMCO 2000»
13 years 7 months ago
On a Class of Diffeomorphic Matching Problems in One Dimension
We study a class of functional which can be used for matching objects which can be represented as mappings from a fixed interval, I, to some "feature space." This class o...
Alain Trouvé, Laurent Younes
ICRA
2008
IEEE
118views Robotics» more  ICRA 2008»
14 years 2 months ago
New aspects of input shaping control to damp oscillations of a compliant force sensor
— Compliance in robot mounted force/torque sensors is useful for soft mating of parts. However it generates nearly undamped oscillations when moving the end-effector in free spac...
Amine Kamel, Friedrich Lange, Gerd Hirzinger