896 search results - page 57 / 180 » A Perceptual Shape Descriptor |
147
Voted
ICIAR
2005
Springer
15 years 11 months ago
2005
Springer
Concavity trees have been known for quite some time as structural descriptors of 2-D shape; however, they haven’t been explored further until recently. This paper shows how 2-D s...
153
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SAC
2010
ACM
15 years 11 months ago
2010
ACM
In this paper, we show how to deform a planar rational cubic based on a local interpolation constraint while retaining the qualitative shape of the curve. An impedance-type, paral...
151
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SGP
2007
15 years 8 months ago
2007
A deformation invariant representation of surfaces, the GPS embedding, is introduced using the eigenvalues and eigenfunctions of the Laplace-Beltrami differential operator. Notabl...
164
Voted
CGF
2008
15 years 6 months ago
2008
We present an unsupervised algorithm for aligning a pair of shapes in the presence of significant articulated motion and missing data, while assuming no knowledge of a template, u...
183
Voted
RAS
2010
15 years 4 months ago
2010
This paper presents work on vision based robotic grasping. The proposed method adopts a learning framework where prototypical grasping points are learnt from several examples and ...