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» Representation and Self-Similarity of Shapes
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CVPR
2006
IEEE
15 years 3 months ago
A Shape Representation for Planar Curves by Shape Signature Harmonic Embedding
This paper introduces a new representation for planar curves. From the well-known Dirichlet problem for a disk, the harmonic function embedded in a circular disk is solely depende...
Sang-Mook Lee, A. Lynn Abbott, Neil A. Clark, Phil...
CVPR
2007
IEEE
15 years 11 months ago
An MRF and Gaussian Curvature Based Shape Representation for Shape Matching
Matching and registration of shapes is a key issue in Computer Vision, Pattern Recognition, and Medical Image Analysis. This paper presents a shape representation framework based ...
Pengdong Xiao, Nick Barnes, Tibério S. Caet...
PAMI
2011
14 years 15 days ago
Shape Analysis of Elastic Curves in Euclidean Spaces
—This paper introduces a square-root velocity (SRV) representation for analyzing shapes of curves in Euclidean spaces under an elastic metric. Due to this SRV representation the ...
Anuj Srivastava, Eric Klassen, Shantanu H. Joshi, ...
EMMCVPR
2011
Springer
13 years 9 months ago
The Complex Wave Representation of Distance Transforms
The complex wave representation (CWR) converts unsigned 2D distance transforms into their corresponding wave functions. The underlying motivation for performing this maneuver is as...
Karthik S. Gurumoorthy, Anand Rangarajan, Arunava ...