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Automatic estimation of asymmetry for gradient-based alignment of noisy images on Lie group.
Jean-Baptiste Authesserre
Rémi Mégret
Yannick Berthoumieu
Published in:
Pattern Recognit. Lett. (2011)
Keyphrases
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noisy images
lie group
denoising
edge detection
image denoising
image patches
vector space
vector field
geometric structure
wavelet coefficients
natural images
ground truth
computer vision
dimensionality reduction
image data
covariance matrices
riemannian manifolds
infinite dimensional
training set