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Learning an Adaptive Dictionary Using a Projected Gradient Method and its Application on Image de-noising.
Zemin Cai
Jian-Huang Lai
Chaoqiang Tan
Jingwen Yan
Published in:
Int. J. Wavelets Multiresolution Inf. Process. (2012)
Keyphrases
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multiscale
gradient method
learning algorithm
image representation
image features
denoising
reinforcement learning
image retrieval
image segmentation
object recognition
cost function
wavelet transform
image classification