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A cascading l0 regularization reconstruction method in nonsubsampled contourlet domain for limited-angle CT.
Chengxiang Wang
Xiaoyan Wang
Kequan Zhao
Min Huang
Xianyun Li
Wei Yu
Published in:
Appl. Math. Comput. (2023)
Keyphrases
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image reconstruction
limited angle
reconstruction method
contourlet transform
tomographic reconstruction
super resolution
radon transform
maximum a posteriori
discrete wavelet transform
multiresolution
subband
image data
pairwise
image denoising
signal processing
back projection
markov random field