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Efficient Blind Compressed Sensing Using Sparsifying Transforms with Convergence Guarantees and Application to MRI.
Saiprasad Ravishankar
Yoram Bresler
Published in:
CoRR (2015)
Keyphrases
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compressed sensing
image reconstruction
random projections
sparse representation
natural images
compressive sampling
data sets
high quality
pairwise
signal processing
bit rate
fourier domain