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Construction of unimodular tight frames for compressed sensing using majorization-minimization.
R. Ramu Naidu
Chandra R. Murthy
Published in:
Signal Process. (2020)
Keyphrases
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compressed sensing
image reconstruction
orthogonal matching pursuit
random projections
sparse representation
lower bound
compressive sampling
worst case
frame rate
natural images
signal processing
objective function
dimensionality reduction
compressive sensing
upper bound
image processing
similarity measure