Compressed Sensing MRI Using Discrete Nonseparable Shearlet Transform and FISTA.
Slavche PejoskiVenceslav KafedziskiDusan GleichPublished in: IEEE Signal Process. Lett. (2015)
Keyphrases
- compressed sensing
- translation invariant
- wavelet transform
- image reconstruction
- random projections
- sparse representation
- natural images
- multiscale
- denoising
- compressive sampling
- filter bank
- signal processing
- multiresolution
- high resolution
- super resolution
- image compression
- high frequency
- markov random field
- video sequences
- orthogonal matching pursuit
- image segmentation