Accelerated MR-STAT Reconstructions Using Sparse Hessian Approximations.
Oscar van der HeideAlessandro SbrizziCornelis A. T. van den BergPublished in: IEEE Trans. Medical Imaging (2020)
Keyphrases
- image reconstruction
- medical images
- magnetic resonance
- image registration
- three dimensional
- compressed sensing
- mr images
- high quality
- structure from motion
- sparse representation
- brain image segmentation
- sparse matrix
- sparse data
- iterative methods
- sparse coding
- high dimensional
- magnetic resonance images
- dictionary learning
- surface reconstruction
- compressive sensing
- computer vision
- computationally tractable
- multiscale
- partial volume
- sparse approximations
- iterative reconstruction