A New Sparse Representation Framework for Reconstruction of an Isotropic High Spatial Resolution MR Volume From Orthogonal Anisotropic Resolution Scans.
Yuanyuan JiaAli GholipourZhongshi HeSimon K. WarfieldPublished in: IEEE Trans. Medical Imaging (2017)
Keyphrases
- sparse representation
- compressed sensing
- compressive sensing
- high resolution
- dictionary learning
- three dimensional
- sparsity constraints
- sparse coding
- random projections
- high spatial resolution
- face recognition
- sparse reconstruction
- image classification
- image reconstruction
- joint optimization
- image patches
- neural network
- multispectral
- linear combination
- test images
- spatial resolution
- high dimensional data
- low resolution
- super resolution
- dimensionality reduction
- high quality
- spatial and temporal resolution