Sparse representation of medical images via compressed sensing using Gaussian scale mixtures.
George TzagkarakisPanagiotis TsakalidesPublished in: ISBI (2010)
Keyphrases
- medical images
- compressed sensing
- sparse representation
- dictionary learning
- random projections
- image reconstruction
- sparse coding
- face recognition
- signal processing
- image classification
- image patches
- dimensionality reduction
- compressive sensing
- scale space
- image representation
- high dimensional data
- data sets
- natural images
- image data
- pairwise
- multiscale
- orthogonal matching pursuit
- signal recovery