Detail-Preserving PET Reconstruction with Sparse Image Representation and Anatomical Priors.
Jieqing JiaoPawel MarkiewiczNinon BurgosDavid AtkinsonBrian F. HuttonSimon R. ArridgeSébastien OurselinPublished in: IPMI (2015)
Keyphrases
- image representation
- compressive sensing
- compressed sensing
- image reconstruction
- sparse representation
- sparse coding
- multiscale
- image classification
- positron emission tomography
- three dimensional
- image content
- bag of words
- medical images
- object recognition
- feature representations
- image features
- visual words
- representation scheme
- quadtree
- scene classification
- scene recognition
- feature space
- bag of visual words
- bag of features
- receptive fields
- high dimensional
- region segmentation
- visual features
- pattern representation
- image retrieval
- image data
- super resolution
- natural images