Image error concealment based on joint sparse representation and non-local similarity.
Ali AkbariMaria TrocanBertrand GranadoPublished in: GlobalSIP (2017)
Keyphrases
- sparse representation
- image classification
- image representation
- test images
- error concealment
- similarity measure
- dictionary learning
- sparse coding
- image features
- single image
- image data
- joint optimization
- input image
- sparse coefficients
- multiscale
- image retrieval
- face recognition
- image segmentation
- object recognition
- compressive sensing
- visual quality
- reference frame
- input data
- feature space
- image patches
- data sets