Sampling piecewise smooth signals and its application to image up-sampling.
Xiaoyao WeiPier Luigi DragottiPublished in: ICIP (2015)
Keyphrases
- piecewise smooth
- image classification
- mumford shah functional
- high resolution
- input image
- mumford shah
- piecewise constant
- multiscale
- image features
- image analysis
- sparse representation
- gaussian noise
- image retrieval
- smooth regions
- image representation
- test images
- image segmentation
- edge detection
- signal processing
- denoising
- segmentation algorithm