Sampling piecewise smooth signals and its application to image up-sampling.

Xiaoyao Wei Pier Luigi Dragotti

Published 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