Unnatural L0 Sparse Representation for Natural Image Deblurring.
Li XuShicheng ZhengJiaya JiaPublished in: CVPR (2013)
Keyphrases
- sparse representation
- image deblurring
- dictionary learning
- image restoration
- sparse coding
- total variation
- image classification
- face recognition
- image denoising
- blurred images
- image patches
- dimensionality reduction
- signal processing
- test images
- regularized least squares
- piecewise smooth
- high dimensional data
- image representation
- digital image processing
- denoising
- wavelet transform
- noisy images
- convex optimization
- high quality