Image Denoising via Nonlocally Sparse Coding and Tensor Decomposition.
Wenrui HuYuan XieWensheng ZhangLimin ZhuYanyun QuYuanhua TanPublished in: ICIMCS (2014)
Keyphrases
- image denoising
- sparse coding
- natural images
- denoising
- higher order
- multiscale
- noisy images
- object recognition
- total variation
- image patches
- input image
- data representation
- image classification
- high order
- sparse representation
- generative model
- linear combination
- image processing
- wavelet coefficients
- unsupervised learning
- computer vision
- image representation
- nearest neighbor
- feature space
- computational complexity
- noise level