Fractional-order sparse representation for image denoising.
Leilei GengZexuan JiYunhao YuanYilong YinPublished in: IEEE CAA J. Autom. Sinica (2018)
Keyphrases
- image denoising
- sparse representation
- fractional order
- differential equations
- partial differential equations
- denoising
- diffusion equation
- noisy images
- natural images
- sparse coding
- total variation
- face recognition
- transfer function
- image processing
- compressive sensing
- image patches
- image classification
- wavelet coefficients
- signal processing
- differential evolution
- anisotropic diffusion
- dimensionality reduction
- high dimensional data
- sparse learning
- neural network
- noise removal
- image representation