Retinex-based Image Denoising / Contrast Enhancement using Gradient Graph Laplacian Regularizer.
Yeganeh GharedaghiGene CheungXianming LiuPublished in: CoRR (2023)
Keyphrases
- image denoising
- contrast enhancement
- graph laplacian
- total variation
- image enhancement
- image processing
- denoising
- histogram equalization
- edge detection
- natural images
- multiscale
- noisy images
- euclidean space
- partial differential equations
- color images
- basis functions
- low contrast
- semi supervised learning
- pointwise
- gray level
- dynamic range compression
- wavelet coefficients
- wavelet domain
- regularization term
- transfer function
- semi supervised
- tone mapping
- visual quality
- image restoration
- image analysis
- computer vision
- noise level
- learning tasks
- machine learning
- frequency domain
- wavelet transform
- contourlet transform