Ultrasonic Logging Image Denoising Based on CNN and Feature Attention.
Su LiBowen FuJiangdong WeiYunfei LvQingnan WangJihui TuPublished in: IEEE Access (2021)
Keyphrases
- image denoising
- denoising
- natural images
- noisy images
- total variation
- partial differential equations
- image processing
- wavelet domain
- wavelet coefficients
- bilateral filtering
- augmented lagrangian
- additive gaussian noise
- wavelet domain hidden markov tree
- denoising algorithm
- edge preservation
- undecimated wavelet transform
- denoising methods
- nonlinear diffusion
- contourlet transform
- nonlocal means
- total variation regularization
- noise level
- image inpainting
- spatial domain
- feature vectors
- feature space
- multiscale
- image segmentation