Image Denoising Algorithm Based on Gradient Domain Guided Filtering and NSST.
Zhe LiHualin LiuLibo ChengXiaoning JiaPublished in: IEEE Access (2023)
Keyphrases
- denoising algorithm
- gradient domain
- denoising
- image editing
- cone beam computed tomography
- image denoising
- gradient field
- bilateral filter
- image data
- noise level
- noisy images
- input image
- multiscale
- noise model
- wavelet coefficients
- edge detection
- single image
- noise reduction
- image segmentation
- vector field
- gray scale
- natural images
- high dynamic range
- transform domain
- gaussian noise
- high resolution
- dynamic range
- post processing
- edge information
- image regions
- noise removal
- contrast enhancement
- super resolution
- image processing
- shadow removal
- image sequences
- frequency domain