Image noise removal approach based on subpixel anisotropic diffusion.
Yanhui GuoHeng-Da ChengPublished in: J. Electronic Imaging (2012)
Keyphrases
- anisotropic diffusion
- noise removal
- edge preservation
- edge detection
- bilateral filter
- image details
- fourth order
- partial differential equations
- diffusion process
- edge preserving
- gaussian noise
- denoising
- diffusion equation
- structure tensor
- speckle noise
- multiscale
- image deconvolution
- nl means
- image denoising
- image enhancement
- impulse noise
- input image
- nonlinear diffusion
- noisy images
- high resolution
- diffusion tensor
- denoising algorithm
- noise reduction
- image analysis
- image features
- morphological filters
- natural images
- scale spaces
- denoising methods
- image segmentation
- image processing
- impulsive noise
- high order
- pixel values