An Anisotropic Fourth-Order Diffusion Filter for Image Noise Removal.
Mohammad Reza HajiaboliPublished in: Int. J. Comput. Vis. (2011)
Keyphrases
- noise removal
- anisotropic diffusion
- fourth order
- edge preservation
- diffusion filtering
- bilateral filter
- edge detection
- diffusion equation
- salt and pepper noise
- nonlinear diffusion
- smooth regions
- diffusion process
- image enhancement
- partial differential equations
- edge preserving
- gaussian noise
- noise reduction
- denoising
- scale spaces
- image analysis
- structure tensor
- multiscale
- morphological filters
- noise suppression
- nl means
- input image
- image interpolation
- impulse noise
- speckle noise
- image features
- image processing
- median filter
- noisy images
- denoising algorithm
- zero crossing
- similarity measure
- edge detector
- object recognition
- image segmentation
- impulsive noise
- denoising methods
- gray level
- image denoising
- mathematical morphology
- pixel values