Anisotropic diffusion for noise removal of band pass signals.
Sasan MahmoodiPublished in: Signal Process. (2011)
Keyphrases
- anisotropic diffusion
- noise removal
- bandpass
- frequency domain
- white noise
- frequency band
- edge detection
- fourth order
- low pass
- edge preserving
- partial differential equations
- diffusion equation
- zero crossing
- nonlinear diffusion
- textured images
- bilateral filter
- edge preservation
- low frequency
- spatial domain
- subband
- diffusion tensor
- impulse noise
- high frequency
- signal processing
- pattern recognition
- pairwise
- image analysis
- image restoration
- markov random field
- digital images
- speckle noise
- image enhancement
- multiscale
- image segmentation