Adaptive image denoising and edge enhancement in scale-space using the wavelet transform.
Cláudio Rosito JungJacob ScharcanskiPublished in: Pattern Recognit. Lett. (2003)
Keyphrases
- scale space
- image denoising
- multiscale
- wavelet transform
- edge enhancement
- wavelet coefficients
- natural images
- gaussian filter
- wavelet domain
- denoising
- partial differential equations
- anisotropic diffusion
- noisy images
- image processing
- scale spaces
- total variation
- noise level
- subband
- noise reduction
- edge detection
- feature detection
- diffusion equation
- translation invariant
- image compression
- wavelet decomposition
- discrete wavelet transform
- edge detector
- multiresolution
- image analysis
- high frequency
- zero crossing
- filter bank
- image features
- low frequency
- critical points
- vector valued
- nonlinear diffusion
- frequency domain
- noise removal
- edge preserving
- wavelet packet
- texture analysis
- bit rate
- feature extraction