Principal Neighborhood Dictionaries for Nonlocal Means Image Denoising.
Tolga TasdizenPublished in: IEEE Trans. Image Process. (2009)
Keyphrases
- nonlocal means
- image denoising
- nl means
- denoising
- natural images
- denoising algorithm
- noisy images
- denoising methods
- total variation
- partial differential equations
- image processing
- wavelet coefficients
- wavelet domain
- image patches
- parameter selection
- high quality
- sparse representation
- kalman filtering
- error rate
- wavelet transform
- contourlet transform
- image sequences