Energy-based adaptive transform scheme in the DPRT domain and its application to image denoising.
Yunxia LiuYuhua PengWan-Chi SiuPublished in: Signal Process. (2009)
Keyphrases
- image denoising
- denoising
- higher peak signal to noise ratio
- noisy images
- natural images
- hard thresholding
- total variation
- partial differential equations
- image processing
- contourlet transform
- denoising algorithm
- additive gaussian noise
- wavelet domain
- nonlocal means
- wavelet coefficients
- bilateral filtering
- image inpainting
- spatially adaptive
- object recognition
- total variation regularization
- augmented lagrangian
- noise suppression
- image deblurring
- denoising methods
- nonlinear diffusion
- statistical model
- undecimated wavelet transform
- image quality
- wavelet domain hidden markov tree
- gaussian noise