Deblocking DCT-based compressed images with weighted total variation.
François AlterSylvain DurandJacques FromentPublished in: ICASSP (3) (2004)
Keyphrases
- compressed images
- total variation
- image compression
- discrete cosine transform
- blocking artifacts
- image restoration
- denoising
- dct domain
- image denoising
- image processing
- compression ratio
- blind deconvolution
- wavelet transform
- dct coefficients
- compression algorithm
- reconstructed image
- visual quality
- image deblurring
- spatial domain
- compressed domain
- subband
- noisy images
- transform domain
- natural images
- bitstream
- filter bank
- low bit rate
- human visual system
- image reconstruction
- peak signal to noise ratio
- post processing
- pairwise