A Bayesian approach for the estimation and transmission of regularization parameters for reducing blocking artifacts.
Javier MateosAggelos K. KatsaggelosRafael MolinaPublished in: IEEE Trans. Image Process. (2000)
Keyphrases
- blocking artifacts
- regularization parameter
- generalized cross validation
- image quality
- reconstructed image
- compressed images
- post processing
- high frequency
- higher quality
- image restoration
- discrete cosine transform
- cross validation
- low bit rate
- noise level
- image compression
- hyperparameters
- image quality assessment
- dct domain
- block matching
- noise variance
- edge information
- quality assessment
- compression algorithm
- bit rate