Enhancement of Block Transform Coded Images Using Residual Spectra Adaptive Postfiltering.
I. LinaresRussell M. MersereauMark J. T. SmithPublished in: Data Compression Conference (1994)
Keyphrases
- coded images
- blocking artifacts
- transform coding
- post processing
- image quality
- low bit rate
- discrete cosine transform
- higher quality
- error concealment
- visual quality
- compressed images
- reconstructed image
- high frequency
- dct coefficients
- residual signal
- image compression
- dct domain
- image coding
- image reconstruction
- block matching
- coding scheme
- bit rate
- image quality assessment
- high quality
- video quality
- compressed data
- computational complexity
- data structure