DCT quantization noise in compressed images.
Mark A. RobertsonRobert L. StevensonPublished in: IEEE Trans. Circuits Syst. Video Technol. (2005)
Keyphrases
- compressed images
- quantization noise
- blocking artifacts
- coded images
- discrete cosine transform
- image compression
- visual quality
- dct domain
- ringing artifacts
- peak signal to noise ratio
- dct coefficients
- reconstructed image
- jpeg images
- bitstream
- compression ratio
- transform coding
- compressed domain
- post processing
- image quality
- filter bank
- high resolution
- wavelet transform