Fast Blind Measurement of Blocking Artifacts in both Pixel and DCT Domains.
Chun-Su ParkJun-Hyung KimSung-Jea KoPublished in: J. Math. Imaging Vis. (2007)
Keyphrases
- blocking artifacts
- discrete cosine transform
- image quality
- pixel values
- post processing
- low bit rate
- compressed images
- dct domain
- higher quality
- block boundaries
- reconstructed image
- high frequency
- coded images
- dct coefficients
- block matching
- deblocking filter
- image compression
- image blocks
- transform domain
- visual quality
- image quality assessment
- high quality
- preprocessing
- block dct
- image reconstruction
- filter bank
- digital images
- video conferencing
- video compression
- human visual system
- subband
- input image
- optical flow