Rate Bounds on SSIM Index of Quantized Image DCT Coefficients.
Sumohana S. ChannappayyaAlan C. BovikRobert W. Heath Jr.Constantine CaramanisPublished in: DCC (2008)
Keyphrases
- dct coefficients
- discrete cosine transform
- low frequency
- discrete cosine transformation
- image blocks
- jpeg images
- structural similarity
- blocking artifacts
- jpeg compressed images
- dct domain
- high frequency
- input image
- image quality
- image data
- image quality assessment
- test images
- transform domain
- multiscale
- jpeg compression
- high resolution
- structural similarity index
- watermarking algorithm
- compressed domain
- post processing
- image representation
- pattern recognition
- compressed images
- frequency domain
- computationally efficient
- image compression