Reduction of JPEG compression artifacts based on DCT coefficients prediction.
Mengdi SunXiaohai HeShuhua XiongChao RenXinglong LiPublished in: Neurocomputing (2020)
Keyphrases
- dct coefficients
- compression artifacts
- discrete cosine transform
- compressed domain
- dct domain
- image quality
- jpeg compression
- transform domain
- jpeg images
- super resolution
- feature vectors
- jpeg compressed images
- image compression
- discrete cosine transformation
- watermarking algorithm
- macroblock
- low frequency
- image blocks
- compressed images
- computer vision
- video analysis
- inter frame
- bitstream
- human visual system
- frequency domain
- bit rate
- multiresolution
- image sequences