Improved JPEG Coding by Filtering 8 × 8 DCT Blocks.
Yasir IqbalOh-Jin KwonPublished in: J. Imaging (2021)
Keyphrases
- dct coefficients
- discrete cosine transform
- block dct
- coded images
- adaptive quantization
- dct domain
- image compression
- compressed domain
- karhunen loeve transform
- transform domain
- block size
- coding method
- low bit rate
- jpeg compression
- compression standards
- image blocks
- jpeg images
- discrete cosine transformation
- blocking artifacts
- wavelet coding
- shape coding
- bit planes
- dc coefficients
- compressed images
- bit plane
- coding scheme
- feature vectors
- lossless coding
- progressive transmission
- transform coding
- block coding
- jpeg compressed images
- inter frame
- expert group
- transform coefficients
- decoding process
- macroblock
- watermarking algorithm
- compression algorithm
- coding efficiency
- image coding
- rate distortion
- arithmetic coding
- error concealment
- data hiding
- video coding standard
- bits per pixel
- high frequency
- wavelet transform