Keyphrases
- dct coefficients
- discrete cosine transform
- image compression
- coded images
- dct domain
- transform domain
- compressed domain
- block dct
- transform coding
- jpeg compression
- low memory
- displaced frame difference
- image coding
- feature vectors
- coding scheme
- jpeg images
- watermarking algorithm
- subband
- inter frame
- macroblock
- shape coding
- coding efficiency
- coding method
- filter bank
- wavelet transform
- entropy coding
- compression algorithm
- blocking artifacts
- spatial domain
- low bit rate
- compressed images
- reconstructed image
- high frequency
- image blocks
- low frequency
- distributed video coding
- selection algorithm
- bit rate
- feature selection
- motion estimation
- image data
- image segmentation