Integer DCT Based on Direct-Lifting of DCT-IDCT for Lossless-to-Lossy Image Coding.
Taizo SuzukiMasaaki IkeharaPublished in: IEEE Trans. Image Process. (2010)
Keyphrases
- discrete cosine transform
- image coding
- reversible integer
- image compression
- wavelet transform
- filter bank
- lossy coding
- lifting scheme
- lossless image coding
- lapped transforms
- subband
- lossless image compression
- lossless compression
- lossy compression
- dct coefficients
- multiscale
- lossless coding
- multiresolution
- blocking artifacts
- image coder
- compression scheme
- wavelet coefficients
- dct domain
- compressed images
- arithmetic coding
- vector quantizer
- frequency domain
- low bit rate
- image blocks
- compression ratio
- signal processing
- coding efficiency
- transform coding
- image processing
- high frequency
- wavelet packet
- entropy coding
- wavelet filters
- reconstructed image
- bit allocation
- image quality
- compression algorithm
- video sequences