An Approach to Subband DCT Image Coding.
Yuk-Hee ChanWan-Chi SiuPublished in: J. Vis. Commun. Image Represent. (1994)
Keyphrases
- image coding
- subband
- filter bank
- discrete cosine transform
- image compression
- wavelet transform
- wavelet coding
- transform coefficients
- image coder
- bit rate
- multiresolution
- wavelet coefficients
- frequency domain
- high frequency
- feature vectors
- wavelet decomposition
- perfect reconstruction
- low bit rate
- low pass
- dct coefficients
- vector quantizer
- coding gain
- reconstruction error
- coding efficiency
- discrete wavelet transform
- wavelet domain
- multiscale
- energy compaction
- adaptive wavelet
- subband decomposition
- subband image coding
- wavelet packet
- matching pursuit
- lifting scheme
- multiple description
- reconstructed image
- vector quantization
- dct domain
- compressed images
- linear prediction
- video coding
- wavelet subbands
- feature extraction
- high quality
- finite impulse response
- wavelet filters
- compression ratio
- bit plane
- spatial domain
- visual quality
- compression algorithm
- image quality
- signal processing
- compression scheme
- coding method