Compression of HDTV Signals for Low Bit-Rate Transmission Using Motion Compensated Subband Transform Coding and a Self-Organization Neural Network.
R. BhaskaranSubhash C. KwatraPublished in: Data Compression Conference (1994)
Keyphrases
- video signals
- low bit rate
- transform coding
- subband
- image compression
- motion compensated
- bit allocation
- bit rate
- video coding
- video compression
- transform coefficients
- filter bank
- subband coding
- motion compensation
- wavelet transform
- video coder
- rate distortion
- compression algorithm
- compression ratio
- video quality
- prediction error
- high frequency
- coded images
- video codec
- vector quantization
- image coding
- visual quality
- compression scheme
- discrete wavelet transform
- entropy coding
- frequency domain
- wavelet domain
- wavelet decomposition
- motion estimation
- bitstream
- image coder
- compressed images
- compression efficiency
- wavelet filters
- reconstructed image
- wavelet coefficients
- peak signal to noise ratio
- inter frame
- image quality
- motion vectors
- coding method
- coding gain
- discrete cosine transform
- rate control
- video conferencing
- coding efficiency
- wavelet packet
- error resilience
- image processing
- energy compaction
- macroblock
- motion field
- bit plane
- human visual system
- post processing
- signal processing
- computational complexity
- multiscale