Human visual quality image/video compression techniques based on integer wavelet packet transform and SPIHT, and their application to mobile communications.
Widhyakorn AsdornwisedSomchai JitapunkulPublished in: Visual Information Processing (2004)
Keyphrases
- visual quality
- video compression
- compression rate
- low bit rate
- bit rate
- video coding
- compression ratio
- image quality
- high frequency
- contrast enhancement
- motion compensation
- compressed images
- motion estimation
- low frequency
- image data
- subband
- lossy compression
- human visual system
- input image
- reconstructed image
- rate distortion
- multiscale
- high resolution
- bit allocation
- bit plane
- high compression ratio
- image features
- image classification
- video data
- motion compensated
- macroblock
- error concealment
- bitstream
- image segmentation
- pixel values
- coding efficiency
- jpeg images
- peak signal to noise ratio
- wavelet packet
- image retrieval
- coding method
- image compression
- compression algorithm
- wavelet decomposition
- lossless compression
- denoising
- wavelet transform
- image representation
- computational complexity
- high quality
- motion vectors