Are the Wavelet Transforms the Best Filter Banks for Image Compression?
Ilangko BalasinghamTor A. RamstadPublished in: EURASIP J. Image Video Process. (2008)
Keyphrases
- image compression
- filter bank
- wavelet transform
- subband
- multiresolution
- image coding
- perfect reconstruction
- multiscale
- wavelet coefficients
- high frequency
- wavelet decomposition
- vector quantization
- subband coding
- wavelet packet
- low frequency
- discrete wavelet transform
- lifting scheme
- wavelet domain
- wavelet filters
- discrete cosine transform
- compression ratio
- compression scheme
- frequency domain
- feature extraction
- compression algorithm
- compressed images
- reconstructed image
- low pass
- low bit rate
- transform coding
- reconstruction error
- image coder
- directional information
- lossless compression
- coding gain
- finite impulse response
- wavelet bases
- quadrature mirror
- translation invariant
- contourlet transform
- shift invariant
- image data
- pattern recognition