Pruned Discrete Tchebichef Transform Approximation for Image Compression.
Vítor de A. CoutinhoRenato J. CintraFábio M. BayerPaulo A. M. OliveiraRaíza S. OliveiraArjuna MadanayakePublished in: Circuits Syst. Signal Process. (2018)
Keyphrases
- image compression
- transform coding
- discrete cosine transform
- hartley transform
- wavelet transform
- translation invariant
- tchebichef moments
- subband decomposition
- vector quantization
- fast fourier transform
- energy compaction
- subband
- low bit rate
- discrete fourier transform
- compression scheme
- difference equations
- continuous functions
- image transmission
- image recognition
- compression algorithm
- error bounds
- tree structured vector quantization
- closed form
- reconstructed image
- compression ratio
- image coding
- image coder
- pruning algorithm
- signal processing
- computational geometry
- progressive transmission
- continuous variables
- morphological skeleton
- orthogonal polynomials
- d objects