An Efficient Time Domain Speech Compression Algorithm Based on LPC and Sub-Band Coding Techniques.
Palaniandavar VenkateswaranArindam SanyalSnehasish DasRabindranath NandiSalil Kumar SanyalPublished in: J. Commun. (2009)
Keyphrases
- subband
- compression algorithm
- image compression
- set partitioning in hierarchical trees
- linear predictive coding
- frequency domain
- linear prediction
- wavelet coding
- wavelet transform
- bitstream
- bit rate
- compression ratio
- filter bank
- arithmetic coding
- wavelet coefficients
- linear predictive
- embedded zerotree wavelet
- speech recognition
- data compression
- bit allocation
- speech signal
- transform coefficients
- higher compression ratio
- vector quantization
- coding method
- transform coding
- multiresolution
- high frequency
- block coding
- low bit rate
- compression scheme
- wavelet decomposition
- progressive transmission
- discrete wavelet transform
- wavelet domain
- energy compaction
- feature vectors
- image coder
- coding scheme
- low pass
- image coding
- high compression ratio
- low frequency
- spatial domain
- reconstructed image
- rate distortion
- coding efficiency
- discrete cosine transform
- inter frame
- video signals
- entropy coding
- image processing
- quadtree decomposition
- feature extraction
- visual quality
- wavelet filters
- lossless compression
- wavelet packet
- video sequences
- computer vision
- multiscale
- image segmentation
- macroblock