Coding of variable dimension speech spectral vectors using weighted nonsquare transform vector quantization.
Chunyan LiPeter LupiniEyal ShlomotVladimir CupermanPublished in: IEEE Trans. Speech Audio Process. (2001)
Keyphrases
- vector quantization
- transform coding
- image compression
- speaker recognition
- input vector
- video coding scheme
- distortion measure
- codebook design
- vector quantizer
- successive approximation
- coding scheme
- entropy constrained vector quantization
- finite state vector quantization
- scalar quantization
- speech recognition
- bit allocation
- fractal image compression
- tree structured vector quantization
- index table
- entropy constrained
- transform coefficients
- residual vector quantization
- image processing
- codebook generation
- compression ratio
- image coding
- wavelet transform
- speech signal
- reduced complexity
- compression algorithm
- vector quantized
- fractal image coding
- coding method
- low bit rate
- subband
- computational complexity
- video sequences