The sub-band cepstrum as a tool for local spectral analysis in forensic voice comparison.
Shunichi IshiharaFrantz ClermontPublished in: ALTA (2023)
Keyphrases
- spectral analysis
- subband
- filter bank
- wavelet transform
- multiresolution
- image compression
- bit rate
- wavelet coefficients
- perfect reconstruction
- frequency domain
- high frequency
- wavelet decomposition
- discrete wavelet transform
- low frequency
- feature vectors
- low pass
- wavelet packet
- locally adaptive
- lifting scheme
- multiscale
- autoregressive
- wavelet domain
- contourlet transform
- computationally efficient
- heart rate variability
- natural images
- image quality
- signal processing
- image processing