Glottal parameter estimation by wavelet transform for voice biometry.
Pedro Gómez VildaMaría Victoria Rodellar BiargeCristina Muñoz-MulasRafael Martínez-OlallaLuis Miguel Mazaira-FernándezAgustín Álvarez MarquinaPublished in: ICCST (2011)
Keyphrases
- parameter estimation
- wavelet transform
- multiresolution
- maximum likelihood
- least squares
- multiscale
- model selection
- wavelet coefficients
- markov random field
- statistical models
- subband
- parameter estimation algorithm
- speech signal
- parameter values
- em algorithm
- expectation maximization
- random fields
- posterior distribution
- approximate inference
- feature extraction
- estimation problems
- model fitting
- edge detection
- position estimation
- non stationary
- structure learning
- image processing
- three dimensional