Time-frequency signal decomposition using energy mixture models.
Mark CoatesWilliam J. FitzgeraldPublished in: ICASSP (2000)
Keyphrases
- mixture model
- wavelet packet
- signal processing
- frequency domain
- signal analysis
- gaussian mixture model
- em algorithm
- density estimation
- generative model
- short time fourier transform
- probabilistic model
- model selection
- unsupervised learning
- maximum likelihood
- wavelet transform
- filter bank
- expectation maximization
- hilbert transform
- instantaneous frequency
- language model
- probability density function
- pattern recognition
- mixture modeling
- subband
- multiscale
- finite mixture models
- data sets
- object recognition
- feature extraction
- feature selection
- finite mixtures
- automatic model selection