DOA estimation in noisy environment with unknown noise power using the EM algorithm.
Ofer SchwartzYuval DorfanMaja TaseskaEmanuël A. P. HabetsSharon GannotPublished in: HSCMA (2017)
Keyphrases
- noisy environments
- em algorithm
- expectation maximization
- doa estimation
- noise reduction
- mixture model
- maximum likelihood
- background noise
- speech recognition
- parameter estimation
- gaussian mixture model
- maximum a posteriori
- hyperparameters
- speech signal
- expectation maximisation
- signal to noise ratio
- incomplete data
- neural network
- canonical correlation analysis
- probabilistic model
- wavelet domain
- image reconstruction
- hidden markov models