Recursive speech enhancement using the EM algorithm with initial conditions trained by HMM's.

Ki Yong Lee Byung-Gook Lee Iickho Song Jisang Yoo

Published in: ICASSP (1996)

Keyphrases

em algorithm
initial conditions
speech enhancement
speech signal
expectation maximization
hidden markov models
speech recognition
noisy environments

maximum likelihood
noise reduction
mixture model
signal to noise ratio
parameter estimation
gaussian mixture model
differential equations
vocal tract

linear prediction
single channel
fixed point
automatic speech recognition
hyperparameters
generative model
maximum a posteriori
wiener filter

probabilistic model
conditional random fields
non stationary
image coding
machine learning
edge detection
image processing