Title :
On Initialization of Gaussian Mixtures: A Hybrid Genetic EM Algorithm
Author_Institution :
Lab. of Signal Process. & Speech Commun., Graz Univ. of Technol., Austria
fDate :
March 18-23, 2005
Keywords :
Gaussian distribution; convergence of numerical methods; genetic algorithms; search problems; speech processing; unsupervised learning; GA-EM algorithm; Gaussian mixture models; MDL criterion; expectation maximization; hybrid genetic EM algorithm; initialization; learning; minimum description length; monotonic convergence; multivariate data; population-based stochastic search; Covariance matrix; Gaussian distribution; Genetics; Laboratories; Oral communication; Parametric statistics; Probability distribution; Signal processing algorithms; Space exploration; Stochastic processes;
Conference_Titel :
Acoustics, Speech, and Signal Processing, 2005. Proceedings. (ICASSP '05). IEEE International Conference on
Print_ISBN :
0-7803-8874-7
DOI :
10.1109/ICASSP.2005.1415208
