1. Infomax and maximum likelihood for blind source separation
2. Moulines, E., Cardoso, J.-F., and Gassiat, E.: ‘Maximum likelihood for blind signal separation and deconvolution of noisy signals using mixture models’, Germany, Munich, (ICASSP-97)
3. Independent Factor Analysis
4. Olshausen, B.A., and Millman, K.J.: ‘Learning sparse codes with a mixture-of-Gaussians prior’, Advances in neural information processing systems, (MIT Press 2000),vol. 12, p. 841–847