Blind separation of linear-quadratic mixtures of real sources using a recurrent structure

  • Authors:
  • Shahram Hosseini;Yannick Deville

  • Affiliations:
  • Laboratoire d'Acoustique, Métrologie, Instrumentation, Université Paul Sabatier, Toulouse Cedex, France 31062;Laboratoire d'Acoustique, Métrologie, Instrumentation, Université Paul Sabatier, Toulouse Cedex, France 31062

  • Venue:
  • IWANN '03 Proceedings of the 7th International Work-Conference on Artificial and Natural Neural Networks: Part II: Artificial Neural Nets Problem Solving Methods
  • Year:
  • 2009

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Abstract

In this paper, we propose an approach for separating linearquadratic mixtures of independent real sources. The method is based on parametric identification of a recurrent separating structure by means of an adaptive algorithm which uses the higher-order statistics of the outputs of this structure. We study the local stability of the recurrent structure and show experimentally that when it is stable at the separating point, it succeeds in separating the sources.