Temporal Processing of Brain Activity for the Recognition of EEG Patterns

  • Authors:
  • Alexandre Hauser;Pierre-Edouard Sottas;José del R. Millán

  • Affiliations:
  • -;-;-

  • Venue:
  • ICANN '02 Proceedings of the International Conference on Artificial Neural Networks
  • Year:
  • 2002

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Abstract

This paper discusses three common strategies to incorporate temporal dynamics of brain activity to recognize 3 mental tasks from spontaneous EEG signals. The networks have been tested in a hard experimental setup; namely, generalization over different recording sessions while analyzing short time windows. It turns out that the simple local neural classifier currently embedded in our BCI, which averages the response to 8 consecutive EEG samples, is to be preferred to more complex time-processing networks such as TDNN and Elman-like. With this local classifier, users with some hours of training are able to operate several brain-actuated applications.