Combining Multimodal Sensory Input for Spatial Learning

  • Authors:
  • Thomas Strösslin;Christophe Krebser;Angelo Arleo;Wulfram Gerstner

  • Affiliations:
  • -;-;-;-

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

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Abstract

For robust self-localisation in real environments autonomous agents must rely upon multimodal sensory information. The relative importance of a sensory modality is not constant during the agentenvironment interaction. We study the interrelation between visual and tactile information in a spatial learning task. We adopt a biologically inspired approach to detect multimodal correlations based on the properties of neurons in the superior colliculus. Reward-based Hebbian learning is applied to train an active gating network to weigh individual senses depending on the current environmental conditions. The model is implemented and tested on a mobile robot platform.