Kohonen feature map associative memory with area representation

  • Authors:
  • Hitoshi Abe;Yuko Osana

  • Affiliations:
  • School of Engineering, Tokyo University of Technology, Hachioji, Tokyo, Japan;School of Computer Science, Tokyo University of Technology, Hachioji, Tokyo, Japan

  • Venue:
  • AIA'06 Proceedings of the 24th IASTED international conference on Artificial intelligence and applications
  • Year:
  • 2006

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Abstract

In this paper, we propose a Kohonen Feature Map associative memory with area representation which can learn patterns successively. This model is based on the Kohonen Feature Map associative memory and the area representation. Most of the conventional models which can learn patterns successively are based on the associative memories, and their storage capacities are small because their learning algorithm is based on the Hebbian learning. On the other hands, the Kohonen Feature Map associative memory based on the local representation has been proposed. It has large storage capacity, but it has not enough robustness for damaged neurons. In the proposed model, the area representation which is an intermediate representation of the local representation and the distributed representation is introduced and the robustness for damaged neurons is improved. Moreover, the proposed model can realize auto and hetero associations and can deal with not only binary or bipolar patterns but also analog patterns. We carried out a series of computer experiments and confirmed the effectiveness of the proposed model.