Predicting concept changes using a committee of experts

  • Authors:
  • Ghazal Jaber;Antoine Cornuéjols;Philippe Tarroux

  • Affiliations:
  • LIMSI, Université de Paris-Sud, Orsay Cedex, France;Dept. MMIP, AgroParisTech, Paris Cedex, France;LIMSI, Université de Paris-Sud, Orsay Cedex, France

  • Venue:
  • ICONIP'11 Proceedings of the 18th international conference on Neural Information Processing - Volume Part I
  • Year:
  • 2011

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Abstract

In on-line machine learning, predicting changes is not a trivial task. In this paper, a novel prediction approach is presented, that relies on a committee of experts. Each expert is trained on a specific history of changes and tries to predict future changes. The experts are constantly modified based on their performance and the committee as a whole is thus dynamic and can adapt to a large variety of changes. Experimental results based on synthetic data show three advantages: (a) it can adapt to different types of changes, (b) it can use different types of prediction models and (c) the committee outperforms predictors trained on a priori fixed size history of changes.