Error-correcting tournaments

  • Authors:
  • Alina Beygelzimer;John Langford;Pradeep Ravikumar

  • Affiliations:
  • IBM Thomas J. Watson Research Center, Hawthorne, NY;Yahoo! Research, New York, NY;University of California, Berkeley, CA

  • Venue:
  • ALT'09 Proceedings of the 20th international conference on Algorithmic learning theory
  • Year:
  • 2009

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Abstract

We present a family of pairwise tournaments reducing k-class classification to binary classification. These reductions are provably robust against a constant fraction of binary errors, and match the best possible computation and regret up to a constant.