Approximating weighted matchings in parallel

  • Authors:
  • Stefan Hougardy;Doratha E. Vinkemeier

  • Affiliations:
  • Humboldt-Universität zu Berlin, Institut für Informatik, Berlin, Germany;Humboldt-Universität zu Berlin, Institut für Informatik, Berlin, Germany

  • Venue:
  • Information Processing Letters
  • Year:
  • 2006

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Abstract

We present an NC approximation algorithm for the weighted matching problem in graphs with an approximation ratio of (1 - ε), This improves the previously best approximation ratio of (1/2 - ε) of an NC algorithm for this problem.