A fast algorithm for three-dimensional layers of maxima problem

  • Authors:
  • Yakov Nekrich

  • Affiliations:
  • Department of Computer Science, University of Bonn

  • Venue:
  • WADS'11 Proceedings of the 12th international conference on Algorithms and data structures
  • Year:
  • 2011

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Abstract

We show that the three-dimensional layers-of-maxima problem can be solved in o(n log n) time in the word RAM model. Our algorithm runs in O(n(log log n)3) deterministic time or O(n(log log n)2) expected time and uses O(n) space. We also describe a deterministic algorithm that uses optimal O(n) space and solves the three-dimensional layers-of-maxima problem in O(n log n) time in the pointer machine model.