Tractability results for the consecutive-ones property with multiplicity

  • Authors:
  • Cedric Chauve;Ján Maňuch;Murray Patterson;Roland Wittler

  • Affiliations:
  • Department of Mathematics, Simon Fraser University, Burnaby, BC, Canada;Department of Mathematics, Simon Fraser University, Burnaby, BC, Canada and Department of Computer Science, UBC, Vancouver, BC, Canada;Department of Computer Science, UBC, Vancouver, BC, Canada;Department of Mathematics, Simon Fraser University, Burnaby, BC, Canada and Technische Fakultät, Universität Bielefeld, Bielefeld, Germany

  • Venue:
  • CPM'11 Proceedings of the 22nd annual conference on Combinatorial pattern matching
  • Year:
  • 2011

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Abstract

A binary matrix has the Consecutive-Ones Property (C1P) if its columns can be ordered in such a way that all 1's in each row are consecutive. We consider here a variant of the C1P where columns can appear multiple times in the ordering. Although the general problem of deciding the C1P with multiplicity is NP-complete, we present here a case of interest in comparative genomics that is tractable.