A lower bound on the distortion of embedding planar metrics into Euclidean space

  • Authors:
  • Ilan Newman;Yuri Rabinovich

  • Affiliations:
  • University of Haifa, Haifa, Israel;University of Haifa, Haifa, Israel

  • Venue:
  • Proceedings of the eighteenth annual symposium on Computational geometry
  • Year:
  • 2002

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Abstract

(MATH) We exhibit a simple infinite family of series-parallel graphs that cannot be metrically embedded into Euclidean space with distortion smaller than $\Omega(\sqrt\log n\,)$. This matches Rao's general upper bound for metric embedding of planar graphs into Euclidean space, [14], thus resolving the question of how well do planar metrics embed in Euclidean spaces.