On Euclidean Embeddings and Bandwidth Minimization

  • Authors:
  • John Dunagan;Santosh Vempala

  • Affiliations:
  • -;-

  • Venue:
  • APPROX '01/RANDOM '01 Proceedings of the 4th International Workshop on Approximation Algorithms for Combinatorial Optimization Problems and 5th International Workshop on Randomization and Approximation Techniques in Computer Science: Approximation, Randomization and Combinatorial Optimization
  • Year:
  • 2001

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Abstract

We study Euclidean embeddings of Euclidean metrics and present the following four results: (1) an O(log3 n√log log n) approximation for minimum bandwidth in conjunction with a semi-definite relaxation, (2) an O(log3 n) approximation in O(nlog n) time using a new constraint set, (3) a lower bound of θ(√log n) on the least possible volume distortion for Euclidean metrics, (4) a new embedding with O(√log n) distortion of point-to-subset distances.