An exact algorithm for minimum distortion embedding
Theoretical Computer Science
Slightly superexponential parameterized problems
Proceedings of the twenty-second annual ACM-SIAM symposium on Discrete Algorithms
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Let G be an unweighted graph on n vertices. We show that an embedding of the shortest path metric of G into the line with minimum distortion can be found in time 5 n + o(n). This is the first algorithm breaking the trivial n!-barrier.