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REPORTS > KEYWORD > SHUFFLE-EXCHANGE NETWORK:
Reports tagged with shuffle-exchange network:
TR20-192 | 27th December 2020
Oded Goldreich, Avi Wigderson

Constructing Large Families of Pairwise Far Permutations: Good Permutation Codes Based on the Shuffle-Exchange Network


We consider the problem of efficiently constructing an as large as possible family of permutations such that each pair of permutations are far part (i.e., disagree on a constant fraction of their inputs).
Specifically, for every n\in\N, we present a collection of N=N(n)=(n!)^{\Omega(1)} pairwise far apart permutations \{\pi_i:[n]\to[n]\}_{i\in[N]} and ... more >>>




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