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The edit distance (also: Levenshtein distance) between two strings measures the number of insertions and deletions it takes to convert one string to another.

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Alternative to Hamming distance for permutations

Finding the minimal distance is called the "Sorting By Translocation" problem. Part of an abstract from a paper: "Given two signed multi-chromosomal genomes Pi and Gamma with the same gene set, the p …
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