Edit Distance Cannot Be Computed in Strongly Subquadratic Time (unless SETH is false)

作者: Arturs Backurs , Piotr Indyk

DOI: 10.1145/2746539.2746612

关键词: CombinatoricsLevenshtein distanceDiscrete mathematicsEdit distanceApproximate string matchingString-to-string correction problem3SUMJaro–Winkler distanceMathematicsDamerau–Levenshtein distanceWagner–Fischer algorithm

摘要: … The problem of computing the edit distance between two strings is a classical computational … of computing edit distance might be tight. Specifically, we show that, if the edit distance can …

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