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Optimal k-Deletion Correcting Codes

2019/10/27 by Jin Sima, Sima, Jin, Jehoshua Bruck +1 · 9 citations
Biochemistry, Genetics and Molecular Biology · Computer Science · #Advanced biosensing and bioanalysis techniques #Algorithms and Data Compression #DNA and Biological Computing #FOS: Computer and information sciences #Information Theory (cs.IT)

paper · pdf · doi:10.48550/arxiv.1910.12247

openalex publication_date 2019/10/27 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Levenshtein introduced the problem of constructing k-deletion correcting codes in 1966, proved that the optimal redundancy of those codes is O(klog N), and proposed an optimal redundancy single-deletion correcting code (using the so-called VT construction). However, the problem of constructing optimal redundancy k-deletion correcting codes remained open. Our key contribution is a solution to this longstanding open problem. We present a k-deletion correcting code that has redundancy 8klog n +o(log n) and encoding/decoding algorithms of complexity O(n2k+1) for constant k.

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