A new multi-scale metric d_ρ on strings is defined via weighted angle distances on n-gram vectors, with proofs of metric properties, stability, and a linear-time algorithm.
Hamming,Error detecting and error correcting codes, The Bell System Technical Journal 29(1950), no
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A weighted angle distance on strings
A new multi-scale metric d_ρ on strings is defined via weighted angle distances on n-gram vectors, with proofs of metric properties, stability, and a linear-time algorithm.