Reich may not have been directly influenced by Shklovsky, but his 1967 work Slow Motion Sound exemplifies Shklovsky’s Technique of Art. In his Writings on Music, Reich notes that the work ‘has remained a concept on paper because it was technologically impossible to realize.’ However, rudimentary time-stretching was possible already in 1966, when J. L. Flanagan and R. M. Golden of Bell Labs invented the phase vocoder (original paper here). Modern time-stretching algorithms combine frequency- and time-domain approaches. For percussive material, the framing of transients continues to poses challenges…
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