Picking'' in [ 243 , pp. 357]. 209 R. Plomp, Aspects of Tone Sensation , New York: Academic Press, 1976. 210 M. R. Portnoff, ``Implementation of the digital phase vocoder using the fast Fourier transform ,'' IEEE Transactions on Acoustics, Speech, Signal Processing , vol. ASSP-24, pp. 243-248, June 1976. 211 M. R. Portnoff, ``Time-frequency representation of digital