The author explains his "Synthrumentation", a compositional technique for the creation of a polyphonic score using spectral analysis of sound. He also uses a stochastic technique to redefine his spectral amplitude envelopes.
On the Spectral Analysis of Speech for Subsequent Resynthesis by Acoustic Instruments
Analysis in Electroacoustic Music. Bourges Academy. Bourges: Mnemosyne, 276-283.