Duet, i.e. automatic generation of a second voice, descant or counter melody, e.g. of a second harmonically interdependent voice by a single voice harmonizer or automatic composition algorithm, e.g. for fugue, canon or round composition, which may be substantially independent in contour and rhythm

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Aspects or methods of musical processing having intrinsic musical character, i.e. involving musical theory or musical parameters or relying on musical knowledge, as applied in electrophonic musical tools or instruments > Musical effects > Ensemble, i.e. adding one or more voices, also instrumental voices > Duet, i.e. automatic generation of a second voice, descant or counter melody, e.g. of a second harmonically interdependent voice by a single voice harmonizer or automatic composition algorithm, e.g. for fugue, canon or round composition, which may be substantially independent in contour and rhythm