Computer assisted composition (or computer-assisted composition) is the technique or practice of using a computer to aid in the composition of music, though the music itself may be performed either electronically or on traditional, non-electronic instruments without the use of a computer or electronic device of any kind. Two important branches of computer-assisted composition are algorithmic composition and spectral music. Computer assisted compositon is part of the general field of computer music. A Lego RCX Computer is an example of an embedded computer used to control mechanical devices. ... Electronic music is a term for music created using electronic devices. ... Algorithmic composition is the technique of using algorithms to create music. ... Spectral music (or spectralism) is a musical genre or movement originating in France in the 1970s and characterized by the use of computer analysis of sound wave components as the basis for composition. ... Computer music is music generated with, or composed with the aid of, computers. ...