6. The method of claim 1 , wherein the attributes include musical attributes, and the method further comprising outputting the musical attributes of the tree graph to an audio output device of the computer-based system.
6. The method of claim 1 , wherein the attributes include musical attributes, and the method further comprising outputting the musical attributes of the tree graph to an audio output device of the computer-based system. 8. The method of claim 6 , wherein an information of the musical attributes is using entropy.