MusicTools

Interesting usages of Chomsky Analysis:

• Analyze an invention by Bach, tweak the main theme and replay

Types of repetition:

• Identical
• Transposed by octave or two
• Transposed by number of semitones
• Within the same scale, but start from a different tone e.g. Albinoni Adagio, Mozart 40th Symphony
• Within different scales

Chomsky Analysis Algorithm

CAA analyzes a single or multiple voices looking for similarities. The output of the analysis is a DAG(Direct Acyclic Graph) where the leafs represented repeating patterns and roots represent voices.

The Main Music Tool

The Main Music Tool is a software applicaiton for musical analysis and improvisation:

• Analysis provide structural view over the composition highlighting motives/themes
• Themes can be tweaked and the composition can be played back thus improvisaiton is achieved