The Process in More Detail (2/3)
Pattern match for signatures
- “Tuners” used to set amount of variation allowed for match
- Pitch
- Rhythm
- Pitch + Rhythm
- (Current version also includes Timbre and Dynamics)
- Form image
- Weight patterns by frequency of occurrence
- Image consists of frequency lists of captured patterns
- Superimpose two or more images
- Determine patterns that are local to the work (themes)
- Determine patterns that occur in many works (signatures)