A repeating pattern based Query-by-Humming fuzzy system for polyphonic melody retrieval

- Devising a bar-indexing method to reduce the processing time.
- Providing an effective strategy to deal with MIDI files.
- Using repeating pattern as a search index not only saves the database storage space and computing cost, but also raises the accuracy of the system.
- Proposing fuzzy inference system to raise the capability for fault tolerance and raise the system accuracy.