Automated tuning

[jurihock]

Detect the tuning frequency of the music piece and apply pitch shifting according to the target concert pitch.

1. Comparison of tuning frequency estimation methods
2. Real-Time Performance Comparison of Tuning Frequency Estimation Algorithms
3. Tuning frequency estimation using circular statistics
4. Least-Squares Local Tuning Frequency Estimation for Choir Music (poster)
5. On the Requirement of Automatic Tuning Frequency Estimation
6. Signal Processing Approaches to Musical Tuning System Detection in Audio

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• What's Key for Key? The Krumhansl-Schmuckler Key-Finding Algorithm Reconsidered
• Music Tonality Detection Based on Krumhansl-Schmuckler Profile
• http://rnhart.net/articles/key-finding
• https://github.com/jackmcarthur/musical-key-finder
• https://gist.github.com/bmcfee/1f66825cef2eb34c839b42dddbad49fd