Here's an article from a couple weeks ago that uses FFT as part of a machine learning algorithm to categorize music by genre: https://news.ycombinator.com/item?

Here's an article from a couple weeks ago that uses FFT as part of a machine learning algorithm to categorize music by genre: https://news.ycombinator.com/item?id=13078165 https://news.ycombinator.com/item?id=13078165