Students at Israel’s Technion Institute have developed a computer system, named BepopNet, to improvise jazz based on any given chord progression. They have then used Artificial Intelligence to optimize the music (i.e. learn) and generate personalized variants to suit a user’s specific musical taste.

https://jewishbusinessnews.com/2020/11/10/technion-researchers-use-artificial-intelligence-to-generate-jazz-solos/

https://shunithaviv.github.io/bebopnet/

https://program.ismir2020.net/static/final_papers/132.pdf