There's work in that area, it's sometimes called "accompaniment generation." https://arxiv.org/abs/2301.12662 https://arxiv.org/abs/2301.12662 https://fastsag

There's work in that area, it's sometimes called "accompaniment generation." https://arxiv.org/abs/2301.12662 https://arxiv.org/abs/2301.12662 https://fastsag.github.io/ https://fastsag.github.io/