I originally started down this path, trying to automate "culling," but found that (at least with the transfer models that I played with) ML-based "quality" scores weren't that great.

I read a paper about stochastic search, tried it out with my own photos, and found a novel UI that many of my beta testers think is one of my best features: https://photostructure.com/faq/why-photostructure/#fast-and-...