Maybe that google art face detection thing could be a place to start? https://www.blog.google/topics/arts-culture/exploring-art-through-selfies-google-arts-cul

Maybe that google art face detection thing could be a place to start? https://www.blog.google/topics/arts-culture/exploring-art-through-selfies-google-arts-culture/ https://www.blog.google/topics/arts-culture/exploring-art-th...