Maybe this is more appropriate here, but I posted it to Console Gaming because it seemed like they'd appreciate it more. Anyway, here's the links so it doesn't just quickly fall of the front page on the Gaming forum.
https://github.com/0x09/resdet
https://forum.beyond3d.com/threads/...e-source-resolution-of-upscaled-images.57547/
https://github.com/0x09/resdet
https://forum.beyond3d.com/threads/...e-source-resolution-of-upscaled-images.57547/