It's called super-resolution, and it's a very mature area of research. https://en.wikipedia.org/wiki/Super-resolution_imaging#Multi-exposure_image_noise_reduct

It's called super-resolution, and it's a very mature area of research. https://en.wikipedia.org/wiki/Super-resolution_imaging#Multi-exposure_image_noise_reduction https://en.wikipedia.org/wiki/Super-resolution_imaging#Multi... https://arxiv.org/abs/1905.03277 https://arxiv.org/abs/1905.03277