Here's another interesting paper [1] on that topic. It shows that synthetically blurred images are significantly more realistic if they're based on recovered ra

Here's another interesting paper [1] on that topic. It shows that synthetically blurred images are significantly more realistic if they're based on recovered radiance maps (HDR). [1] https://people.eecs.berkeley.edu/~malik/papers/debevec-malik97.pdf https://people.eecs.berkeley.edu/~malik/papers/debevec-malik...