See also the book _Surfing Uncertainty_ (https://www.amazon.com/Surfing-Uncertainty-Prediction-Action...) which convincingly details many brain subsystems as approximating Bayesian updates.

Reminds me of this Slate Star Codex post[0] on the book "Surfing Uncertainty"[1].

Also it looks like the relevant paper is here[3] and a video example is here[4].

[0]: http://slatestarcodex.com/2017/09/05/book-review-surfing-unc...

[1]: https://www.amazon.com/gp/product/0190217014/

[3]: https://arxiv.org/abs/1610.00696

[4]: https://sites.google.com/site/robotforesight/