Related, Acetylcholine has been hypothesized to signal to the rest of the brain that unfamiliar/uncertain things are about to happenhttps://www.sciencedirect.com/science/article/pii/S0896627305003624http://www.gatsby.ucl.ac.uk/~dayan/papers/yud2002.pdf
Thanks! Yeah that would seem to be consistent with “This is a good time to set your learning algorithm to have a higher-than-usual learning rate.”, not to mention being alert and paying attention to that part of your sensory input.
Related, Acetylcholine has been hypothesized to signal to the rest of the brain that unfamiliar/uncertain things are about to happen
https://www.sciencedirect.com/science/article/pii/S0896627305003624
http://www.gatsby.ucl.ac.uk/~dayan/papers/yud2002.pdf
Thanks! Yeah that would seem to be consistent with “This is a good time to set your learning algorithm to have a higher-than-usual learning rate.”, not to mention being alert and paying attention to that part of your sensory input.