>Rapid Changes in Dopamine Levels Guide Our Behavior. Study measured dopamine levels while participants played computer game during deep brain stimulation surgery.

https://www.technologynetworks.com/neuroscience/news/rapid-c...

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>How Subsecond Changes in Brain Dopamine Levels Impact Human Behavior

https://www.genengnews.com/topics/translational-medicine/how...

Scientists are squinting at available evidence to see how the human brain and AI might be the same with regard to the methods that 'weights' are updated.