News tagged with signal-to-noise ratio

Neuroscience

Dopamine primes the brain for enhanced vigilance

Imagine a herd of deer grazing in the forest. Suddenly, a twig snaps nearby, and they look up from the grass. The thought of food is forgotten, and the animals are primed to respond to any threat that might appear.

Nov 8, 2018

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Neuroscience

Speed-accuracy tradeoff turns up gain in the brain

Widespread changes in neural activity enable people to quickly make a decision by "turning up the gain in the brain," suggests a human study published in eNeuro. The findings help to resolve a central issue in our understanding ...

Jun 4, 2018

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