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How the Brain Uses Reinforcement Learning Beyond Just Mean Rewards

What if our brains learned from rewards not just by averaging them but by considering their full range of possibilities? A ...
News Medical

Ultrasound technique modifies human reward learning for the first time

The nucleus accumbens is a tiny element of the human brain triggered when we experience something enjoyable, and used to help us learn behaviors that lead to rewards. A new study has shown for the ...
The Motley Fool

What Is Reinforcement Learning?

Reinforcement learning algorithms help AI reach goals by rewarding desirable actions. Real-world applications, like healthcare, can benefit from reinforcement learning's adaptability. Initial setup ...
Psychology Today

The Dopamine Loop: Why Arguments Are Hard to Let Go

If you replay arguments long after they end, your brain may be seeking reward, not resolution. Here’s how dopamine shapes ...
News Medical

Brain signals involved in reward learning may hold key to personalized depression treatments

In a study in the Journal of Affective Disorders, Fralin Biomedical Research Institute scientists Pearl Chiu and Brooks Casas investigate how brain signals involved in reward learning might help ...