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Tag: Nao Uchida

How Neuron Types Work Together to Process Punishment and Reward [Uchida Lab]

As they navigate their environment, animals readily learn to repeat actions which yield reward and avoid actions which cause punishment. This kind of learning is especially efficient when…

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Uchida Lab Postdoc Iku Kimura Receives Funding from Japan Science and Technology Agency

Postdoc Iku Kimura of the Uchida Lab has been awarded a prestigious fellowship from the Japan Science and Technology Agency. The fellowship program, named “Promoting Individual Research to…

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Uchida Lab Connects Machine Learning Theory to Biological Brains

In our new study published in Nature Neuroscience, we found evidence that rodent brains use a specific form of learning called temporal difference (TD) learning. TD learning has…

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Always Checking Errors in Brains and Machines [Uchida Lab]

The last several years have seen remarkable developments in artificial intelligence (AI). Computers can now play complex video games such as Pac-Man, Space Invader, and even StarCraft II…

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Believing in Dopamine [Uchida Lab]

Predicting future rewards depends critically on beliefs about the current state of the world. For example, suppose you go to a restaurant with two chefs, one who you’ve…

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Who Moved My Arm? Learning from Performance Error [Uchida Lab]

You head to your favorite coffee shop, order a cappuccino, and when the barista calls your name, you grab your coffee. Imagine, however, you grab the wrong cup…

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Monoamine neurotransmitters such as dopamine, serotonin, and noradrenaline are released by small populations of neurons that send information to much of the brain. These neurons function like major…

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