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Age Affects Reinforcement Learning through Dopamine-based Learning Imbalance and High Decision Noise — not through Parkinsonian Mechanisms

Probabilistic reinforcement learning declines in healthy cognitive aging. While some findings suggest impairments are especially conspicuous in learning from rewards, resembling deficits in Parkinson’s disease, others also show impairments in learning from punishments. To reconcile these findings, w...

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Detalhes bibliográficos
Publicado no:Neurobiol Aging
Main Authors: Sojitra, Ravi B., Lerner, Itamar, Petok, Jessica. R., Gluck, Mark A.
Formato: Artigo
Idioma:Inglês
Publicado em: 2018
Assuntos:
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC5993631/
https://ncbi.nlm.nih.gov/pubmed/29778803
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.neurobiolaging.2018.04.006
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