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Topic: Sensory reactivation

ePoster
2 ePosters

In Neuroscience

Cortical reactivations predict future sensory responses

Nghia Nguyen, Mark Andermann, Andrew Lutas, Jesseba Fernando, Josselyn Vergara, Justin McMahon, Jordane Dimidschstein · COSYNE 2023

How do we learn about experiences while being removed from the experience itself? One solution involves offline learning via reactivations. Sensory reactivation involves the recurrence of a pattern of neural activity during sleep or quiet waking that previously occurred during a sensory experience. Prevailing theories of offline memory consolidation posit that the pattern of neurons activated during a sensory experience will be faithfully reactivated, thereby stabilizing the entire pattern. However, sensory-evoked patterns are not stable, but instead drift across repeated experiences. Our stud

Sat, Mar 11, 2023

ePoster · Neuroscience

Visual association cortex immediately reactivates sensory experiences

Nghia Nguyen,Andrew Lutas,Jesseba Fernando,Mark Andermann · COSYNE 2022

How do we learn about experiences while being removed from the experience itself? One solution involves offline learning via reactivations. Sensory reactivation involves the recurrence of a pattern of neural activity during sleep or quiet waking that previously occurred during a sensory experience. Historically, reactivations have been studied in the hippocampus. However, whether reactivations in sensory cortex depend on local activation of neurons during prior experience is not well understood. We hypothesize that such reactivations in sensory association cortex could be important for learnin

Sat, Mar 19, 2022

ePoster · Neuroscience