Computational mechanisms underlying motivation to earn symbolic reinforcers

DC Burk, C Taswell, H Tang… - Journal of …, 2024 - Soc Neuroscience
Reinforcement learning is a theoretical framework that describes how agents learn to select
options that maximize rewards and minimize punishments over time. We often make …

Semi-orthogonal subspaces for value mediate a binding and generalization trade-off

WJ Johnston, JM Fine, SBM Yoo, RB Ebitz… - Nature …, 2024 - nature.com
When choosing between options, we must associate their values with the actions needed to
select them. We hypothesize that the brain solves this binding problem through neural …

Neuronal population encoding of identity in primate prefrontal cortex

KK Sharma, MA Diltz, T Lincoln… - Journal of …, 2024 - Soc Neuroscience
The ventrolateral prefrontal cortex (VLPFC) shows robust activation during the perception of
faces and voices. However, little is known about what categorical features of social stimuli …

[HTML][HTML] Computational mechanisms underlying motivation to earn symbolic reinforcers

DC Burk, C Taswell, H Tang, BB Averbeck - bioRxiv, 2023 - ncbi.nlm.nih.gov
Reinforcement learning (RL) is a theoretical framework that describes how agents learn to
select options that maximize rewards and minimize punishments over time. We often make …

Insula uses overlapping codes for emotion in self and others

J Xiao, JA Adkinson, AB Allawala, G Banks, E Bartoli… - bioRxiv, 2024 - biorxiv.org
In daily life, we must recognize others' emotions so we can respond appropriately. This
ability may rely, at least in part, on neural responses similar to those associated with our own …

Neural geometry efficiently representing abstract form of value and modality in the primate basal ganglia

SH Hwang, JW Lee, SP Kim, HF Kim - bioRxiv, 2024 - biorxiv.org
Basal ganglia process diverse values from various modalities using limited resources,
necessitating efficient processing. This involves converging tactile and visual information …

From Sensory to Perceptual Manifolds: The Twist of Neural Geometry

H Ma, L Jiang, T Liu, J Liu - bioRxiv, 2023 - biorxiv.org
To humans, nearly everything is classifiable: whether as big or small, edible or poisonous,
righteous or unjust. Similarly, classification is a central task in many machine learning …

Circuit inhibition facilitates behavioral strategy updates by creating divergent prefrontal representations for errors

CA Johnson-Cruz - 2024 - search.proquest.com
Adapting goal-directed behavior to changing environments (cognitive flexibility) depends on
the mammalian prefrontal cortex. In mice, Parvalbumin-positive inhibitory interneurons …