Mechanisms of hierarchical reinforcement learning in cortico–striatal circuits 2: Evidence from fMRI
… as a function of dopaminergic RPE signals. Many human … Thus, our model predicts that
the decline in prePMd during … To further test this selectivity, we tested a more anterior right …
the decline in prePMd during … To further test this selectivity, we tested a more anterior right …
The role of neuromodulators in selective attention
B Noudoost, T Moore - Trends in cognitive sciences, 2011 - cell.com
… dopamine, have long been implicated in the neural control of … modulating the gain of sensory
signals, particularly in the case … activity on the representation of stimuli within visual cortex. …
signals, particularly in the case … activity on the representation of stimuli within visual cortex. …
Apathy and the functional anatomy of the prefrontal cortex–basal ganglia circuits
… by reward ‘A’ (preferred by the monkey) but not by reward ‘B’ (… focalization by decreasing
the ratio of the relevant signals to … dopamine depletion, both defaults in selection and signal …
the ratio of the relevant signals to … dopamine depletion, both defaults in selection and signal …
Long-term value memory in primates
W Vanduffel - Proceedings of the National Academy of …, 2018 - National Acad Sciences
… on dopaminergic-dependent reward-prediction error signals … in fMRI activity should be
related to value memory signals that … previously highly rewarded objects (6), as typical selective-…
related to value memory signals that … previously highly rewarded objects (6), as typical selective-…
[HTML][HTML] A neural pathway for nonreinforced preference change
T Schonberg, LN Katz - Trends in Cognitive Sciences, 2020 - cell.com
… visual cortex, parietal cortex, striatum, and prefrontal regions. … preference change through
dopamine signals, which we term … traditionally associated with selective attention constitute a …
dopamine signals, which we term … traditionally associated with selective attention constitute a …
Perceptual learning rules based on reinforcers and attention
PR Roelfsema, A van Ooyen, T Watanabe - Trends in cognitive sciences, 2010 - cell.com
… We here propose that the attentional feedback signals guide … model that posits that selective
attention and neuromodulatory … How does the visual cortex change as a result of perceptual …
attention and neuromodulatory … How does the visual cortex change as a result of perceptual …
Learned value shapes responses to objects in frontal and ventral stream networks in macaque monkeys
… In the present study, we used fMRI in macaque monkeys to … stimulus–reward value signals
not only in frontal cortex and the … Thus, regions initially showing no selectivity for 1 rewarded …
not only in frontal cortex and the … Thus, regions initially showing no selectivity for 1 rewarded …
Affective and motivational control of vision
P Vuilleumier - Current opinion in neurology, 2015 - journals.lww.com
… of visual cortex to emotional faces in visual cortex with fMRI [… in extrastriate visual cortex,
without disrupting face-selective … on dopamine signaling, which compute reward predictions …
without disrupting face-selective … on dopamine signaling, which compute reward predictions …
Neural correlates of prediction error in patients with schizophrenia: evidence from an fMRI meta-analysis
X Yang, Y Song, Y Zou, Y Li, J Zeng - Cerebral Cortex, 2024 - academic.oup.com
… in mesolimbic areas when encoding prediction error signals … indicating abnormal dopamine
signaling of reward prediction … reduced brain activation within the mesolimbic dopamine …
signaling of reward prediction … reduced brain activation within the mesolimbic dopamine …
Motivation-dependent responses in the human caudate nucleus
MR Delgado, VA Stenger, JA Fiez - Cerebral Cortex, 2004 - academic.oup.com
… One recent positron emission tomography (PET) study, for example, looked at dopamine …
) using fMRI mean intensity values. These values were then standardized to per cent signal …
) using fMRI mean intensity values. These values were then standardized to per cent signal …