Social aversive generalization learning sharpens the tuning of visuocortical neurons to facial identity cues

Y Stegmann, L Ahrens, P Pauli, A Keil, MJ Wieser - Elife, 2020 - elifesciences.org
… test in which participants viewed faces varying in similarity with the threat-associated face.
We found that generalization of social threat sharpens visuocortical tuning of social threat cues

Neurophysiological and Autonomic Dynamics of Threat Processing During Sustained Social Fear Generalization

JJ Pouliot, RT Ward, CM Traiser, P Chiasson… - bioRxiv, 2024 - biorxiv.org
… earlier work on aversive generalization learning with facial stimuli (… hypothesis that visuocortical
tuning functions measured with … of visuocortical neurons to facial identity cues. ELife, 9, …

Aversive conditioning of spatial position sharpens neural population-level tuning in visual cortex and selectively alters alpha-band activity

WM Friedl, A Keil - Journal of Neuroscience, 2021 - Soc Neuroscience
… hypotheses of either sharpening or generalization around an … , we observed sharpening
of visuocortical responses to … visual cortex, neuronal population-level tuning to a threat …

[HTML][HTML] Associative learning shapes visual discrimination in a web-based classical conditioning task

Y Stegmann, M Andreatta, P Pauli, MJ Wieser - Scientific Reports, 2021 - nature.com
generalization stimuli, which elicited decreased activity. Thus, the effect of aversive learning
on visuocortical … demonstrated that aversive learning induces neural orientation tuning in the …

Aversive Conditioning of Spatial Position Sharpens Neural Population-level Tuning in Visual Cortex and Selectively Reduces Alpha-band Activity

WM Friedl, A Keil - bioRxiv, 2020 - biorxiv.org
… hypotheses of either sharpening or generalization around an … , we observed sharpening
of visuocortical responses to … visual cortex, neuronal population-level tuning to a threat …

[HTML][HTML] Visuocortical tuning to a threat-related feature persists after extinction and consolidation of conditioned fear

MI Antov, E Plog, P Bierwirth, A Keil, U Stockhorst - Scientific reports, 2020 - nature.com
Neurons in the visual cortex sharpen their orientation tuning as humans learn aversive
fear generalization task, we found that extinction learning prompted rapid changes in orientation …

Associative learning shapes visual discrimination–a web-based study

learning, induces visuocortical tuning in orientation-spe- … the other hand, it could be
shown that visuocortical activity to … study of fear generalization to faces and non-face objects: …

[HTML][HTML] The relationship between self-reported Misophonia symptoms and auditory aversive generalization leaning: a preliminary report

RT Ward, FE Gilbert, J Pouliot, P Chiasson… - Frontiers in …, 2022 - frontiersin.org
generalization learning, it is expected that as threat cues … for a generalization model compared
to a sharpened tuning or … learning models (eg, overgeneralization and sharpening) were …

[HTML][HTML] No trait anxiety influences on early and late differential neuronal responses to aversively conditioned faces across three different tasks

S Schindler, J Heinemann, M Bruchmann… - Cognitive, Affective, & …, 2022 - Springer
… Faces are salient social stimuli that exhibit unique identity information. The detection of …
four aversive scream sounds with 100 dB SPL, presented directly with the offset of the CS + face

[HTML][HTML] Attentional threat biases and their role in anxiety: A neurophysiological perspective

MJ Wieser, A Keil - International Journal of Psychophysiology, 2020 - Elsevier
social anxiety patients showed facilitated gain to aversive … Interestingly, patients with
generalized social anxiety also … In summary, these studies suggest that the selected visuocortical