Can expectation suppression be explained by reduced attention to predictable stimuli?
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Can expectation suppression be explained by reduced attention to predictable stimuli? / Alink, Arjen; Blank, Helen.
in: NEUROIMAGE, Jahrgang 231, 117824, 01.05.2021.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Review › Forschung
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TY - JOUR
T1 - Can expectation suppression be explained by reduced attention to predictable stimuli?
AU - Alink, Arjen
AU - Blank, Helen
N1 - Copyright © 2021. Published by Elsevier Inc.
PY - 2021/5/1
Y1 - 2021/5/1
N2 - The expectation-suppression effect - reduced stimulus-evoked responses to expected stimuli - is widely considered to be an empirical hallmark of reduced prediction errors in the framework of predictive coding. Here we challenge this notion by proposing that that expectation suppression could be explained by a reduced attention effect. Specifically, we argue that reduced responses to predictable stimuli can also be explained by a reduced saliency-driven allocation of attention. We base our discussion mainly on findings in the visual cortex and propose that resolving this controversy requires the assessment of qualitative differences between the ways in which attention and surprise enhance brain responses.
AB - The expectation-suppression effect - reduced stimulus-evoked responses to expected stimuli - is widely considered to be an empirical hallmark of reduced prediction errors in the framework of predictive coding. Here we challenge this notion by proposing that that expectation suppression could be explained by a reduced attention effect. Specifically, we argue that reduced responses to predictable stimuli can also be explained by a reduced saliency-driven allocation of attention. We base our discussion mainly on findings in the visual cortex and propose that resolving this controversy requires the assessment of qualitative differences between the ways in which attention and surprise enhance brain responses.
KW - Attention/physiology
KW - Brain/diagnostic imaging
KW - Forecasting
KW - Humans
KW - Motivation/physiology
KW - Neuroimaging/methods
KW - Photic Stimulation/methods
U2 - 10.1016/j.neuroimage.2021.117824
DO - 10.1016/j.neuroimage.2021.117824
M3 - SCORING: Review article
C2 - 33549756
VL - 231
JO - NEUROIMAGE
JF - NEUROIMAGE
SN - 1053-8119
M1 - 117824
ER -