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Temporal dynamics of serial dependence in face perception and visual working memory

Lidström, Anette LU orcid (2024) In Vision (Switzerland) 8(1).
Abstract
Abstract: Serial dependence (SD) refers to the influence of a recent stimulus on a person’s perceptual judgement of a current stimulus. SD has been found to arise for a wide variety of objects and features, including faces. Perceptual and mnemonic processes, along with response and decisional biases, are thought to contribute to SD effects. Here, two experimental studies are reported examining the time course of SD face effects, in attempt to determine the primary functional loci of such effects. In Experiment 1, participants were shown a series of two sequentially presented faces separated by an inter-stimulus interval (ISI) of 1, 3, 6, or 10 s and were instructed to match an adjustment face to the second face after a varying response... (More)
Abstract: Serial dependence (SD) refers to the influence of a recent stimulus on a person’s perceptual judgement of a current stimulus. SD has been found to arise for a wide variety of objects and features, including faces. Perceptual and mnemonic processes, along with response and decisional biases, are thought to contribute to SD effects. Here, two experimental studies are reported examining the time course of SD face effects, in attempt to determine the primary functional loci of such effects. In Experiment 1, participants were shown a series of two sequentially presented faces separated by an inter-stimulus interval (ISI) of 1, 3, 6, or 10 s and were instructed to match an adjustment face to the second face after a varying response delay of 0, 1, 3, 6, or 10 s. A statistically significant interaction was obtained between ISI and delay, where SD effects most consistently arose for ISI of 1 s and delays of 1 and 6 s. In Experiment 2 the ISI was held constant at 1 s and participants were post-cued to respond to either the first or the secondly presented face. For responses to the second face, SD effects again consistently arose with delays of 1 and 6 s, but not when responses were made to the first face. In all, the results suggest that SD face effects are separable from memory interactions and arise as a result of perceptual and mnemonic processes in a temporal fashion, and not purely as a result of response and decisional biases.
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author
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Vision (Switzerland)
volume
8
issue
1
publisher
MDPI AG
ISSN
2411-5150
project
Rethinking perceptual processes for the 21st century
language
English
LU publication?
yes
id
7d42f4a9-cf41-420d-b979-12f0344cc5bb
alternative location
https://www.mdpi.com/2411-5150/8/1/12
date added to LUP
2025-09-11 13:33:20
date last changed
2025-09-11 14:47:08
@misc{7d42f4a9-cf41-420d-b979-12f0344cc5bb,
  abstract     = {{Abstract: Serial dependence (SD) refers to the influence of a recent stimulus on a person’s perceptual judgement of a current stimulus. SD has been found to arise for a wide variety of objects and features, including faces. Perceptual and mnemonic processes, along with response and decisional biases, are thought to contribute to SD effects. Here, two experimental studies are reported examining the time course of SD face effects, in attempt to determine the primary functional loci of such effects. In Experiment 1, participants were shown a series of two sequentially presented faces separated by an inter-stimulus interval (ISI) of 1, 3, 6, or 10 s and were instructed to match an adjustment face to the second face after a varying response delay of 0, 1, 3, 6, or 10 s. A statistically significant interaction was obtained between ISI and delay, where SD effects most consistently arose for ISI of 1 s and delays of 1 and 6 s. In Experiment 2 the ISI was held constant at 1 s and participants were post-cued to respond to either the first or the secondly presented face. For responses to the second face, SD effects again consistently arose with delays of 1 and 6 s, but not when responses were made to the first face. In all, the results suggest that SD face effects are separable from memory interactions and arise as a result of perceptual and mnemonic processes in a temporal fashion, and not purely as a result of response and decisional biases.<br/>}},
  author       = {{Lidström, Anette}},
  issn         = {{2411-5150}},
  language     = {{eng}},
  note         = {{Conference Abstract}},
  number       = {{1}},
  publisher    = {{MDPI AG}},
  series       = {{Vision (Switzerland)}},
  title        = {{Temporal dynamics of serial dependence in face perception and visual working memory}},
  url          = {{https://www.mdpi.com/2411-5150/8/1/12}},
  volume       = {{8}},
  year         = {{2024}},
}