P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization

Previous studies have reported retrospective influences of visual events occurring after a target event. In the attentional attraction effect, a task-irrelevant position cue presented after a target stimulus has been found to distort the perceived position of the target. The present study explored t...

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Main Authors: Ricky K C Au, Fuminori Ono, Katsumi Watanabe
Format: Article
Language:English
Published: SAGE Publishing 2012-10-01
Series:i-Perception
Online Access:https://doi.org/10.1068/if666
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author Ricky K C Au
Fuminori Ono
Katsumi Watanabe
author_facet Ricky K C Au
Fuminori Ono
Katsumi Watanabe
author_sort Ricky K C Au
collection DOAJ
description Previous studies have reported retrospective influences of visual events occurring after a target event. In the attentional attraction effect, a task-irrelevant position cue presented after a target stimulus has been found to distort the perceived position of the target. The present study explored the temporal relationship between the stimulus presentation and speed of response in this effect, by measuring the reaction time in conditions with (or without) the cue presented before, at the same time, or after the target presentation. If the processing speed for the stimuli were equal, the time separation between the presentation of target and cue should lead to a delay in response time when compared with the condition where both stimuli are simultaneously presented. The results indicated no significant difference in reaction time for such comparison. As an interpretation of the results, the processing of the rapid dynamic attentional shift induced by the cue might be faster than that for the target localization, and completed before the establishment of conscious percept without affecting the overall response time.
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spelling doaj.art-bac0f0bc126541278b0775cdce3adbb62022-12-21T17:34:03ZengSAGE Publishingi-Perception2041-66952012-10-01310.1068/if66610.1068_if666P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed LocalizationRicky K C Au0Fuminori OnoKatsumi WatanabeUniversity of Tokyo, JapanPrevious studies have reported retrospective influences of visual events occurring after a target event. In the attentional attraction effect, a task-irrelevant position cue presented after a target stimulus has been found to distort the perceived position of the target. The present study explored the temporal relationship between the stimulus presentation and speed of response in this effect, by measuring the reaction time in conditions with (or without) the cue presented before, at the same time, or after the target presentation. If the processing speed for the stimuli were equal, the time separation between the presentation of target and cue should lead to a delay in response time when compared with the condition where both stimuli are simultaneously presented. The results indicated no significant difference in reaction time for such comparison. As an interpretation of the results, the processing of the rapid dynamic attentional shift induced by the cue might be faster than that for the target localization, and completed before the establishment of conscious percept without affecting the overall response time.https://doi.org/10.1068/if666
spellingShingle Ricky K C Au
Fuminori Ono
Katsumi Watanabe
P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization
i-Perception
title P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization
title_full P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization
title_fullStr P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization
title_full_unstemmed P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization
title_short P2-5: Retrospective Perceptual Distortion of Position Representation Does Not Lead to Delayed Localization
title_sort p2 5 retrospective perceptual distortion of position representation does not lead to delayed localization
url https://doi.org/10.1068/if666
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AT fuminoriono p25retrospectiveperceptualdistortionofpositionrepresentationdoesnotleadtodelayedlocalization
AT katsumiwatanabe p25retrospectiveperceptualdistortionofpositionrepresentationdoesnotleadtodelayedlocalization