Communicative interactions improve visual detection of biological motion.

BACKGROUND: In the context of interacting activities requiring close-body contact such as fighting or dancing, the actions of one agent can be used to predict the actions of the second agent. In the present study, we investigated whether interpersonal predictive coding extends to interactive activit...

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Main Authors: Valeria Manera, Cristina Becchio, Ben Schouten, Bruno G Bara, Karl Verfaillie
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3027618?pdf=render
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author Valeria Manera
Cristina Becchio
Ben Schouten
Bruno G Bara
Karl Verfaillie
author_facet Valeria Manera
Cristina Becchio
Ben Schouten
Bruno G Bara
Karl Verfaillie
author_sort Valeria Manera
collection DOAJ
description BACKGROUND: In the context of interacting activities requiring close-body contact such as fighting or dancing, the actions of one agent can be used to predict the actions of the second agent. In the present study, we investigated whether interpersonal predictive coding extends to interactive activities--such as communicative interactions--in which no physical contingency is implied between the movements of the interacting individuals. METHODOLOGY/PRINCIPAL FINDINGS: Participants observed point-light displays of two agents (A and B) performing separate actions. In the communicative condition, the action performed by agent B responded to a communicative gesture performed by agent A. In the individual condition, agent A's communicative action was substituted with a non-communicative action. Using a simultaneous masking detection task, we demonstrate that observing the communicative gesture performed by agent A enhanced visual discrimination of agent B. CONCLUSIONS/SIGNIFICANCE: Our finding complements and extends previous evidence for interpersonal predictive coding, suggesting that the communicative gestures of one agent can serve as a predictor for the expected actions of the respondent, even if no physical contact between agents is implied.
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spelling doaj.art-17e5fb25f2124209a9ce24a6d283d3c22022-12-22T03:54:53ZengPublic Library of Science (PLoS)PLoS ONE1932-62032011-01-0161e1459410.1371/journal.pone.0014594Communicative interactions improve visual detection of biological motion.Valeria ManeraCristina BecchioBen SchoutenBruno G BaraKarl VerfaillieBACKGROUND: In the context of interacting activities requiring close-body contact such as fighting or dancing, the actions of one agent can be used to predict the actions of the second agent. In the present study, we investigated whether interpersonal predictive coding extends to interactive activities--such as communicative interactions--in which no physical contingency is implied between the movements of the interacting individuals. METHODOLOGY/PRINCIPAL FINDINGS: Participants observed point-light displays of two agents (A and B) performing separate actions. In the communicative condition, the action performed by agent B responded to a communicative gesture performed by agent A. In the individual condition, agent A's communicative action was substituted with a non-communicative action. Using a simultaneous masking detection task, we demonstrate that observing the communicative gesture performed by agent A enhanced visual discrimination of agent B. CONCLUSIONS/SIGNIFICANCE: Our finding complements and extends previous evidence for interpersonal predictive coding, suggesting that the communicative gestures of one agent can serve as a predictor for the expected actions of the respondent, even if no physical contact between agents is implied.http://europepmc.org/articles/PMC3027618?pdf=render
spellingShingle Valeria Manera
Cristina Becchio
Ben Schouten
Bruno G Bara
Karl Verfaillie
Communicative interactions improve visual detection of biological motion.
PLoS ONE
title Communicative interactions improve visual detection of biological motion.
title_full Communicative interactions improve visual detection of biological motion.
title_fullStr Communicative interactions improve visual detection of biological motion.
title_full_unstemmed Communicative interactions improve visual detection of biological motion.
title_short Communicative interactions improve visual detection of biological motion.
title_sort communicative interactions improve visual detection of biological motion
url http://europepmc.org/articles/PMC3027618?pdf=render
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AT cristinabecchio communicativeinteractionsimprovevisualdetectionofbiologicalmotion
AT benschouten communicativeinteractionsimprovevisualdetectionofbiologicalmotion
AT brunogbara communicativeinteractionsimprovevisualdetectionofbiologicalmotion
AT karlverfaillie communicativeinteractionsimprovevisualdetectionofbiologicalmotion