A critical role of holistic processing in face gender perception

Whether face gender perception is processed by encoding holistic (whole) or featural (parts) information is a controversial issue. Although neuroimaging studies have identified brain regions related to face gender perception, the temporal dynamics of this process remain under debate. Here, we identi...

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Main Authors: Takemasa eYokoyama, Yasuki eNoguchi, Ryosuke eTachibana, Shigeru eMukaida, Shinichi eKita
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-06-01
Series:Frontiers in Human Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fnhum.2014.00477/full
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author Takemasa eYokoyama
Yasuki eNoguchi
Ryosuke eTachibana
Shigeru eMukaida
Shinichi eKita
author_facet Takemasa eYokoyama
Yasuki eNoguchi
Ryosuke eTachibana
Shigeru eMukaida
Shinichi eKita
author_sort Takemasa eYokoyama
collection DOAJ
description Whether face gender perception is processed by encoding holistic (whole) or featural (parts) information is a controversial issue. Although neuroimaging studies have identified brain regions related to face gender perception, the temporal dynamics of this process remain under debate. Here, we identified the mechanism and temporal dynamics of face gender perception. We used stereoscopic depth manipulation to create two conditions: the front and behind condition. In the front condition, facial patches were presented stereoscopically in front of the occluder and participants perceived them as disjoint parts (featural cues). In the behind condition, facial patches were presented stereoscopically behind the occluder and were amodally completed and unified in a coherent face (holistic cues). We performed three behavioral experiments and one electroencephalography experiment, and compared the results of the front and behind conditions. We found faster RT in the behind condition compared with the front, and observed priming effects and aftereffects only in the behind condition. Moreover, the EEG experiment revealed that face gender perception is processed in the relatively late phase of visual recognition (200-285 ms). Our results indicate that holistic information is critical for face gender perception, and that this process occurs with a relatively late latency.
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spelling doaj.art-d6728412403f4af8ac622f2c0269e2f12022-12-22T03:40:32ZengFrontiers Media S.A.Frontiers in Human Neuroscience1662-51612014-06-01810.3389/fnhum.2014.0047787206A critical role of holistic processing in face gender perceptionTakemasa eYokoyama0Yasuki eNoguchi1Ryosuke eTachibana2Shigeru eMukaida3Shinichi eKita4Kobe UniversityKobe UniversityKobe UniversityHokkaido Information UniversityKobe UniversityWhether face gender perception is processed by encoding holistic (whole) or featural (parts) information is a controversial issue. Although neuroimaging studies have identified brain regions related to face gender perception, the temporal dynamics of this process remain under debate. Here, we identified the mechanism and temporal dynamics of face gender perception. We used stereoscopic depth manipulation to create two conditions: the front and behind condition. In the front condition, facial patches were presented stereoscopically in front of the occluder and participants perceived them as disjoint parts (featural cues). In the behind condition, facial patches were presented stereoscopically behind the occluder and were amodally completed and unified in a coherent face (holistic cues). We performed three behavioral experiments and one electroencephalography experiment, and compared the results of the front and behind conditions. We found faster RT in the behind condition compared with the front, and observed priming effects and aftereffects only in the behind condition. Moreover, the EEG experiment revealed that face gender perception is processed in the relatively late phase of visual recognition (200-285 ms). Our results indicate that holistic information is critical for face gender perception, and that this process occurs with a relatively late latency.http://journal.frontiersin.org/Journal/10.3389/fnhum.2014.00477/fullElectroencephalographygenderholistic processingamodal completionStereoscopic depth manipulation
spellingShingle Takemasa eYokoyama
Yasuki eNoguchi
Ryosuke eTachibana
Shigeru eMukaida
Shinichi eKita
A critical role of holistic processing in face gender perception
Frontiers in Human Neuroscience
Electroencephalography
gender
holistic processing
amodal completion
Stereoscopic depth manipulation
title A critical role of holistic processing in face gender perception
title_full A critical role of holistic processing in face gender perception
title_fullStr A critical role of holistic processing in face gender perception
title_full_unstemmed A critical role of holistic processing in face gender perception
title_short A critical role of holistic processing in face gender perception
title_sort critical role of holistic processing in face gender perception
topic Electroencephalography
gender
holistic processing
amodal completion
Stereoscopic depth manipulation
url http://journal.frontiersin.org/Journal/10.3389/fnhum.2014.00477/full
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