Visual search of Mooney faces

Faces spontaneously capture attention. However, which special attributes of a face underlie this effect are unclear. To address this question, we investigate how gist information, specific visual properties and differing amounts of experience with faces affect the time required to detect a face. Thr...

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Main Authors: Jessica Emeline Goold, Ming eMeng
Format: Article
Language:English
Published: Frontiers Media S.A. 2016-02-01
Series:Frontiers in Psychology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpsyg.2016.00155/full
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author Jessica Emeline Goold
Ming eMeng
author_facet Jessica Emeline Goold
Ming eMeng
author_sort Jessica Emeline Goold
collection DOAJ
description Faces spontaneously capture attention. However, which special attributes of a face underlie this effect are unclear. To address this question, we investigate how gist information, specific visual properties and differing amounts of experience with faces affect the time required to detect a face. Three visual search experiments were conducted investigating the rapidness of human observers to detect Mooney face images. Mooney images are two-toned, ambiguous images. They were used in order to have stimuli that maintain gist information but limit low-level image properties. Results from the experiments show: 1) although upright Mooney faces were searched inefficiently, they were detected more rapidly than inverted Mooney face targets, demonstrating the important role of gist information in guiding attention towards a face. 2) Several specific Mooney face identities were searched efficiently while others were not, suggesting the involvement of specific visual properties in face detection. 3) By providing participants with unambiguous gray-scale versions of the Mooney face targets prior to the visual search task, the targets were detected significantly more efficiently, suggesting that prior experience with Mooney faces improves the ability to extract gist information for rapid face detection. However, a week of training with Mooney face categorization did not lead to even more efficient visual search of Mooney face targets. In summary, these results reveal that specific local image properties cannot account for how faces capture attention. On the other hand, gist information alone cannot account for how faces capture attention either. Prior experience facilitates the effect of gist on visual search of faces, making faces a special object category for guiding attention.
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spelling doaj.art-5f4a8f29caba4300b2549a7a49ee89142022-12-21T17:56:53ZengFrontiers Media S.A.Frontiers in Psychology1664-10782016-02-01710.3389/fpsyg.2016.00155169834Visual search of Mooney facesJessica Emeline Goold0Ming eMeng1Dartmouth CollegeDartmouth CollegeFaces spontaneously capture attention. However, which special attributes of a face underlie this effect are unclear. To address this question, we investigate how gist information, specific visual properties and differing amounts of experience with faces affect the time required to detect a face. Three visual search experiments were conducted investigating the rapidness of human observers to detect Mooney face images. Mooney images are two-toned, ambiguous images. They were used in order to have stimuli that maintain gist information but limit low-level image properties. Results from the experiments show: 1) although upright Mooney faces were searched inefficiently, they were detected more rapidly than inverted Mooney face targets, demonstrating the important role of gist information in guiding attention towards a face. 2) Several specific Mooney face identities were searched efficiently while others were not, suggesting the involvement of specific visual properties in face detection. 3) By providing participants with unambiguous gray-scale versions of the Mooney face targets prior to the visual search task, the targets were detected significantly more efficiently, suggesting that prior experience with Mooney faces improves the ability to extract gist information for rapid face detection. However, a week of training with Mooney face categorization did not lead to even more efficient visual search of Mooney face targets. In summary, these results reveal that specific local image properties cannot account for how faces capture attention. On the other hand, gist information alone cannot account for how faces capture attention either. Prior experience facilitates the effect of gist on visual search of faces, making faces a special object category for guiding attention.http://journal.frontiersin.org/Journal/10.3389/fpsyg.2016.00155/fullAttentionobject recognitionFace detectionparallel searchMooney Image
spellingShingle Jessica Emeline Goold
Ming eMeng
Visual search of Mooney faces
Frontiers in Psychology
Attention
object recognition
Face detection
parallel search
Mooney Image
title Visual search of Mooney faces
title_full Visual search of Mooney faces
title_fullStr Visual search of Mooney faces
title_full_unstemmed Visual search of Mooney faces
title_short Visual search of Mooney faces
title_sort visual search of mooney faces
topic Attention
object recognition
Face detection
parallel search
Mooney Image
url http://journal.frontiersin.org/Journal/10.3389/fpsyg.2016.00155/full
work_keys_str_mv AT jessicaemelinegoold visualsearchofmooneyfaces
AT mingemeng visualsearchofmooneyfaces