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Life Sciences

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Selected Works

Harold Hill

Infants

Publication Year

Articles 1 - 3 of 3

Full-Text Articles in Arts and Humanities

The Hollow-Face Illusion In Infancy: Do Infants See A Screen Based Rotating Hollow Mask As Hollow?, Aki Tsuruhara, Emi Nakato, Yumiko Otsuka, So Kanazawa, Masami K. Yamaguchi, Harold Hill Jul 2013

The Hollow-Face Illusion In Infancy: Do Infants See A Screen Based Rotating Hollow Mask As Hollow?, Aki Tsuruhara, Emi Nakato, Yumiko Otsuka, So Kanazawa, Masami K. Yamaguchi, Harold Hill

Harold Hill

We investigated whether infants experience the hollow-face illusion using a screen-based presentation of a rotating hollow mask. In experiment 1 we examined preferential looking between rotating convex and concave faces. Adults looked more at the concave—illusory convex—face which appears to counter rotate. Infants of 7- to 8-month-old infants preferred the convex face, and 5- to 6-month-olds showed no preference. While older infants discriminate, their preference differed from that of adults possibly because they don’t experience the illusion or counter rotation. In experiment 2 we tested preference in 7- to 8-month-olds for angled convex and concave static faces both before and …


Perception Of Mooney Faces By Young Infants: The Role Of Local Feature Visibility, Contrast Polarity And Motion, Yumiko Otsuka, Harold C. H Hill, So Kanazawa, Masami K. Yamaguchi, Branka Spehar Jul 2013

Perception Of Mooney Faces By Young Infants: The Role Of Local Feature Visibility, Contrast Polarity And Motion, Yumiko Otsuka, Harold C. H Hill, So Kanazawa, Masami K. Yamaguchi, Branka Spehar

Harold Hill

We examined the ability of young infants (3- and 4-month-olds) to detect faces in the two-tone images often referred to as Mooney faces. In Experiment 1, this performance was examined in conditions of high and low visibility of local features and with either the presence or absence of the outer head contour. We found that regardless of the presence of the outer head contour, infants preferred upright over inverted two-tone face images only when local features were highly visible (Experiment 1a). We showed that this upright preference disappeared when the contrast polarity of twotone images was reversed (Experiment 1b), reflecting …


Do Infants Use A Generalised Motion Processing System For Discriminating Facial Motion?, J V. Spencer, J M. O'Brien, Harold C. Hill, A Johnston Jan 2012

Do Infants Use A Generalised Motion Processing System For Discriminating Facial Motion?, J V. Spencer, J M. O'Brien, Harold C. Hill, A Johnston

Harold Hill

Abstract presented at The 28th European Conference on Visual Perception, 22-26 August 2005, A Coruña, Spain