Textbook Notes (369,205)
Canada (162,462)
Psychology (1,468)
PSYCH 2AA3 (70)
Chapter

Module 4

2 Pages
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Department
Psychology
Course Code
PSYCH 2AA3
Professor
Jennifer Ostovich

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Module 5.2: Complex Perceptual and Attentional Processes Perceiving Objects ­ Perception of objects is limited in newborns ­ By 4 months, infants use a number of cues to determine which elements go  together to form objects o Motion: elements that move together are usually part of the same object o Colour: same colour are the same object o Texture: same texture is the same object o Aligned edges: if the edges are aligned, then it’s the same object Perceptual Constancies ­ Important part of perceiving an object is that the same object even if it looks  different o Ex. mother moving away becomes smaller ­ Size Constancy: the realization that an object’s actual size remains the same  despite changes in the size of its retinal image o Infants don’t believe that mothers constantly change size as they move  closer or farther away ­ Brightness, colour and shape constancy are other perceptual constancies that are  achieved by at least 4 months o Know that an object is the same even though it looks differently Depth ­ Babies need to know where the object is ­ Distance or depth is not represented directly on the retina, instead we use many  different cues to estimate distance or depth: ­ Visual Cliff Experiment o Visual cliff: is a glass­covered platform; on one side, a pattern appears  directly under the glass, but on the other, it appears several feet below the  glass o Babies can detect a difference between a shallow and deep sides of the  visual cliff, only older, crawling babies are ac
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