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Psychology (3,256)
PSYC 2390 (113)
Lana Trick (82)
Chapter 5

Chapter 5 Textbook

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University of Guelph
PSYC 2390
Lana Trick

Chapter 5 page 100113 A particular image on the retina can be created by many different objects this is called the inverse projection problem If we know the objects shape distance orientation we can determine the shape of the objects image on the retina However a particular image on the retina can be created by an infinite number of objects Information from a single view can be ambiguous a bunch of rocks can look circular when they are farther away but not up close Humans solve the problem of an object being ambiguous by moving to different viewpoints and by making use of knowledge they have gained from past experiences in perceiving objects The problem of hidden objects occurs any time one object obscures part of another object This happens in the environment very easily People are able to recognize objects that are not in sharp focus Images of objects are continually changing because they are often viewed from different angles The ability to recognize an object seen from different viewpoints is called viewpoint invariance How do humans overcome these complexities A group of Gestalt Psychologists a whole that cannot be described as the sum of its partsThe gestalt approachwe must consider the early attempt to explain perception that was proposed by Wundt whose approach to psychology was structuralism one of the main ideas was perceptions are created
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