PSY100Y5 Chapter Notes - Chapter 4: Gustav Fechner, Detection Theory, Absolute Threshold
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PSY100Y5 Full Course Notes
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Known internationally as a pioneer in sensation and perception research. Three types of cues to determine which way is up. Involves the absorption of energy , such as light or sound waves, by sensory organs such as ears and eyes. Is the selection , organization and interpretation of sensory input. Involves organizing and translating sensory input into something meaningful (ex. Stimulus - any detectable input from the environment. What counts as detectable depends on who or what is doing the detecting. Study of how physical stimuli and translated into psychological experience. Gustav fechner: important contributor to psychophysics, published a seminal work on the subject in 1860. Is a dividing point between energy levels that do and do not have a detectable effect. For specific type of sensory input is the minimum amount of stimulation that an organism can detect. Define the boundaries of an organisms sensory capabilities. Smallest difference in the amount of stimulation that a specific sense can detect.