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psychophysics |
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psychophysicsBranch of psychology concerned with the effect of physical stimuli (such as sound waves) on mental processes. Psychophysics was established by Gustav Theodor Fechner in the mid-19th century, and since then its central inquiry has remained the quantitative relation between stimulus and sensation. A key tenet has been Weber's law. Psychophysical methods are used today in vision research and audiology, psychological testing, and commercial product comparisons (e.g., tobacco, perfume, and liquor). psychophysics [¦sī·kō′fiz·iks] (psychology) The study of mental processes by physical methods. The study of the relations of stimuli to the sensations they produce. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The mechanism of physiological height vertigo, I: theoretical approach and psychophysics. The advantage to this is it's not tied to a piece of paper," says Eugene Galanter, director of the psychophysics laboratory at Columbia and founder of Children's Progress. We will not discuss the human psychophysics involved in the perception of these characteristics, although rendering programs do take these considerations into account and investigation of their effects is an active area of research (3). |
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