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What stimulus features determine the psychophysical power law exponent?
Following the work of Stanley Stevens, psychophysical functions of stimulus intensity are commonly assumed to follow power laws, as illustrated below: This appears to be true for a wide variety of...
View ArticleAnswer by Piotr Migdal for What stimulus features determine the...
Mainly: the choice of variables. Beware that the exponent depends on the choice of parameters; or even worse - relations can change from power-law to linear, logarithmic or exponential, with redefining...
View ArticleAnswer by Brett Pelham for What stimulus features determine the...
Those responding make some very good points about being specific about operational definitions and such. However, I've argued -- in an evolutionary psych textbook -- that there is a probably a reason...
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Browsing index pages (3 articles)
