30 maio 1860 ano - Elements of Psychophysics

Descrição:

-Inspired by his theory ON OCTOBER 22, 1850 AKA FECHNER DAY 10 years prior to publishing

-Contained his methods for determining thresholds:
1) Limits: ascending/descending intensities of stimuli
2) Constant Stimuli: various intensities of stimuli in random order
3) Adjustment: subject controls intensities of stimuli

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