Glossary / Lexicon
Gustav Theodor Fechner (1801-1887)
- Gustav Theodor Fechner (1801-1887) : Gustav Theodor Fechner expanded Weber's law by showing that, for just noticeable differences to vary arithmetically, the magnitude of a stimulus must vary geometrically.
Related Articles | |
| Fechner's law at psychology-glossary.com | ■■■ |
Fechner's law (p=k log (S)) refers to the logarithmic relation, developed by Fechner, of sensation to . . . Read More | |
| Just noticeable difference (JND) at psychology-glossary.com | ■■■ |
Just noticeable difference (JND) refers to the sensation that results if a change in stimulus intensity . . . Read More | |
| Differential threshold at psychology-glossary.com | ■■■ |
Differential threshold refere to the amount that stimulation needs to change before a difference in that . . . Read More | |
| Graded potential at psychology-glossary.com | ■■■ |
Graded potential refers to membrane potential that varies in magnitude and does not follow the all-or-none . . . Read More | |
| All-or-none law at psychology-glossary.com | ■■ |
All-or-none law refers to the principle stating that the size, amplitude , and velocity of the action . . . Read More | |
| Law of Pragnanz at psychology-glossary.com | ■■ |
Law of Pragnanz refers to a Gestalt law of perceptual organization that states that every stimulus pattern . . . Read More | |
| Response compression at psychology-glossary.com | ■■ |
Response compression is the result when doubling the physical intensity of a stimulus less than doubles . . . Read More | |
| Magnitude estimation at psychology-glossary.com | ■■ |
Magnitude estimation refers to a psychophysical method in which the subject assigns numbers to a stimulus . . . Read More | |
| Generalization gradient at psychology-glossary.com | ■■ |
Generalization gradient is defined as a graphic description of the strength of responding in the presence . . . Read More | |
| Classical psychophysical methods at psychology-glossary.com | ■ |
Classical psychophysical methods refer to the methods of limits, adjustment, and constant stimuli, described . . . Read More | |