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  2. Just-noticeable difference - Wikipedia

    en.wikipedia.org/wiki/Just-noticeable_difference

    In the branch of experimental psychology focused on sense, sensation, and perception, which is called psychophysics, a just-noticeable difference or JND is the amount something must be changed in order for a difference to be noticeable, detectable at least half the time. [1]

  3. Weber–Fechner law - Wikipedia

    en.wikipedia.org/wiki/Weber–Fechner_law

    Weber's law also incorporates the just-noticeable difference (JND). This is the smallest change in stimuli that can be perceived. This is the smallest change in stimuli that can be perceived. As stated above, the JND dS is proportional to the initial stimuli intensity S .

  4. List of cognitive biases - Wikipedia

    en.wikipedia.org/wiki/List_of_cognitive_biases

    Overconfidence effect, a tendency to have excessive confidence in one's own answers to questions. For example, for certain types of questions, answers that people rate as "99% certain" turn out to be wrong 40% of the time. [5] [44] [45] [46] Planning fallacy, the tendency for people to underestimate the time it will take them to complete a ...

  5. Neural adaptation - Wikipedia

    en.wikipedia.org/wiki/Neural_adaptation

    During habituation, one has some conscious control over whether one notices something to which one is becoming habituated. However, when it comes to neural adaptation, one has no conscious control over it. For example, if one has adapted to something (like an odor or perfume), one can not consciously force themselves to smell that thing.

  6. Goldilocks principle - Wikipedia

    en.wikipedia.org/wiki/Goldilocks_principle

    In the design sprint, the "Goldilocks Quality" means to create a prototype with just enough quality to evoke honest reactions from customers. [11] In machine learning, the Goldilocks learning rate is the learning rate that results in an algorithm taking the fewest steps to achieve minimal loss. Algorithms with a learning rate that is too large ...

  7. Inattentional blindness - Wikipedia

    en.wikipedia.org/wiki/Inattentional_blindness

    The following criteria are required to classify an event as an inattentional blindness episode: 1) the observer must fail to notice a visual object or event, 2) the object or event must be fully visible, 3) observers must be able to readily identify the object if they are consciously perceiving it, [3] and 4) the event must be unexpected and the failure to see the object or event must be due ...

  8. Recall test - Wikipedia

    en.wikipedia.org/wiki/Recall_test

    In cognitive psychology, a recall test is a test of memory of mind in which participants are presented with stimuli and then, after a delay, are asked to remember as many of the stimuli as possible. [ 1 ] : 123 Memory performance can be indicated by measuring the percentage of stimuli the participant was able to recall.

  9. Cognitive inhibition - Wikipedia

    en.wikipedia.org/wiki/Cognitive_inhibition

    Freud believed cognitive inhibition was not just a lack of awareness to stimuli, but an active process, requiring a constant energy expenditure. [ 2 ] Other early theories of cognitive inhibition focused on its central developmental mechanisms and were founded by Luria and Vygotsky, two Russian psychologists.