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Just Noticeable Difference
The minimum difference in stimulation that a person can detect 50% of the time.
Absolute Threshold
This pertains to the lowest level at which an organism can experience a sensation, marking the boundary between non-detection and detection of a stimulus.
Sensory Adaptation
The process by which sensory receptors become less sensitive to constant or repetitive stimuli over time.
Signal-Detection Theory
A means to quantify the ability to discern between information-bearing patterns and random patterns that distract from the information in the presence of uncertainty.
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