JND
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English[edit]
Noun[edit]
JND (plural JNDs)
- Just-noticeable difference, the amount by which something must be changed in order for it to be detectable at least 50% of the time.
- Aleah's nosejob was not dramatic. It was more like a JND, around half her friends noticed it and the other half did not.
- 2009, Lionel Nicholas, Introduction to Psychology, page 75:
- The three laws of thresholds Weber's law states that, for a JND to be noticed, a constant ratio (relationship) exists between the intensity of a stimulus and the additional intensity required for a comparison to be made between the stimuli.
