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PSYCHOPHYSICS (Signal Detection Theory (Sensitivity D' = Hits -…

- - - - Each JND is perceptually equivalent
      - Discriminability
      - Fechner Law
    - - 2nd Law
      - 3rd Law
      - 1st Law
    - - Just Noticeable Difference (JND)
      - Weber Fraction
      - Weber's Law
    - - Difference Threshold
      - Absolute Threshold
    - - Methods of Constant Stimuli
      - Methods of limits
      - Staircase Method
      - Method of Adjustment
  - - - Solutions
    - - Steven's Power Law
- - - - Doctrine of Specific Nerve Energies
      - Action potentials