TB10 P&C Lecture 3; Gain control and normalisation

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  • Created by: mint75
  • Created on: 24-05-16 12:31

1. In typical people...?

  • You get worse at detecting motion as the disk gets bigger bc of long range gain control
  • You get worse at detecting motion as the disk gets bigger bc of short range gain control
  • You get better at detecting motion as the disk gets bigger bc of long range gain control
  • You get better at detecting motion as the disk gets bigger bc of short range gain control
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Other questions in this quiz

2. Which disorder(s) is sensitive to HZ flicker?

  • SZ and epilepsy
  • Epilepsy and ADHD
  • Dementia and normal aging
  • SZ and ADHD

3. What % of patients in Tunis carry the 'Parkinson' gene?

  • 0.005%
  • 99.9%
  • 40%
  • 0.1%

4. What is the function of the gain pool?

  • Feeds back an additive signal to each neuron receiving an input. inputs added to the SUM of the local average response
  • Feeds back a divisive signal to each neuron receiving an input. inputs divided by SUM of the local average response
  • Feeds back a multiplitive signal to each neuron receiving an input. inputs multiplied by SUM of the local average response

5. What is the 'dipper' function?

  • Not everything obeys Webers Law. The dip = visual system LEAST sensitive to contrast and steepest part of response curve
  • Not everything obeys Webers Law. The dip = visual system MOST sensitive to contrast and steepest part of response curve
  • Everything obeys Webers Law. The dip = visual system MOST sensitive to contrast and steepest part of response curve
  • Everything obeys Webers Law. The dip = visual system LEAST sensitive to contrast and steepest part of response curve

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