1. What are two dimensions through which shape can be represented?
- Curvature and outline
- Curvature and colour
- Outline and colour
- Outline and affordance
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Other questions in this quiz
2. How can you calculate a weighted average of directional measures as in Georgopoulous et al?
- Vector sum of prefered directions weighted by firing rate. Population vector does not predict actual movement
- Firing rate x vector sum of preferred directions weighted by amplitude
- Vector sum of prefered directions weighted by firing rate. Population vector predicts actual movement
- Firing rate x vector sum of preferred directions weighted by firing rate
3. What is breadth of tuning in relation to sparsity?
- The proportion of stimuli to which a given neuron responds
- How many neurons are found in a space which codes for a particular stimulus (influences gross firing rate)
- The proportion of neurons that fire in a given time window
- A subset of the grandmother cell hypothesis
4. Which is the best known population code?
- Somatosensory code for touch
- Retinal code for colour
- Hippocampal code for head orientation
- Hippocampal code for spatial navigation
5. What is a metamer?
- Mixtures that produce the same activity as a spectral colour
- Colours that correspond to a single wavelength