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Representing retinal image speed in visual cortex

Speed preferences in MT neurons are found to be unaffected by changes in stimulus pattern, supporting the hypothesis that these neurons represent retinal image velocities.

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Figure 1: Speed tuning versus temporal-frequency tuning.
Figure 2: Construction of a speed-tuned MT neuron from V1 afferents13.

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Simoncelli, E., Heeger, D. Representing retinal image speed in visual cortex. Nat Neurosci 4, 461–462 (2001). https://doi.org/10.1038/87408

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