T18_InvarObjRec_v2

B c neuron 1 a b c a neuron 1 describing the

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Unformatted text preview: the population produces a response on this side of the line, the brain interprets the image as an “A” V1 A A IT Neuron 2 2) How does the brain “look down” on a population of neurons to recognize an object? B C Neuron 1 A B C A Neuron 1 Describing the invariance problem in populations of neurons 3) What about invariance? A IT Neuron 2 Neuron 2 V1 A B C Neuron 1 A B C A Neuron 1 Describing the invariance problem in populations of neurons 3) What about invariance? Neuron 2 V1 A A A’ B C Neuron 1 Hung et al. (2005) A IT Neuron 2 At early stages of the visual system, shifting an object to a new location completely changes the neurons that are activated and the “response cloud” for that object (at the new position) intermingles with the responses to other objects A B C A Neuron 1 Describing the invariance problem in populations of neurons 3) What about invariance? At early stages of the visual system, shifting an object to a new location completely changes the neurons that are activated and the “response cloud” for that object (at the new position) intermingles with the responses to other objects A A’ B C Neuron 1 IT Neuron 2 V1 Neur...
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