NIPS2009_0145_slide - increase in sparseness over learning...

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No evidence for active sparsification in the visual cortex Pietro Berkes, Benjamin L. White, József Fiser !. Brandeis University Does neural activity over development and under different levels of anesthesia reflect a process of active sparsification of the neural code? Theoretical prediction:
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Unformatted text preview: increase in sparseness over learning Neural data: decrease in sparseness over development Neural data shows a a trend opposite to the one expected in a sparse coding system, suggesting that the visual system is not actively optimizing the sparseness of its representation....
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