Computation with randomness or why mice are not cats

titleComputation with randomness or why mice are not cats
start_date2024/09/12
schedule13h
onlineno
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summaryThe connectivity principles underlying the emergence of orientation selectivity in primary visual cortex (V1) of mammals lacking an orientation map (such as rodents and lagomorphs) are poorly understood. We present a theory in which random connectivity gives rise to orientation and direction selectivity that matches experimental observations. The theory predicts that mouse V1 neurons should exhibit intricate receptive fields in the two-dimensional frequency domain, causing a shift in orientation preferences with spatial frequency. We find evidence for these features in mouse V1 using calcium imaging and intracellular whole-cell recording.
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