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Topic: ferret

Seminar
1 seminar
ePoster
1 ePoster

In Biology and Computational Neuroscience

Seminar · Developmental Neuroscience

The Emergence of Cortical Representations

Matthias Kaschube · Goethe-University, Frankfurt am Main

Wed, Nov 22, 2023 · 16:00 UTC

The internal and external world is thought to be represented by distributed patterns of cortical activity. The emergence of these cortical representations over the course of development remains an unresolved question. In this talk, I share results from a series of recent studies combining theory and experiments in the cortex of the ferret, a species with a well-defined columnar organization and modular network of orientation-selective responses in visual cortex. I show that prior to the onset of structured sensory experience, endogenous mechanisms set up a highly organized cortical network str

ePoster · Developmental Neuroscience

Increase in dimensionality and sparsification of neural activity over development across diverse cortical areas

Lorenzo Butti, Nathaniel Powel, Bettina Hein, Deyue Kong, Jonas Elpelt, Haleigh Mulholland, Gordon Smith, Matthias Kaschube · Bernstein Conference 2024

Interacting with the environment to process sensory information, generate perceptions, and shape goal-directed behavior engages neural networks in brain areas with highly varied representations, ranging from unimodal sensory cortices to higher-order association areas. These networks form and undergo considerable and potentially area-specific refinement over development. However, recent work suggests a much greater degree of commonality in the functional organization of networks across such diverse cortical areas during early development. It is currently unknown whether this initially common st