KandelLab

Principles of Neural Science, in Simulation

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Motor System — VOR Gain Adaptation and Cerebellar Learning

Δg = η · (gtarget - gcurrent)
Cerebellar Marr–Albus rule: Δw ∝ retinal slip error

The vestibulo-ocular reflex (VOR) compensates for head rotation with eye movements to keep vision stable. When visual feedback and motor output mismatch (retinal slip), the cerebellum drives gain adaptation — a classic error-driven learning process.

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