The balance of local and distributed excitation shapes brain stability and reflects aging- and Alzheimer's disease-related alterations
Yeongjun Park, Sunghun Kim, Hyunjin Park, Theodore Daniel Satterthwaite, Boris C. Bernhardt, Bo‐yong Park
This paper introduces the R-ratio to quantify the balance between local and distributed excitation in the brain, showing it increases with aging and Alzheimer's disease.
bioRxiv · Sep 24, 2026 · PreprintNeuroscience