Table 4

TVB Model parameters

ParameterValue (no. of steps)Description
G1.4–2.8 (50)Scaling factor for inter-region (global) excitatory coupling
Noise (σ) 0.001Amplitude of noise kernel
Conduction velocity (m/s)6Speed of inter-region (global) signal transmission
w+1.4Excitatory recurrent potential
JGABA (nA)1.0*Local feedback inhibitory synaptic coupling
JNMDA (nA)0.15Local excitatory coupling
Time steps (ms)600,000Simulation duration
fMRI TR (ms)2000Simulation TR
  • *JGABA values were initialized at 1.0 and adjusted iteratively by the FIC tuning algorithm during each simulation.