Table 1.
Model parameters.
Name | Unit | Nominal value | Description |
---|---|---|---|
ae | ms | 0.3 | Cortical excitatory population time constant |
ai | ms | 0.5 | Cortical inhibitory population time constant |
as | ms | 0.2 | Thalamic relay nucleus time constant |
ar | ms | 0.2 | Thalamic reticular nucleus time constant |
ie | mV | −0.35 | Cortical excitatory population constant input |
ii | mV | −0.3 | Cortical inhibitory population constant input |
is | mV | 0.5 | Thalamic relay nucleus constant input |
ir | mV | −0.8 | Thalamic reticular nucleus constant input |
τ(ct/tc) | ms | 20 | Corticothalamic / Thalamocortical conduction delay |
τtt | ms | 5 | Thalamo-thalamic conduction delay |
Io | mV | 0. | Static sensory/neuromodulatory drive |
dt | ms | 0.1 | Integration step size |
wee | 0.5 | Excitatory-excitatory gain | |
wei | 1 | Excitatory-inhibitory gain | |
wie | −2 | Inhibitory-excitatory gain | |
wii | −0.5 | Inhibitory-inhibitory gain | |
wer | 0.6 | Excitatory-reticular gain | |
wes | 0.6 | Excitatory-relay gain | |
wsi | 0.2 | Relay-inhibitory gain | |
wse | 1.65 | Relay-excitatory gain | |
wrs | −2 | Reticular-relay gain | |
wsr | 2 | Relay-reticular gain | |
D(e, i, r, s) | 0.0001 | Noise standard deviation for all populations | |
g | 5 | Global connectivity scaling factor | |
β | 20 | Activation function gain parameter | |
σ | 0 | Activation function threshold parameter |