Table 1.
Parameter values used for the simulations
| Equations | Parameters |
|---|---|
| 1 | Excitatory cells: τ = 2.5 (in simulation time steps) Inhibitory cells: τ = 5 (in simulation time steps) |
| Scaling factor: k1 = 0.01 | |
| Noise scaling factor (training phase): k2 = 15 √48 | |
| Noise scaling factor (testing phase): k2 = 5 √48 | |
| Global inhibition strength (training phase): ks = 95 | |
| Global inhibition strength (testing phase): ks = 60 | |
| 3 | Adaptation: α = 0.026 |
| 4.1 | Time constant for computing gliding average of cell activity: τA = 15 (in simulation time steps) |
| 4.2 | τS = 8 |
| 5 | Postsynaptic potential thresholds for LTP: θ+ = 0.15 |
| Postsynaptic potential thresholds for LTD: θ− = 0.15 | |
| Presynaptic output activity required for any synaptic change: θpre = 0.05 | |
| Learning rate: Δw = 0.0007 |