Table 4. Parameters used to generate data shown in Fig 5 (parallel pathway optimal nonlinearities).
low noise | high noise | ||
---|---|---|---|
upstream noise dominant | σup | 0.85 | 0.85 |
ρup | 0.9762 | -0.9073 | |
κ | 0.1 | 0.1 | |
σdown | 0.1 | 0.1 | |
ρdown | 0 | 0 | |
Poisson noise dominant | σup | 0.25 | 0.25 |
ρup | -0.7 | -0.7 | |
κ | 0.25 | 0.9 | |
σdown | 0.1 | 0.1 | |
ρdown | 0 | 0 | |
downstream noise dominant | σup | 0.25 | 0.25 |
ρup | -0.7 | -0.7 | |
κ | 0.1 | 0.1 | |
σdown | 0.25 | 0.9 | |
ρdown | 0 | 0 |