Table 2 Required coefficients for proposed model of warm white LED
From: Analysis and modeling for illuminance and signal-to-noise of smart traffic information system
Coefficient | Value | Coefficient | Value | Coefficient | Value |
|---|---|---|---|---|---|
α1,w | − 0.42 | χ2,w | 4.5 | c3,w | 112.3 |
α2,w | 121.6 | c2,w | 102.2 | μ1,w | − 0.00004 |
β1,w | 76.5 | δ1,w | − 4.2 | μ2,w | 0.0034 |
β2,w | − 295.2 | δ2,w | 154.3 | μ3,w | 103.2 |
c1,w | 96.6 | ε1,w | 91.4 | c4,w | 102.5 |
χ1,w | 132.5 | ε2,w | − 267.5 | c5,w | 105.5 |