Table 1 Statistical metrics for comparison of various modeled DNI data with measured data
From: Assessment of local solar resource measurement and predictions in south Louisiana
DNI | TMY3 hourly (W/m2) | SA hourly (W/m2) | TMY3 daily (kWh/m2/day) | SA daily (kWh/m2/day) | TMY3 monthly (kWh/m2/day) | SA monthly (kWh/m2/day) | NASA monthly (kWh/m2/day) |
|---|---|---|---|---|---|---|---|
RMSE | 379.482 | 392.9972 | 3.6315 | 3.7868 | 1.3958 | 1.0216 | 0.8980 |
NRMSE | 0.3814 | 0.3950 | 0.3564 | 0.3717 | 0.2347 | 0.1718 | 0.1510 |
MAE | 247.08 | 258.82 | 2.9477 | 3.0805 | 1.1972 | 0.7596 | 0.7479 |
MBE | 15.0 | 18.72 | 0.3541 | 0.4489 | 0.3821 | 0.4585 | 0.3686 |
K-S test | 0.0000 | 0.0050 | 0.0020 | 0.5180 | 0.5180 | 0.5180 |