Research Article
Prediction of Global Solar Radiation in Abu Dhabi
Table 2
Correlation coefficients.
| Station | Model | | | | |
| Abu Dhabi | Linear | 0.1833 | 0.5301 | | | Quadratic | 0.1890 | 0.8450 | −0.3900 | | Cubic | 0.4201 | 0.5292 | − 0.7771 | 0.5211 | Exponential | 0.5399 | 0.1630 | | | Logarithmic | 0.6290 | 0.1053 | | | Linear-logarithmic | 0.7621 | −0.16268 | 0.08576 | | Power | −0.4698 | 0.034 | | |
| Al Ain | Linear | 0.1833 | 0.6478 | | | Quadratic | 0.6351 | 0.0966 | −0.0255 | | Cubic | 0.4411 | 0.8292 | − 0.9771 | 0.4211 | Exponential | 0.6416 | 0.099 | | | Logarithmic | 0.6858 | 0.0153 | | | Linear-logarithmic | 0.7081 | −0.01268 | 0.01276 | | Power | −0.4058 | 0.00014 | | |
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