A Comparative Study of Some Regression Models to Estimate the Global Solar Radiation on a Horizontal Surface from Sunshine Duration and Meteorological Parameters for Ghardaïa Site, Algeria

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</svg></span></td><td align="center">CC</td><td align="center">RMSE</td><td align="center">MBE</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td align="left">January</td><td align="center">0.361</td><td align="center">0.457</td><td align="center">0.890</td><td align="center">0.0361</td><td align="center">
								−0.00044</td></tr><tr><td align="left">February</td><td align="center">0.303</td><td align="center">0.515</td><td align="center">0.715</td><td align="center">0.0664</td><td align="center">0.00060</td></tr><tr><td align="left">March</td><td align="center">0.477</td><td align="center">0.32</td><td align="center">0.916</td><td align="center">0.0269</td><td align="center">−0.00028</td></tr><tr><td align="left">April</td><td align="center">0.425</td><td align="center">0.389</td><td align="center">0.929</td><td align="center">0.0213</td><td align="center">0.00035</td></tr><tr><td align="left">May</td><td align="center">0.466</td><td align="center">0.33</td><td align="center">0.897</td><td align="center">0.0344</td><td align="center">−0.01990</td></tr><tr><td align="left">June</td><td align="center">0.443</td><td align="center">0.332</td><td align="center">0.946</td><td align="center">0.0196</td><td align="center">0.00040</td></tr><tr><td align="left">July</td><td align="center">0.453</td><td align="center">0.307</td><td align="center">0.853</td><td align="center">0.0246</td><td align="center">−0.00018</td></tr><tr><td align="left">August</td><td align="center">0.481</td><td align="center">0.273</td><td align="center">0.731</td><td align="center">0.0284</td><td align="center">−0.00081</td></tr><tr><td align="left">September</td><td align="center">0.376</td><td align="center">0.402</td><td align="center">0.789</td><td align="center">0.0534</td><td align="center">0.000077</td></tr><tr><td align="left">October</td><td align="center">0.398</td><td align="center">0.357</td><td align="center">0.934</td><td align="center">0.0226</td><td align="center">−0.00032</td></tr><tr><td align="left">November</td><td align="center">0.451</td><td align="center">0.315</td><td align="center">0.620</td><td align="center">0.0649</td><td align="center">0.00045</td></tr><tr><td align="left">December</td><td align="center">0.373</td><td align="center">0.406</td><td align="center">0.856</td><td align="center">0.0452</td><td align="center">−0.00047</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Scholarly Research Notices

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Table 2

Table 2: A Comparative Study of Some Regression Models to Estimate the Global Solar Radiation on a Horizontal Surface from Sunshine Duration and Meteorological Parameters for Ghardaïa Site, Algeria 

Table 2 | A Comparative Study of Some Regression Models to Estimate the Global Solar Radiation on a Horizontal Surface from Sunshine Duration and Meteorological Parameters for Ghardaïa Site, Algeria 