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">0.14</td><td align="center">0.261</td><td align="center">0.861</td><td align="center">0.04</td><td align="center">−0.00071</td></tr><tr><td align="left">February</td><td align="center">0.128</td><td align="center">0.26</td><td align="center">0.713</td><td align="center">0.063</td><td align="center">−0.00047</td></tr><tr><td align="left">March</td><td align="center">0.342</td><td align="center">0.173</td><td align="center">0.878</td><td align="center">0.032</td><td align="center">0.00003</td></tr><tr><td align="left">April</td><td align="center">0.295</td><td align="center">0.195</td><td align="center">0.901</td><td align="center">0.025</td><td align="center">−0.00026</td></tr><tr><td align="left">May</td><td align="center">0.321</td><td align="center">0.181</td><td align="center">0.868</td><td align="center">0.032</td><td align="center">−0.00077</td></tr><tr><td align="left">June</td><td align="center">0.295</td><td align="center">0.183</td><td align="center">0.916</td><td align="center">0.024</td><td align="center">−0.00040</td></tr><tr><td align="left">July</td><td align="center">0.335</td><td align="center">0.163</td><td align="center">0.846</td><td align="center">0.025</td><td align="center">0.00078</td></tr><tr><td align="left">August</td><td align="center">0.403</td><td align="center">0.132</td><td align="center">0.67</td><td align="center">0.032</td><td align="center">−0.00022</td></tr><tr><td align="left">September</td><td align="center">0.192</td><td align="center">0.224</td><td align="center">0.774</td><td align="center">0.055</td><td align="center">−0.00044</td></tr><tr><td align="left">October</td><td align="center">0.236</td><td align="center">0.199</td><td align="center">0.901</td><td align="center">0.028</td><td align="center">−0.0015</td></tr><tr><td align="left">November</td><td align="center">0.283</td><td align="center">0.187</td><td align="center">0.621</td><td align="center">0.045</td><td align="center">0.104</td></tr><tr><td align="left">December</td><td align="center">0.188</td><td align="center">0.225</td><td align="center">0.822</td><td align="center">0.073</td><td align="center">−0.0096</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Scholarly Research Notices

tab5

Table 5

Table 5: 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 5 | 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 