Learning Processes to Predict the Hourly Global, Direct, and Diffuse Solar Irradiance from Daily Global Radiation with Artificial Neural Networks

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Input matrix</td><td class="align_center">Hidden neurons</td><td class="align_center">nRMSE (%)</td><td class="align_center">R</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">SD, GD</td><td class="align_center">12</td><td class="align_center">15.40</td><td class="align_center">0.97</td></tr><tr><td class="align_left">SF, GD</td><td class="align_center">15</td><td class="align_center">15.46</td><td class="align_center">0.96</td></tr><tr><td class="align_left">SD, GD, δ</td><td class="align_center">10</td><td class="align_center">7.73</td><td class="align_center">0.992</td></tr><tr><td class="align_left">SD, GD, ERD</td><td class="align_center">10</td><td class="align_center">8.60</td><td class="align_center">0.989</td></tr><tr><td class="align_left">SF, GD, ERD</td><td class="align_center">10</td><td class="align_center">12.01</td><td class="align_center">0.98</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Journal of Photoenergy

tab5

Table 5

Table 5: Learning Processes to Predict the Hourly Global, Direct, and Diffuse Solar Irradiance from Daily Global Radiation with Artificial Neural Networks 

Table 5 | Learning Processes to Predict the Hourly Global, Direct, and Diffuse Solar Irradiance from Daily Global Radiation with Artificial Neural Networks 