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Table 3 The statistical data for training and testing of the second method

From: Using the artificial neural networks for prediction and validating solar radiation

Cites

Model

η

α

RMSE

MِAPE

MABE

r

R2

Rank

For training

 Cairo

1

0.01

0.7

1.056

4.603

0.807

0.9846

0.9998

6

2

0.01

0.9

1.044

4.623

0.804

0.9849

0.9997

5

3

0.2

0.7

1.017

4.453

0.772

0.9857

0.9998

4

4

0.2

0.9

0.999

4.316

0.748

0.9865

0.9998

3

5

0.3

0.7

0.996

4.260

0.737

0.9869

0.9988

2

6

0.3

0.9

0.970

4.243

0.713

0.9890

0.9731

1

 Borg El-Arab

1

0.01

0.7

1.046

4.976

0.786

0.9888

0.9998

5

2

0.01

0.9

1.005

4.710

0.750

0.9897

0.9998

3

3

0.2

0.7

0.947

4.364

0.699

0.9912

0.9998

2

4

0.2

0.9

0.915

4.215

0.675

0.9931

0.9999

1

5

0.3

0.7

1.046

4.972

0.791

0.9889

0.9996

5

6

0.3

0.9

1.013

4.783

0.765

0.9895

0.9997

4

 Aswan

1

0.01

0.7

1.426

5.307

1.118

0.9685

0.9998

5

2

0.01

0.9

1.439

5.383

1.134

0.9683

0.9998

6

3

0.2

0.7

1.398

5.172

1.082

0.9699

0.9999

3

4

0.2

0.9

1.419

5.386

1.126

0.9710

0.9998

4

5

0.3

0.7

1.324

5.204

1.083

0.9723

0.9999

2

6

0.3

0.9

1.282

5.025

1.034

0.9815

0.9999

1

For testing

 Cairo

1

0.01

0.7

2.868

12.937

2.187

0.8816

0.9997

5

2

0.01

0.9

2.703

12.079

2.051

0.8957

0.9996

3

3

0.2

0.7

2.754

12.262

2.028

0.8967

0.9998

4

4

0.2

0.9

3.099

13.833

2.344

0.8951

0.9999

6

5

0.3

0.7

2.596

11.506

1.952

0.9043

0.9999

2

6

0.3

0.9

2.245

10.684

1.715

0.9223

0.9999

1

 Borg El-Arab

1

0.01

0.7

2.815

13.368

2.161

0.9247

0.9999

5

2

0.01

0.9

2.839

13.423

2.116

0.9249

0.9999

6

3

0.2

0.7

2.688

12.806

2.078

0.9321

0.9997

4

4

0.2

0.9

2.624

12.444

2.018

0.9348

0.9998

2

5

0.3

0.7

2.674

12.790

2.020

0.9352

0.9998

3

6

0.3

0.9

2.470

11.466

1.878

0.9476

0.9999

1

 Aswan

1

0.01

0.7

1.655

5.892

1.207

0.9490

0.9997

6

2

0.01

0.9

1.630

5.885

1.194

0.9500

0.9999

5

3

0.2

0.7

1.559

5.669

1.188

0.9550

0.9999

2

4

0.2

0.9

1.597

5.962

1.195

0.9513

0.9998

4

5

0.3

0.7

1.575

5.821

1.210

0.9578

0.9999

3

6

0.3

0.9

1.439

5.282

1.180

0.9655

0.9999

1