Table 5 Identify cement specifications to the model.

From: Predicting the compressive strength of self-compacting concrete by developed African vulture optimization algorithm-Elman neural networks

Cement amount

SiO2

al2o3

fe2o3

cao

mgo

so3

na2o

k2o

loi

Cement gravity

350

21.50

3.68

2.76

61.50

4.80

2.345

0.12

0.95

2.345

3.14

245

21.50

3.68

2.76

61.50

4.80

2.345

0.12

0.95

2.345

3.14

262.5

21.50

3.68

2.76

61.50

4.80

2.345

0.12

0.95

2.345

3.14

280

21.50

3.68

2.76

61.50

4.80

2.345

0.12

0.95

2.345

3.14

297.5

21.50

3.68

2.76

61.50

4.80

2.345

0.12

0.95

2.345

3.14

315

21.50

3.68

2.76

61.50

4.80

2.345

0.12

0.95

2.345

3.14

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