Table 1 Statistical analysis of collected database.

From: Predicting the strengths of basalt fiber reinforced concrete mixed with fly ash using AML and Hoffman and Gardener techniques

 

W/C

FAg

CAg

SP

FA

BFRP

T

Фf

Lf

γf

Ef

Fc

Fsp

(—)

(kg/m3)

(kg/m3)

(kg/m3)

(kg/m3)

(kg/m3)

(days)

(mm)

(mm)

(g/cm3)

(Gpa)

(MPa)

(MPa)

Training set

 Max.

0.67

1572

1417

4.16

265.00

3.50

90.00

18.00

30.00

3.00

102.00

74.16

6.00

 Min

0.35

519.0

444.0

0.00

0.00

0.00

3.00

0.00

0.00

0.00

0.00

16.00

1.46

 Avg

0.48

757.7

1062.4

1.61

59.99

0.75

28.04

13.90

15.82

2.54

84.13

40.54

3.41

 SD

0.10

238.6

237.5

1.69

67.20

0.86

18.57

4.67

8.66

0.65

22.60

12.38

0.76

 Var

0.20

0.3

0.2

1.05

1.12

1.14

0.66

0.34

0.55

0.26

0.27

0.31

0.22

Validation set

 Max.

0.67

1100.0

1416.0

4.16

200.00

3.00

90.00

17.40

30.00

3.00

102.00

71.87

5.16

 Min

0.35

519.0

520.6

0.00

0.00

0.00

3.00

0.00

0.00

0.00

0.00

21.80

2.38

 Avg

0.45

711.3

1053.9

1.89

47.62

0.84

28.52

13.54

16.32

2.54

83.81

41.02

3.46

 SD

0.10

151.1

189.4

1.78

49.51

0.83

22.10

4.67

8.48

0.58

20.49

11.13

0.65

 Var

0.21

0.2

0.2

0.94

1.04

0.99

0.77

0.34

0.52

0.23

0.24

0.27

0.19