Table 3 Statistical ranges and parameters related to inputs/outputs employed for developing models.

From: Enhanced machine learning—ensemble method for estimation of oil formation volume factor at reservoir conditions

No

Parameters

Unit

Count

Mean

Std

Min

25%

50%

75%

Max

1

Pressure

psi

1233

2618.08

1757.94

14.70

1230.00

2428.00

3833.00

10,072.00

2

Temperature

°F

1233

215.43

40.21

110.00

190.00

208.00

247.00

290.00

3

Solution GOR (Rs)

SCF/STB

1233

607.46

496.64

0.00

327.77

473.52

771.18

2866.89

4

API

–

1233

26.90

6.49

13.35

21.67

26.74

30.39

44.52

5

Oil formation volume factor (Bo)

bbl/STB

1233

1.42

0.30

1.02

1.25

1.33

1.50

2.83