Assessment of Artificial Intelligence Models for Estimating Lengths of Gradually Varied Flow Profiles

Table 1

Range of different parameters in the database.

Parameter	Mean	Maximum	Minimum	Standard deviation
Train data
u	1.48	20.00	0.00	2.19
N	5.25	9.80	2.20	2.37
F (u, N)	0.49	3.52	0.00	0.50
Test data
u	2.10	19.75	0.00	3.24
N	3.04	5.88	2.41	0.42
F (u, N)	0.42	2.98	0.00	0.42
Q	104.57	494.00	1.00	70.68
b	30.40	95.00	3.00	14.41
z	1.23	3.50	0.00	0.95
S	0.01	0.10	0.00	0.01
n	0.02	0.05	0.01	0.01
	1.61	10.13	0.05	1.31
	1.95	20.00	0.02	2.42
	2.11	17.00	0.01	2.35
	1.13	6.41	0.06	0.76