Hybridized Extreme Learning Machine Model with Salp Swarm Algorithm: A Novel Predictive Model for Hydrological Application

Table 1

Descriptive statistics for the mean monthly river flow for the Tigris river at Baghdad (Iraq) (1991–2010) [33].

Partition	Time period	No. records	Q (m^3·s^−1)
			Mean	St. dev.	Median	Minimum	Maximum
Training	Jun. 1991–Dec. 2007	187	780.099	379.712	674.700	298.100	2651.000
Testing	Jan. 2007–Dec. 2010	48	489.879	136.746	445.900	331.400	936.400
Complete	Jun. 1991–Dec. 2010	235	720.820	363.469	636.900	298.100	2651.000