Methodology for Developing Hydrological Models Based on an Artificial Neural Network to Establish an Early Warning System in Small Catchments

Table 1

Boundary scale for validation and evaluation criteria.

Validation/evaluation boundary and scale criteria	CE
	∞, +1	[−1, +1]
Very good	0.75, 1.00	|0.75|, |1|
Good	0.65, 0.75	/
Poor	0.5, 0.65	|0.50|, |0.75|
Very poor	≤0.5	<|0.5|