Modelling and Output Power Estimation of a Combined Gas Plant and a Combined Cycle Plant Using an Artificial Neural Network Approach

Table 4

Hidden layers’ size impact of the LM training algorithm.

Hidden layers	Training performance	Validation performance	Training regression	Validation regression	Test regression	Stopping criterion	Iteration	Best epoch
10	15.785	16.917	0.972	0.970	0.971	Validation stops	38	34
20	15.695	16.922	0.973	0.969	0.973	Validation stops	44	38
50	14.122	14.615	0.975	0.974	0.972	Validation stops	108	102
100	13.162	16.362	0.977	0.972	0.970	Validation stops	34	28
200	11.773	16.958	0.972	0.969	0.974	Validation stops	27	21
500	10.286	13.226	0.966	0.964	0.964	Validation stops	227	221