A Fatigue Life Prediction Method for the Drive System of Wind Turbine Using Internet of Things

Table 1

Influence of feature selection steps on prediction results.

Optimal feature set	20	15	13	10	5
Root mean square error	7.14	5.78	5.24	5.09	4.97
Mean absolute error	6.89	5.68	5.87	5.02	4.75