Aero Engine Fault Diagnosis Using an Optimized Extreme Learning Machine

Table 10

Mean classification accuracy of operating point B condition.

Method	Fault classes
	C1	C2	C3	C4	C5	C6	C7	C8
Q-ELM	91.6970	90.3428	89.8130	89.3616	87.7345	86.4981	84.6418	83.6606
P-ELM	91.5233	90.1717	89.6428	89.1923	86.5645	86.3305	82.4815	83.5021
G-ELM	88.9153	87.6171	87.1090	86.6763	85.0338	84.8484	81.1512	80.2104
ELM	84.2722	83.9392	84.0175	82.9732	80.9403	80.5231	77.0267	75.9607
SVM	84.1035	82.8468	83.3550	82.9361	80.2821	81.1347	76.5557	74.6450
BP	80.6848	80.4343	79.9449	79.0281	74.8724	71.0306	69.1692	68.1630