[Retracted] Analysis of Pull-In Instability of Geometrically Nonlinear Microbeam Using Radial Basis Artificial Neural Network Based on Couple Stress Theory

Table 4

Comparison of 𝑉_PI calculated and predicted by the RBF neural network model.

Test number	𝑉PI (volt)			𝑉PI (volt)
	Calculated	RBF model (newrbe)	Error (%)	Calculated	RBF model (newrb)	Error (%)
1	0.179	0.19	8.49	0.179	0.18	3.78
2	2.44	2.47	1.34	2.44	2.70	10.97
3	7.31	7.68	5.12	7.31	7.81	6.93
4	16.82	16.88	0.38	16.82	17.27	2.71
5	26.78	27.47	2.59	26.78	27.76	3.69
6	40.27	41.96	4.20	40.27	43.20	7.29
7	53.84	54.80	1.79	53.84	54.96	2.09
8	68.01	70.64	3.88	68.01	75.06	10.38
9	84.53	85.43	1.07	84.53	88.40	4.59
10	103.62	120.89	16.67	103.62	113.75	9.78