A Novel On-Site-Real-Time Method for Identifying Characteristic Parameters Using Ultrasonic Echo Groups and Neural Network

Chinese Journal of Mechanical Engineering

Table 3 Results of update FE model

No.	Parameter interval [f ^L, f ^R] h₁, h₂, θ	Local optimum point	Current optimal function value	Cost time (h)
1	[1.80, 2.0], [1.50, 1.70], [9.60,10.40]	1.80, 1.50, 10.0	1.23	203
2	[1.8, 1.9], [1.5, 1.6], [9.80,10.20]	1.85, 1.55, 10.0	0.77	199
3	[1.80, 2.0], [1.50, 1.70], [9.60,10.40]	1.80, 1.50, 10.0	1.23	203