Research Article
Resistance Spot Welding Optimization Based on Artificial Neural Network
Table 3
Show calculation of the mean squared error (MSE).
| Number | Shear strength (kN) | ANN prediction | Squared error | Number | Shear strength (kN) | ANN prediction | Squared error | Number | Shear strength (kN) | ANN prediction | Squared error |
| 1 | | | | | | | | | | | | 2 | | | | | | | | | | | | 3 | | | | | | | | | | | | 4 | | | | | | | | | | | | 5 | | | | | | | | | | | | 6 | | | | | | | | | | | | 7 | | | | | | | | | | | | 8 | | | | | | | | | | | | 9 | | | | | | | | | | | | 10 | | | | | | | | | | | | 11 | | | | | | | | | | | | 12 | | | | | | | | | | | | 13 | | | | | | | | | | | | 14 | | | | | | | | | | | | 15 | | | | | | | | | | | | 16 | | | | | | | | | | | | 17 | | | | | | | | | | | | 18 | | | | | | | | | | | | 19 | | | | | | | | | | | | 20 | | | | | | | | | | | |
| MSE = 0.053978 |
|
|