Research Article
Predicting the Ultimate Bearing Capacity of Bolts with an Optimized Function Model
Table 9
Stability of each model for example 2.
| | Model | SSPEB1 | SPEB1 | SSPEB2 | SPEB2 |
| | AH | 1.59 × 10−2 | 5.65 × 10−2 | 1.6 × 10−2 | 5.1 × 10−2 | | CH | 6.5 × 10−3 | 3.62 × 10−2 | 8.21 × 10−4 | 1.17 × 10−2 | | IE | 0.29 | 0.18 | 1.93 | 0.57 | | IEPF | 5.85 × 10−4 | 1.08 × 10−2 | 4.12 × 10−2 | 8.28 × 10−2 |
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