Research Article
Predicting the Ultimate Bearing Capacity of Bolts with an Optimized Function Model
Table 14
Stability of each model for example 3.
| | Model | SSPEC1 | SPEC1 | SSPEC2 | SPEC2 |
| | AH | 0.18 | 0.14 | 0.21 | 0.15 | | CH | 2.0 × 10−3 | 1.4 × 10−2 | 4.1 × 10−3 | 2.02 × 10−2 | | IE | 0.15 | 0.12 | 0.17 | 0.13 | | IEPF | 5.35 × 10−4 | 7.3 × 10−3 | 1.46 × 10−2 | 3.83 × 10−2 |
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