Research Article
Application of Probabilistic Method to Stability Analysis of Gravity Dam Foundation over Multiple Sliding Planes
Table 6
Comparison of resultant instability probabilities calculated by MC and DPG method.
| | Method | Design points (sliding plane B2-B3) | | | Notes | | /MPa |
| | MC | / | / | 3.650 | 1.310 × 10−4 | The numbers of calculating performance function, , and the variation coefficient for , , when 95% confidence level is specified | | DPG | 0.107 | 0.039 | 3.664 | 1.244 × 10−4 | The numbers of calculating performance function, , with the step , for divided difference calculation |
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