Research Article
A Flexible Polynomial Expansion Method for Response Analysis with Random Parameters
Table 2
Relative error of mean and variance of the sound pressure’s imaginary parts.
| x | Relative error of mean | Relative error of variance | IJCEM | gPCEM | IJCEM | gPCEM |
| 0m | 0.01% | 0.01% | 1.1% | 13.4% | 0.2m | 0.01% | 0.01% | 0.6% | 13.0% | 0.5m | 0.01% | 0.01% | 1.3% | 13.5% | 1m | 0.01% | 0.01% | 1.0% | 13.2% |
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