Research Article
Second-Order Model Reduction Based on Gramians
Table 1
Errors of reduced models produced by four different methods.
| Model | | | | | | | | | |
| Building model | 24 | 4 | 1 | 1 | 4.5e−03 | 4.1e−01 | 5.1e−01 | 3.2e−01 | 3.2e−01 | Clamped beam | 174 | 29 | 1 | 1 | 3.3e+02 | 3.3e−02 | 1.3e−01 | 1.3e−03 | 5.7e−04 | International state space | 135 | 27 | 3 | 3 | 1.0e−04 | 6.7e−04 | 1.0e−04 | 3.2e−06 | 3.2e−06 |
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