Research Article
Using the Nonuniform Dynamic Mode Decomposition to Reduce the Storage Required for PDE Simulations
Table 18
3D reduced model of stagnation energy over four sets of 25 time steps.
| Time steps | Execution time (sec) | Average % error | F-norm % error | Inf-norm % error | Reduced memory as % of original |
| 1–25 | 0.5479 | 3.1926 | 1.9898 | 4.3953 | 8.000333 | 26–50 | 0.5509 | 2.9139 | 1.5442 | 4.2837 | 8.000333 | 51–75 | 0.5929 | 3.2361 | 1.7891 | 4.6831 | 8.000333 | 76–100 | 0.5659 | 4.7379 | 4.6580 | 4.8177 | 8.000333 | Total & averages | 2.0346 | 3.520125 | 1.429890 | 3.977997 | 8.000333 |
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