Research Article
Using the Nonuniform Dynamic Mode Decomposition to Reduce the Storage Required for PDE Simulations
Table 14
Velocity in the
direction reduced 3D model over 100 time steps.
| | Spatial modes | Execution time (sec) | Average % error | F-norm % error | Inf-norm % error | Reduced memory as % of original |
| | 2 | 13.16 | 18.6508 | 10.1081 | 27.1936 | 2.000333 | | 3 | 30.12 | 18.5834 | 10.1261 | 27.0406 | 3.000450 | | 4 | 85.30 | 18.5809 | 9.9811 | 27.1806 | 4.000666 | | 5 | 150.11 | 17.9162 | 9.8789 | 25.9535 | 5.000833 | | 8 | 484.50 | 17.8334 | 9.8407 | 25.8261 | 8.001332 |
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