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Table 1 The properties of various reduced-order models

From: Model order reduction for Bayesian approach to inverse problems

N s m ε ROM-1 ε ROM-2 t full t ROM-1 t full t ROM-2
10 153 3.25e-1 4.32e-1 0.801 111
20 220 9.81e-2 9.74e-2 0.799 56
30 257 8.03e-3 6.75e-3 0.795 32
40 284 7.53e-3 7.08e-3 0.785 26
50 308 3.39e-3 2.12e-2 0.776 22
60 328 5.83e-3 6.08e-3 0.767 19
70 342 1.41e-2 1.21e-2 0.764 18
80 355 9.09e-3 8.21e-3 0.763 15