Skip to main content

Table 6 Mean of the total reconstruction RMSRE (\(\cdot 10^{-2}\)) using a full basis (\(K=79\)) over 5 training sets

From: Evaluation of POD based surrogate models of fields resulting from nonlinear FEM simulations

  Displacement (\(\mathrm {u}\)) Equivalent plastic Stress (\(\upsigma \))
   strain (\(\upvarepsilon _\mathrm {p}^\mathrm {eq}\))  
Zero centered 6.71 (3.73\(-\) 9.55) 8.01 (6.93\(-\) 8.95) 12.00 (11.24\(-\) 13.10)
Zero centered, scaled 2.67 (2.27\(-\) 3.19) 6.82 (6.38\(-\) 7.25) 11.95 (11.05\(-\) 12.76)
Zero centered, separate 2.78 (2.49\(-\) 3.23) 6.75 (6.53\(-\) 7.05) 12.28 (11.24\(-\) 13.16)
Zero centered, assembly from \(\upvarepsilon _{p}^{eq}\) 5.72 (4.58\(-\) 6.66) 6.75 (6.53\(-\) 7.05) 14.32 (13.39\(-\) 14.81)
  1. Best performances are in italics, between brackets the minimum and maximum values over the five training sets are given