Research Article
Optimized Polynomial Virtual Fields Method for Constitutive Parameters Identification of Orthotropic Bimaterials
Table 6
Identification results of constitutive parameters of orthotropic bimaterials with speckle images.
| | Reference (MPa) | Identification (MPa) | | Relative error (%) | Weighted relative error (%) |
| | 181937.10 | 180555.58 | 28.0682 | −0.76 | 1.14 | | 30719.68 | 30448.46 | 10.5995 | −0.88 | | | 5907.20 | 4799.89 | 207.1620 | −18.75 | | | 5700 | 5678.47 | 5.4031 | −0.38 | | | 178229.16 | 178258.47 | 23.4412 | 0.02 | | | 32976.51 | 31730.88 | 8.9408 | −3.78 | | | 8947.80 | 7884.06 | 103.7439 | −11.89 | | | 5700 | 5725.27 | 5.9455 | 0.44 | |
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