Research Article
An Iterative Method for Estimating Nonlinear Elastic Constants of Tumor in Soft Tissue from Approximate Displacement Measurements
Table 3
The hyperelastic parameters estimated for the tumor using inaccurate displacement measurements.
| | Estimated hyperelastic parameters | Inaccurate displacement measurements | | Error 2% | Error 5% | Error 8% | Error 10% |
| | C10 (Pa) | 9386.78 | 9484.46 | 9815.78 | 9858.99 | | C01 (Pa) | 6889.50 | 6817.80 | 6437.30 | 6465.64 | | Error of C10 (%) | 6.13 | 5.16 | 1.84 | 1.41 | | Error of C01 (%) | 3.34 | 2.26 | 3.45 | 3.02 | | Error of Eestt (%) | 0.53 | 0.39 | 1.89 | 2.29 | | Error of Yestt (%) | 1.77 | 4.59 | 6.28 | 7.96 |
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