Efficient Sensitivity Based Reconstruction Technique to Accomplish Breast Hyperelastic Elastography
Table 10
The hypothetical and real hyperelastic parameters of the malignant tumor, namely, the IMC, in the breast estimated for the 2nd-order polynomial model using the proposed iterative stress-strain relation-based and sensitivity-matrix based algorithms.
Hypothetical Hyperelastic Parameters
Real Hyperelastic Parameters​ (In regard to the first set of estimated hypothetical hyperelastic parameters)
Hypothetical Hyperelastic Parameters
First Estimates
Second Estimates
Real Hyperelastic Parameters
First
Seventh Iteration
(Pa)
1.3708224e+03
(Pa)
1.3339340e+03
1.3400020e+03
(Pa)
1.3098539e+03
(Pa)
1.3460369e+03
1.3399977e+03
(Pa)
1.14572903e+04
1.23904893e+04
(Pa)
1.01126656e+04
0.99257766e+04
(Pa)
1.12487168e+04
1.22630919e+04
(Pa)
9.7807305e+03
9.6482256e+03
(Pa)
0.56449179e+04
0.61441807e+04
(Pa)
5.8167728e+03
6.1791597e+03
Error of (%)
2.3002
Error of (%)
0.4527
0.0001
Error of (%)
2.2497
Error of (%)
0.4505
0.0002
Error of (%)
16.5543
26.0477
Error of (%)
2.8755
0.9743
Error of (%)
14.3976
24.7136
Error of (%)
0.5316
1.8791
Error of (%)
7.3084
0.8897
Error of (%)
4.4865
1.4640
Error of (%)
5.7883e-04
7.7111e-04
Error of (%)
9.7628e-06
2.1205e-07
estimates have been attained in the primary iterations of the iterative sensitivity-matrix based algorithm by making use of the computed (first set of) hypothetical hyperelastic parameters.