A least-squares variational method for full-field reconstruction of elastic deformations in shear-deformable plates and shells

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Shape sensing methods: Review and experimental comparison on a wing-shaped plate (2018, methodology): “Tessler and Spangler developed an inverse Finite Element Method (iFEM) for shear-deformable plate and shell structures [39,40].”
Displacement and stress monitoring of a Panamax containership using inverse finite element method (2016, methodology): “Apart from the SHM systems mentioned earlier, Tessler and Spangler (2003, 2005) developed a powerful algorithm called inverse Finite Element Method (iFEM) for the purpose of displacement and stress monitoring of engineering structures.”
A quadrilateral inverse-shell element with drilling degrees of freedom for shape sensing and structural health monitoring (2016, methodology): “These in-situ section strains are computed as follows [33]”
An enhanced inverse finite element method for displacement and stress monitoring of multilayered composite and sandwich structures (2017, methodology): “Therefore, experimentally measured membrane strains and bending curvatures can be determined using the same relations of the original iFEM plate formulation [26, 27].”
Shape Monitoring of a Beam Structure from Measured Strain or Curvature (2012, methodology): “Tessler et al. [ 7 , 8 ]a nd Vasquez et al. [9 ]u sed a variational approach to reconstruct plate/shell deformations from surface strains.”