Fig. 4

Reconstruction error, using methods of truncation and direct low-order reconstruction. Computed using Eq. (12), for \(\mathbf {\widehat {h}}_{L} = \mathbf {h}_{1}, \mathbf {h}_{2}\)
Reconstruction error, using methods of truncation and direct low-order reconstruction. Computed using Eq. (12), for \(\mathbf {\widehat {h}}_{L} = \mathbf {h}_{1}, \mathbf {h}_{2}\)