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. 2021 Oct 13;477(2254):20210097. doi: 10.1098/rspa.2021.0097

Figure 4.

Figure 4.

Frenet–Serret frame (a) and corresponding orthogonal polynomials (b) for HAVOK applied to time-series generated by x(t)=sin(t)+sin(2t). The orthogonal polynomials and the Frenet–Serret frame are the right singular vectors U and left singular vectors V of H¯, respectively.