Long-Time Predictive Modeling of Nonlinear Dynamical Systems Using Neural Networks

Figure 14

A posteriori comparison for flow in a cylinder wake between the basic model and SINDy. Red: first POD coefficient. Green: second POD coefficient. Blue: shift-mode coefficient. (a, b) Basic model. (c, d) SINDy. (a, c) Training data. (b, d) Testing data.

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