Research Article
Applications of Parameterized Nonlinear Ordinary Differential Equations and Dynamic Systems: An Example of the Taiwan Stock Index
Table 2
MAPEs and RMSPEs, fits of the four dynamic models and the martingale.
| ā | MAPE | RMSPE |
| Model A | 2.0362% | 3.5065% | Model D | 0.3467% | 0.5943% | Martingale (2015/06/02~2016/07/19) | 0.7608% | 1.0404% |
| Model B | 0.6634% | 1.0072% | Model C | 0.6622% | 1.0080% | Martingale (2015/06/02~2016/07/18) | 0.7625% | 1.0421% |
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