Research Article
Model Predictive Engine Air-Ratio Control Using Online Sequential Relevance Vector Machine
Table 2
Training and updating time of different lambda models.
| Lambda model | Training time (s) | Average updating time (s) | Cumulative updating time (s) |
| | 1.52 | 0.08 | 0.71 | | 2.02 | 0.52 | 4.70 | | 3.52 | 0.92 | 8.27 |
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