Figure7
![An open-closed-loop iterative learning control for trajectory tracking of a high-speed 4-dof parallel robot](https://image.oaes.cc/f2ddb5f0-cc16-4e03-97e0-0f415ae400d5/4696-7.jpg)
Figure 7. Trajectory tracking errors of actuated joints with D-ILC and PD-ILC laws after learning iterations: (A-D) Joints 1–4.
Figure 7. Trajectory tracking errors of actuated joints with D-ILC and PD-ILC laws after learning iterations: (A-D) Joints 1–4.
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