现有的比例积分微分(PID)优化设计算法难以兼顾系统对快速性、稳定性和鲁棒性的要求。

The current Proportion Integration Differentiation (PID) optimization Design methods are often difficult to consider the system requirements for quickness, reliability and robustness.

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该方法无须求解函数灵敏度，在保证拟合精度的前提下，能光滑响应并最大程度减少精确分析计算量，分析前翼子板回弹补偿优化设计实例，证明其具有很高的精度和鲁棒性。

The proposed method is used with FE simulations, and the example of spring-back compensation demonstrates that it is efficient, accurate and robust for auto panel forming process optimization.

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