arXiv:2510.01986cs.RO2025-10

用预测模型优化驾驶模拟器运动,显著降低晕动症。

Reducing Discomfort in Driving Simulators: Motion Cueing for Motion Sickness Mitigation

  • 基于模型预测控制,同时优化运动真实感与舒适度。
  • 相比传统方法,晕动症评分降低50%以上(从3降至1.5)。
  • 适合需高真实感又怕晕动的驾驶仿真研究者。

驾驶模拟器在科研与开发中日益普及,但因运动尺度缩小与视觉真实感不匹配,常引发晕动症。本文提出一种运动引导算法,基于主观垂直冲突(SVC)模型,采用模型预测控制(MPC)实现对感官冲突与特定力误差的联合优化,兼顾真实感与舒适性。通过人机闭环实验,对比四种运动设置:两种基于MPC的算法(分别侧重特定力追踪与舒适性权衡)、参考自适应洗出法及无运动情况。实验在六自由度模拟器上进行,参与者接受被动驾驶体验。结果表明,实验晕动症水平与模型预测高度一致;无运动条件虽最舒适(晕动症最低),但真实感最差;权衡方案相较自适应洗出法,晕动症降低超过50%(平均MISC从3降至1.5),且真实感无显著下降。该方法综合考虑模拟器动力学与晕动症演化过程,为实现驾驶模拟器中晕动症与特定力再现的最优控制提供了重要进展。

原文摘要 · Abstract (English)

Driving simulators are increasingly used in research and development. However, simulators often cause motion sickness due to downscaled motion and unscaled veridical visuals. In this paper, a motion cueing algorithm is proposed that reduces motion sickness as predicted by the subjective vertical conflict (SVC) model using model predictive control (MPC). Both sensory conflict and specific force errors are penalised in the cost function, allowing the algorithm to jointly optimise fidelity and comfort. Human-in-the-loop experiments were conducted to compare four simulator motion settings: two variations of our MPC-based algorithm, one focused on pure specific force tracking and the second compromising specific force tracking and motion sickness minimisation, as well as reference adaptive washout and no motion cases. The experiments were performed on a hexapod driving simulator with participants exposed to passive driving. Experimental motion sickness results closely matched the sickness model predictions. As predicted by the model, the no motion condition yielded the lowest sickness levels. However, it was rated lowest in terms of fidelity. The compromise solution reduced sickness by over 50% (average MISC level 3 to 1.5) compared to adaptive washout and the algorithm focusing on specific force tracking, without any significant reduction in fidelity rating. The proposed approach for developing MCA that takes into account both the simulator dynamics and time evolution of motion sickness offers a significant advancement in achieving an optimal control of motion sickness and specific force recreation in driving simulators, supporting broader simulator use.

驾驶模拟晕动症运动引导模型预测

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