论文标题

活性运动服装的计算设计

Computational Design of Active Kinesthetic Garments

论文作者

Vechev, Velko, Hinchet, Ronan, Coros, Stelian, Thomaszewski, Bernhard, Hilliges, Otmar

论文摘要

能够提供动力反馈的服装能够以非引人注目的方式增强人类能力,从而在VR触觉,运动援助和机器人控制方面进行大量应用。但是,设计这种服装是一项复杂的,通常是手动的任务,尤其是当目标是通过单个设计抵抗多个动作时。在这项工作中,我们提出了一条计算管道,用于设计有效组件之间的连接结构 - 在这种情况下的主要挑战之一。我们专注于静电(ES)离合器,该离合器以其被动状态为中,同时在激活时强烈抵抗伸长率。我们的方法会自动计算优化的连接结构,这些结构可有效抵抗一系列预定义的身体运动。我们提出了一种新型的双目标优化方法,以同时在离合器处于活动状态时同时最大程度地提高对运动的阻力,同时在不活动时最大程度地减少电阻。我们在涉及不同身体部位和一系列动作的一系列问题上演示了我们的方法。我们进一步制造并评估了使用机械测试和VR指向研究中的手动创建基线的自动创建设计的子集。

Garments with the ability to provide kinesthetic force-feedback on-demand can augment human capabilities in a non-obtrusive way, enabling numerous applications in VR haptics, motion assistance, and robotic control. However, designing such garments is a complex, and often manual task, particularly when the goal is to resist multiple motions with a single design. In this work, we propose a computational pipeline for designing connecting structures between active components - one of the central challenges in this context. We focus on electrostatic (ES) clutches that are compliant in their passive state while strongly resisting elongation when activated. Our method automatically computes optimized connecting structures that efficiently resist a range of pre-defined body motions on demand. We propose a novel dual-objective optimization approach to simultaneously maximize the resistance to motion when clutches are active, while minimizing resistance when inactive. We demonstrate our method on a set of problems involving different body sites and a range of motions. We further fabricate and evaluate a subset of our automatically created designs against manually created baselines using mechanical testing and in a VR pointing study.

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