通过头部和腰部振动动阵列进行三维位置呈现
IEEE transactions on haptics
|November 3, 2023
概括
这项研究介绍了一种用于3D空间意识的新型振动系统,使用头部和腰部阵列. 圆柱形模型有效地传达了空间信息,包括运动,高精度.
科学领域:
- 人与计算机的交互
- 触觉学是指触觉学是指触觉学.
- 空间计算 空间计算
背景情况:
- 对三维 (3D) 空间的准确感知对于各种应用至关重要,包括虚拟现实,机器人和导航.
- 现有的传输空间信息的方法通常依赖于视觉或听觉线索,这些线索可能是有限的或侵入性的.
- 振动触觉反为非视觉空间感知提供了一个有希望的替代方案.
研究的目的:
- 引入和评估一种新的振动系统,用于向用户传递3D位置信息.
- 为了比较球形和圆柱形振动阵列原型在表示空间数据中的有效性.
- 评估系统传输静态和动态3D空间信息的能力.
主要方法:
- 在头部和腰部开发了一个带有环形阵列的振动系统.
- 利用振动振幅的调制来表示3D位置.
- 使用球形和圆柱形模型进行实验,以评估深度,方向和高度的歧视率.
- 评估系统在传递移动3D位置方面的性能.
主要成果:
- 对深度和方向的歧视率分别为60%和54%.
- 与球形模型相比,圆柱形模型在高度歧视任务中表现出更好的表现 (54%和52%) 和球形模型 (32%和36%).
- 圆柱形模型在头部以上/腰部以下的条件下实现了45%的区分率,优于球形模型.
- 当使用圆柱形模型传达移动的3D位置时,实现了81%的正确响应率.
结论:
- 开发的振动系统通过战略放置的阵列和振幅调制有效地传递3D位置信息.
- 圆柱形模型在特定的空间感知任务,特别是高度方面,比球形模型更有效.
- 该系统显示出具有很高准确度的动态3D空间信息 (包括运动) 表示的巨大潜力.
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