空中导犬:一种低认知负荷的室内电子旅行辅助工具,用于视力受损的个人
Xiaochen Zhang1, Ziyi Pan1, Ziyang Song1
1Department of Industrial Design, Guangdong University of Technology, Guangzhou 510090, China.
Sensors (Basel, Switzerland)
|January 11, 2024
概括
这项研究介绍了空中导游犬,这是一种新的电子旅行辅助工具,适用于视力障碍者. 这种直观的系统使用温和的拖来导航,在使用过程中显著降低了认知负载.
科学领域:
- 人与计算机的交互
- 辅助技术 辅助技术 辅助技术
- 机器人技术 机器人技术 机器人技术
背景情况:
- 现有的视力障碍者导航辅助工具往往需要用户的大量注意力和认知努力.
- 这可能会导致用户疲劳,并在长时间使用时降低有效性.
研究的目的:
- 为视力障碍者开发和评估一种无认知负担的电子旅行辅助工具.
- 引入一个直观的导航系统,利用人类对物理线索的自然反应.
主要方法:
- 开发了"空中导航犬",一种用于室内导航的气球气态无人机.
- 使用温和的实时拉来获得方向线索,基于人类对外部力量的本能顺从.
- 集成超宽带 (UWB) 用于空间定位和惯性测量单元 (IMU) 用于角度传感.
主要成果:
- 在一项试点研究中,空中导游犬证明了准确的方向指导和路径遵循.
- 观察到与目标方向和指定的路径的最小偏差.
- 用户在导航任务中报告了微不足道的认知负担.
结论:
- 空中导游犬为视力受损者提供了一个有希望的,低认知负载的替代传统导航辅助工具.
- 该系统依赖于物理线索,提供无和直观的指导体验.
- 进一步的研究可以探索更广泛的应用,并完善技术,以提高用户的独立性.
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