多模式导航和虚拟伴侣系统:一种可穿戴设备,帮助盲人独立旅行
Jingjing Xu1, Caiyi Wang1, Yancheng Li2
1School of Integrated Circuits, Shandong University, Jinan 250010, China.
Sensors (Basel, Switzerland)
|July 12, 2025
概括
一个新的远程伴侣系统提高了盲人的导航能力. 这种视觉替代技术为日常活动提供实时,安全的指导,提高独立性和安全性.
科学领域:
- 辅助技术 辅助技术 辅助技术
- 人与计算机的交互
- 康复工程 康复工程 康复工程
背景情况:
- 视力障碍显著影响生活质量.
- 现有的视觉替代技术在安全性,稳定性和可用性方面存在局限性.
- 传感器和通信技术的进步为改进的辅助解决方案提供了潜力.
研究的目的:
- 为视力受损者开发和评估一个远程伴侣系统.
- 利用多式联运导航和远程通信来改善日常生活的辅助.
- 为独立旅行和活动提供实时,安全和可靠的导航服务.
主要方法:
- 集成多模式导航 (声音/激光检测,GPS/北斗定位,机器视觉).
- 利用远程通信和商用移动电话功能.
- 整合后端人员的人类判断,以实时提供决策支持.
主要成果:
- 该系统表现出强大的可操作性和易用性.
- 用户报告了显著的安全感和陪伴感.
- 该系统有效地支持日常活动,如独立旅行,流通和购物.
结论:
- 开发的远程伴侣系统为视力受损者提供了一个安全,可靠和用户友好的解决方案.
- 这种视觉替代技术通过促进独立的日常活动来提高生活质量.
- 该系统显示了对其他弱势群体 (如老年人) 更广泛的应用潜力.
相关概念视频
01:30Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device
171
Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point...
171
02:07Blind Procedures
12.1K
Ideally, the people who observe and record the children’s behavior are unaware of who was assigned to the experimental or control group, in order to control for experimenter bias. Experimenter bias refers to the possibility that a researcher’s expectations might skew the results of the study. Remember, conducting an experiment requires a lot of planning, and the people involved in the research project have a vested interest in supporting their hypotheses. If the observers knew which...
12.1K