上海交通大学学报(自然版) ›› 2015, Vol. 49 ›› Issue (09): 1359-1365.
王君泽,朱小龙,瞿畅
收稿日期:
2014-10-28
基金资助:
国家自然科学基金资助项目(61170171),南通市应用研究计划项目(BK2013018)
WANG Junze,ZHU Xiaolong,QU Chang
Received:
2014-10-28
摘要:
摘要: 为准确、迅捷地检测到独居老年人意外摔倒事件,最大程度降低因摔倒而造成的老年人意外死亡和伤害风险,利用Kinect检测设备和骨架追踪技术,选取人体头、左肩、右肩、左髋、右髋、两髋中心6个骨架点,实时计算这6个骨架点的空间位置、相对位置、运动速度和停留时间等参数,用以判定人体摔倒事件,并能较准确地辨别坐下、蹲下和捡拾物品等非摔倒动作,降低误判率.实验结果表明:采用该检测方法能实现人体摔倒的自动实时检测,人体摔倒的误判率为7%;采用骨架追踪技术,监控过程中可以保护老年用户隐私;检测系统不依赖可见光,可进行24 h实时检测,为意外摔倒老人的及时安全救助提供了保障.
中图分类号:
王君泽,朱小龙,瞿畅. 基于Kinect骨架追踪的人体摔倒自动检测[J]. 上海交通大学学报(自然版), 2015, 49(09): 1359-1365.
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