RT Journal T1 Risk assessment method based on spatial hidden danger distribution and motion intention analysis A1 Yuenan ZHAO,Guiyou CHEN,Chen SUN,Ning LU,Liwei LIAO PB Journal of Shandong University(Engineering Science) FD 2020-02-20 YR 2020 JF Journal of Shandong University(Engineering Science) JO Journal of Shandong University(Engineering Science) VO 50 IS 1 SP 28 DO 10.6040/j.issn.1672-3961.0.2019.179 K1 ;intelligent surveillance;YOLOv3;Kalman filter;spatial hidden danger;motion intention;risk assessment LK {http://gxbwk.njournal.sdu.edu.cn/EN/article/article_1891.shtml}