RT Journal T1 Key frame extraction based on ViBe algorithm for motion feature extraction A1 Qiuling LI,Baomin SHAO,Lei ZHAO,Zhen WANG,Xue JIANG 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 8 DO 10.6040/j.issn.1672-3961.0.2019.276 K1 ;key frame extraction;background modeling;scale invariant feature transform;target characteristic;feature point matching LK {http://gxbwk.njournal.sdu.edu.cn/EN/article/article_1888.shtml}