Media 3: SIFT flow for large-displacement object tracking Huanlong Zhang Shiqiang Hu Xiaoyu Zhang 10.1364/AO.53.006194.m003 https://opticapublishing.figshare.com/articles/media/Media_3_SIFT_flow_for_large-displacement_object_tracking/4898567 Originally published in Applied Optics on 20 September 2014 (ao-53-27-6194) 2014-09-20 00:00:00 large-displacement object media flow 20 September 2014 ao SIFT Applied Optics