10.1371/journal.pone.0186176.g009 Zhiling Hong Zhiling Hong Fan Lin Fan Lin Bin Xiao Bin Xiao Diagram of KL tracking algorithm based on inertia. Public Library of Science 2017 registration algorithm gravity projection vector feature point novel Gravity-FREAK feature extraction reality interaction experience sensor feature description algorithm Fast Retina Keypoint MEMS KLT Gravity-FREAK feature description algorithm Gravity Kaneda-Lucas Tracking 2017-10-31 17:31:30 Figure https://plos.figshare.com/articles/figure/Diagram_of_KL_tracking_algorithm_based_on_inertia_/5555809 <p>Diagram of KL tracking algorithm based on inertia.</p>