Fig. 3From: Concurrent validity of human pose tracking in video for measuring gait parameters in older adults: a preliminary analysis with multiple trackers, viewing angles, and walking directionsScatter plots for one temporal (step time, left column), and one spatial (step width, right column) gait variable, including each individual step captured in the front view walking bout with the eye-level camera, A AlphaPose, B OpenPose, C Detectron. The colors are associated with different participants’ data. The thick red line is the fitted line. The correlation values are also shown in the figuresBack to article page