Did you know that you can navigate the posts by swiping left and right?
Westlund, J. K., D’Mello, S. K., & Olney, A. M. (2015). Motion Tracker: Camera-Based Monitoring of Bodily Movements Using Motion Silhouettes. PLoS ONE, 10(6).
It appears you don't have a PDF plugin for this browser. No biggie... you can click here to download the PDF file.