A comparison of video and infrared based tracking of pedestrian movements.
Kerridge, J., Kukla, R., Willis, A., Armitage, A., Binnie, D., & Lei, L. (2005). A comparison of video and infrared based tracking of pedestrian movements. In S. P. Hoogendoom, S. Luding, P. H. L. Bovy, M. Schreckenberg, & D. E. Wolf (Eds.), Traffic and granular flow 03, 383-392. https://doi.org/10.1007/3-540-28091-X_37