1. Collins, R., et al.: A System for Video Surveillance and Monitoring. CMU-RI-TR- 00-12, Carnegie Mellon University (2000)
2. Bar-Shalom, Y., Fortmann, T.: Tracking and Data Association. Academic Press Inc., New-York (1988)
3. Hartley, R., Zisserman, A.: Multiple View Geometry in Computer Vision. Cambridge University Press, Cambridge (2000)
4. Horpraset, T., Harwood, D., Davis, L.: A statistical approach for real-time robust background subtraction and shadow detection. In: ICCV 1999 Frame Rate Workshop (1999)
5. Haritaoglu, I., Harwood, D., Davis, L.: Hidra-Multiple people detection and tracking using silhouettes. In: IEEE Workshop on Visual Surveillance (1996)