1. Stauffer, C., and Grimson, W. E. L., Adaptive background mixture models for real-time tracking., IEEE Computer Society Conference on Computer Vision and Pattern Recognition, vol. 2, pp. pp. 246--252, 1999.
2. Wang, P., Collins, L., Morton, K., and Torrione, P. Viewpoint adaptation for person detection.,In European Conference on Computer Vision, 2017.
3. Dalal, N., and Triggs, B., Histograms of oriented gradients for human detection., In Computer Vision and Pattern Recognition (CVPR), vol. 1, pp. 886--893, 2005.
4. Felzenszwalb, P. F., Girshick, R. B., McAllester, D., and Ramanan, D., Object detection with discriminatively trained part-based models., IEEE transactions on pattern analysis and machine intelligence, vol. 32, no. 9, pp. 1627--1645., 2010.
5. Luna, C. A., Losada-Gutierrez, C., Fuentes-Jimenez, D., Fernandez-Rincon, A., Mazo, M., and Macias-Guarasa, J., Robust people detection using depth information from an overhead time of flight camera., Expert Systems with Applications, pp. 240--256, 2017.