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\bibitem{1990} David Geronimo, Frederic Lerasle, \& Antonio Lopez. (2012). State-driven particle filter for multi-person tracking. In J. Blanc-Talon et al. (Ed.), \textit{11th International Conference on  Advanced Concepts for Intelligent Vision Systems} (Vol. 7517, pp. 467--478). Heidelberg: Springer.

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