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\bibitem{1214} Marco Pedersoli, Jordi Gonzalez, \& Juan J. Villanueva. (2009). High-Speed Human Detection Using a Multiresolution Cascade of Histograms of Oriented Gradients. In \textit{4th Iberian Conference on Pattern Recognition and Image Analysis} (Vol. 5524). LNCS. Springer Berlin Heidelberg.

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