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. 2012 Feb 23;12(3):2373–2399. doi: 10.3390/s120302373

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© 2012 by the authors; licensee MDPI, Basel, Switzerland

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 20. — Results of vehicle detection and event determination for a nighttime urban road under normal illumination and congested traffic conditions (Test video 4).