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. 2009 Jul 27;9(8):5933–5951. doi: 10.3390/s90805933

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© 2009 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 14. — An example of the experiment of target tracking. 3 samples of image during the tracking process, (a) t = 1,100 ms, (b) t = 1,548 ms and (c) t = 2,008 ms. (d) The trace of a moving letter ‘A’.