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. 2015 Dec 10;15(12):30991–31004. doi: 10.3390/s151229840

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© 2015 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons by Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Circular scanning. (a) Actuation signals generated by the model-based control system; (b) Comparison of corrected and uncorrected circular scan patterns.