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. 2014 Mar 5;14(3):4384–4398. doi: 10.3390/s140304384

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© 2014 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 6. — (a) Acoustic signal of a car passing the microphone array in field; (b) Filtered signal of (a) with a high-pass filter; (c). Spatial coherence of (a).

Figure 6. — (a) Acoustic signal of a car passing the microphone array in field; (b) Filtered signal of (a) with a high-pass filter; (c). Spatial coherence of (a).