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Advances in Acoustics and Vibration
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Special Issues
Advances in Acoustics and Vibration
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2012
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Article
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Fig 6
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Research Article
Spectral Biomimetic Technique for Wood Classification Inspired by Human Echolocation
Figure 6
Frequency spectra of echoes from synthetic pulses from different wood veneers.
(a)
Synthetic echo spectrum of a chestnut veneer from a distance of 20 cm
(b)
Synthetic echo spectrum of a cherry veneer from a distance of 20 cm
(c)
Synthetic echo spectrum of a maple veneer from a distance of 20 cm