Research Article

Surface Investigation of Photo-Degraded Wood by Colour Monitoring, Infrared Spectroscopy, and Hyperspectral Imaging

Figure 12

Acquired (a) and preprocessed (b) spectra of the different analysed wood slices, in the SWIR field. Spectra preprocessing was carried out adopting a GLSW procedure.
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(a)
380536.fig.0012b
(b)