Research Article

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

Figure 10

Images of the investigated poplar samples used to perform the PLS-DA-based classification. (a) images as acquired and (b) images as resulting from hypercube data rendering (i.e., false colours) according to samples spectral response in the VIS-NIR range.
380536.fig.0010a
(a)
380536.fig.0010b
(b)