Fig. 6From: Improved wood species identification based on multi-view imagery of the three anatomical planes2D PCA-plot. Species Afzelia africana and Afzelia bipindensis using only features of the transverse section (a) and adding features of the tangential section (b). Species Entandrophragma candollei and Entandrophragma utile using only features of the transverse section (c) and adding features of the tangential section (d)Back to article page