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. 2022 Dec 1;5:1318. doi: 10.1038/s42003-022-04282-z

Fig. 9. Details of body part segmentation with preliminary observations.

Fig. 9

a Background removal based on fNIR image. b With primary landmarks (represented by crosses and circles) and vectors identifying the symmetrical axes (represented by segments in the solid red line and the blue dashed line), the specimen mask can be automatically segmented c With or without manually defined fore-hindwing division of the overlap region. The species shown in (ac) is Oxylides faunus. d Statistical summary (mean, variation, and patch size) of all bands for both sides (dorsal and ventral) of all body parts (four wings and the body) can be calculated. e Statistical results of exemplar bands based on 17 specimens from 7 different families. Center line represents median; box limits, upper and lower quartiles; whiskers, 1.5x interquartile range; points, outliers. Statistically significant levels of difference between dorsal and ventral sides (under two-tailed t-test) are labeled by asterisks: *, 0.05; **. 0.01.