Fig. 2
![Fig. 2](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40658-021-00396-1/MediaObjects/40658_2021_396_Fig2_HTML.png)
Determination of the best threshold for the 3 segmentation methods. DICEPE coefficients were calculated on 90 randomly selected models using various thresholds. The best thresholds were 15% for the MaxTh method, Z = − 1 for the ZTh method and − 50% for the RelDiffTh method