Figure 2

Diagram of the functioning of the automatic pipeline as well as the main steps of data processing using R software36, R V 4.0.0 (2020-04-24)—"Arbor Day", https://cran.r-project.org/bin/windows/base/old/4.0.0/. In black, the steps related to the initialization of the file processing with all the experimental images. In light blue, all the steps corresponding to the creation and processing of the spiral skeleton. In pink, the steps concerning the distance to the edge of the individuals. In dark blue, the processing steps with the R software36. Boxes with dotted frames correspond files. The grey boxes with dotted lines correspond to the very first file before any analysis (“Image Sequence”) and the final clean file ready to be analyzed (“File ready to be analyzed”).