fig1
![The preliminary stage in developing an artificial intelligence algorithm: a study of the inter- and intra-individual variability of phase annotations in internal fixation of distal radius fracture videos](https://image.oaes.cc/8e6b5045-5229-416a-ace7-c69e918578f2/ais-2023-12.fig.1.jpg)
Figure 1. The data structure used to store the annotations for each video (see Table 1 for details on the labels). (A) when the data are the phase annotations; (B) when the data are the phase start time. Ani: The ith annotator; Fi: the ith frame of the video.