Figure 4.

Illustrations of MiL2D dataset with 15 skeleton keypoints

A: Definition and location of 15 bone points. 0, right ankle; 1 right knee; 2, left knee; 3, left ankle; 4, hip; 5, tail; 6, chin; 7, head top; 8, right wrist; 9, right elbow; 10, right shoulder; 11, left shoulder; 12, left elbow; 13, left wrist; 14, neck. B: Representative images with bounding boxes using MaskTrack R-CNN tracking and 2D skeleton. C: Representative images of monkey panorama, corresponding skeleton point diagram, and partial enlargement of monkey.