Technically the hip joints are at the Acetabulum and the knee joints are the center point between the Femur and Tibia behind the Patella. That said the neural network is trained on labelled data and whilst we did our best to make sure the labels are in the correct place there is likely some error.
Joint points in azure kinect dk
aa
16
Reputation points
What is the definition of HIP_RIGHT and KNEE_RIGHT in azure kinect dk body tracking?