For most of the history of film, if you wanted to insert something into the picture that didn't exist, the camera had to be stationary. Motion tracking allows artificial objects to be inserted ...

Motion tracking: Example image projections overlaid with the positions of the ground-truth target (green), shifted planning target volume (red), unshifted planning target volume (magenta), heart ...

This is just a bit of fun, but consider for a moment the range and depth of skills that went in to this amazing piece of work We weren't quite sure what to expect when we first saw this. It starts ...