The above example uses FaceOSC to send face tracking data to Rhino. If you scroll down on the FaceOSC page you will see the download for windows and mac osx. Once you run FaceOSC make sure you only have “raw” selected in the menu at the top right. This sends the X & Y coordinates for the track points over port 8338.
You can use this grasshopper definition to receive the points: FACE OSC to Rhino