Here is the video of me using this sensor to detect the location of CG of a person standing on a platform. Analog reading on the oscilloscope shows the x and y axis reading. – http://www.youtube.com/watch?v=8IYYi4-uyEU.
I used these sensors to build this – http://www.youtube.com/watch?v=TpmcLv5EhBo.
Pretty cool sensor actually..