My first project in my doctoral program was a system to head mounted display to detect and give feedback on the wearer's prosody. Using Google Glass, I tageted the volume and pitch dimensions. This porject is called sayWAT.
My second AR project supported prxomity awareness in chidlren with autism. ProCom is a wearable system with 2 componesnts the sensors are worn on a strap aroudn one's neck and the visualization feedback appears on mobile phone.