Bokode: imperceptible visual tags for camera based interaction from a distance. - Ankit Mohan; Grace Woo; Shinsaku Hiura; Quinn Smithwick; Ramesh Raskar (ACM Trans. Graph., 2009)

VRCodes: Unobtrusive and active visual codes for interaction by exploiting rolling shutter. - Grace Woo; Andrew Lippman; Ramesh Raskar (ISMAR, 2012)

All hands on deck! - Grace Woo (XRDS, 2014)