RetroDepth: 3D silhouette sensing for high-precision input on and above physical surfaces.
David KimShahram IzadiJakub DostalChristoph RhemannCem KeskinChristopher ZachJamie ShottonTimothy A. LargeSteven BathicheMatthias NießnerD. Alex ButlerSean Ryan FanelloVivek PradeepPublished in: CHI (2014)