The ModelCraft framework: Capturing freehand annotations and edits to facilitate the 3D model design process using a digital pen.

Hyunyoung Song François Guimbretière Hod Lipson The ModelCraft framework: Capturing freehand annotations and edits to facilitate the 3D model design process using a digital pen. 2009 16 ACM Trans. Comput.-Hum. Interact. 3 http://doi.acm.org/10.1145/1592440.1592443 db/journals/tochi/tochi16.html#SongGL09