The Back of an Envelope project demonstrates how a calligraphic interface (one that employs a pen or stylus to input freehand drawing marks) can be used in a wide variety of domai...
In this paper the problem of matching freeform surface features against measured point data is studied. The motivation for this investigation is the recent demand for fast and rob...
Joris S. M. Vergeest, Sander Spanjaard, Jos J. O. ...
3D object design has many applications including flexible 3D sketch input in CAD, computer game, webpage content design, image based object modeling, and 3D object retrieval. Most...
Collaborative design review is an important part of architectural design work. The Space Pen system supports annotation and drawing on (and inside) 3D VRML/Java models using a reg...
This paper describes an interactive sketching system for 3D design/modeling that diverts from the conventional menu and button interfaces of CAD tools. The system, dubbed SMARTPAP...