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NPAR
2006
ACM
13 years 11 months ago
Real-time watercolor illustrations of plants using a blurred depth test
We present techniques to create convincing high-quality watercolor illustrations of plants. Mainly focusing on the real-time rendering, we introduce methods to abstract the visual...
Thomas Luft, Oliver Deussen
CHI
2002
ACM
14 years 6 months ago
Creating principal 3D curves with digital tape drawing
Previous systems have explored the challenges of designing an interface for automotive styling which combine the metaphor of 2D drawing using physical tape with the simultaneous c...
Tovi Grossman, Ravin Balakrishnan, Gordon Kurtenba...
SIGGRAPH
2000
ACM
13 years 10 months ago
Environment matting extensions: towards higher accuracy and real-time capture
Environment matting is a generalization of traditional bluescreen matting. By photographing an object in front of a sequence of structured light backdrops, a set of approximate li...
Yung-Yu Chuang, Douglas E. Zongker, Joel Hindorff,...
SIGGRAPH
1996
ACM
13 years 10 months ago
Technologies for Augmented Reality Systems: Realizing Ultrasound-Guided Needle Biopsies
We present a real-time stereoscopic video-see-through augmented reality (AR) system applied to the medical procedure known as ultrasound-guided needle biopsy of the breast. The AR...
Andrei State, Mark A. Livingston, William F. Garre...
ISMAR
2007
IEEE
14 years 1 days ago
Visualizing Occluded Physical Objects in Unfamiliar Outdoor Augmented Reality Environments
This paper describes techniques to allow both the visualization of hidden objects, and removal of real objects, for a mobile augmented reality user. A gesture based technique is a...
Ben Avery, Wayne Piekarski, Bruce H. Thomas