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CHI
2003
ACM
14 years 8 months ago
Cognitive strategies and eye movements for searching hierarchical computer displays
This research investigates the cognitive strategies and eye movements that people use to search for a known item in a hierarchical computer display. Computational cognitive models...
Anthony J. Hornof, Tim Halverson
VRML
2004
ACM
14 years 1 months ago
A VRML97-X3D extension for massive scenery management in virtual worlds
In this paper we present a VRML97-X3D extension to describe precomputed visibility relationships in the context of progressive transmission as well as real time visualization of m...
Jean-Eudes Marvie, Kadi Bouatouch
SIGGRAPH
1996
ACM
13 years 11 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...
CGF
2006
126views more  CGF 2006»
13 years 7 months ago
Soft Shadow Maps: Efficient Sampling of Light Source Visibility
Shadows, particularly soft shadows, play an important role in the visual perception of a scene by providing visual cues about the shape and position of objects. Several recent alg...
Lionel Atty, Nicolas Holzschuch, Marc Lapierre, Je...
VISUALIZATION
2002
IEEE
14 years 16 days ago
Level-Set Segmentation From Multiple Non-Uniform Volume Datasets
Typically 3-D MR and CT scans have a relatively high resolution in the scanning X;Y plane, but much lower resolution in the axial Z direction. This non-uniform sampling of an obje...
Ken Museth, David E. Breen, Leonid Zhukov, Ross T....