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SIAMNUM
2011
92views more  SIAMNUM 2011»
14 years 14 days ago
A Priori Mesh Grading for an Elliptic Problem with Dirac Right-Hand Side
The Green function of the Poisson equation in two dimensions is not contained in the Sobolev space H1(Ω) such that finite element error estimates for the discretization of a prob...
Thomas Apel, Olaf Benedix, Dieter Sirch, Boris Vex...
VISUALIZATION
2003
IEEE
15 years 2 months ago
Image Space Based Visualization of Unsteady Flow on Surfaces
We present a novel technique for direct visualization of unsteady flow on surfaces from computational fluid dynamics. The method generates dense representations of time-dependen...
Robert S. Laramee, Bruno Jobard, Helwig Hauser
73
Voted
ISBI
2009
IEEE
15 years 4 months ago
Combining Mesh, Volume, and Streamline Representations for Polyp Detection in CT Colonography
CT colonography is a screening technique for adenomatous colorectal polyps, which are important precursors to colon cancer. Computer aided detection (CAD) systems are developed to...
Vincent Frans van Ravesteijn, Lingxiao Zhao, Charl...
RT
1997
Springer
15 years 1 months ago
Incremental Updates to Scenes Illuminated by Area Light Sources
Abstract: An object space algorithm for computing shadows in dynamic scenes illuminated by area light sources is presented. A mesh with the shadow boundaries as well as other disco...
Yiorgos Chrysanthou, Mel Slater
IWEC
2008
14 years 11 months ago
A Surround Display Warp-Mesh Utility to Enhance Player Engagement
Surround displays are used in simulation, training, and other applications based on virtual worlds. A wide-view display engages the viewer's peripheral vision, providing a mor...
Charles Henden, Erik Champion, Ralf Mühlberge...