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WSCG
2001
92views more  WSCG 2001»
13 years 11 months ago
Enhancements to Directional Coherence Maps
Directional Coherence Maps as proposed by Guo in '98 are a very efficient acceleration technique for ray tracing based global illumination renderers. It vastly reduces the nu...
Annette Scheel, Marc Stamminger, Jörg Pü...

Publication
375views
14 years 4 months ago
 Dynamic View Expansion for Minimally Invasive Surgery using Simultaneous Localization And Mapping
Navigation during Minimally Invasive Surgery (MIS) has recognized difficulties due to limited field-of-view, off-axis visualization and loss of direct 3D vision. This can cause ...
Peter Mountney and Guang-Zhong Yang
ISCA
1998
IEEE
145views Hardware» more  ISCA 1998»
14 years 2 months ago
Multi-Level Texture Caching for 3D Graphics Hardware
Traditional graphics hardware architectures implement what we call the push architecture for texture mapping. Local memory is dedicated to the accelerator for fast local retrieval...
Michael Cox, Narendra Bhandri, Michael Shantz
ICIP
2004
IEEE
14 years 11 months ago
Techniques for improving stereo depth maps of faces
This paper presents an improved technique for determining the 3D structure of the human face form stereo images. The approach targets specific regions of the face individually. An...
Jason Baker, Vinod Chandran, Sridha Sridharan
RT
2004
Springer
14 years 3 months ago
Anti-aliasing and Continuity with Trapezoidal Shadow Maps
This paper proposes a new shadow map technique termed trapezoidal shadow maps to calculate high quality shadows in real-time applications. To address the resolution problem of the...
Tobias Martin, Tiow Seng Tan