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CGF
2008
200views more  CGF 2008»
13 years 4 months ago
Deep Opacity Maps
We present a new method for rapidly computing shadows from semi-transparent objects like hair. Our deep opacity maps method extends the concept of opacity shadow maps by using a d...
Cem Yuksel, John Keyser
SI3D
2009
ACM
13 years 11 months ago
Hair self shadowing and transparency depth ordering using occupancy maps
This paper presents a method for quickly constructing a highquality approximate visibility function for high frequency semitransparent geometry such as hair. We can then reconstru...
Erik Sintorn, Ulf Assarsson
MICCAI
2008
Springer
14 years 6 months ago
Estimation of Ground-Glass Opacity Measurement in CT Lung Images
We propose to measure quantitatively the opacity property of each pixel in a ground-glass opacity tumor from CT images. Our method results in an opacity map in which each pixel tak...
Yuanjie Zheng, Chandra Kambhamettu, Thomas Bauer...
SI3D
2003
ACM
13 years 10 months ago
Opacity light fields: interactive rendering of surface light fields with view-dependent opacity
We present new hardware-accelerated techniques for rendering surface light fields with opacity hulls that allow for interactive visualization of objects that have complex reflec...
Daniel Vlasic, Hanspeter Pfister, Sergey Molinov, ...
RT
2001
Springer
13 years 9 months ago
Opacity Shadow Maps
Opacity shadow maps approximate light transmittance inside a complex volume with a set of planar opacity maps. A volume made of standard primitives (points, lines, and polygons) i...
Tae-Yong Kim 0002, Ulrich Neumann