University of Texas at Austin
(* Now at Microsoft)
My old university website got deleted even though the kind folks at UT held on to it longer than they would normally.
Symposium on Interactive 3D Graphics and Games (I3D) 2007 Paper : (pdf)
Hardware Accelerated Ambient Occlusion Techniques on GPUs
I couldn't find any site that would hold a PDF, excepting this one, hence here it goes.
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Original image (top) / generated using our method (bottom):
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