Efficient Basis Decomposition for Scattered Reflectance Data. - Richard Peter Weistroffer; Kristen R. Walcott; Greg Humphreys; Jason Lawrence (Rendering Techniques, 2007)

Multidimensional adaptive sampling and reconstruction for ray tracing. - Toshiya Hachisuka; Wojciech Jarosz; Richard Peter Weistroffer; Kevin Dale; Greg Humphreys; Matthias Zwicker; Henrik Wann Jensen (ACM Trans. Graph., 2008)