Jaroslav Krivánek, Pascal Gautron, Kadi Bouatouch, Sumanta N. Pattanaik. Improved radiance gradient computation. In Bert Jüttler, editor, Spring Conference on Computer Graphics, SCCG 2005, Budmerice Castle, Slovakia, May 12-14, 2005. pages 155-159, ACM, 2005. [doi]
Abstract is missing.