Naveen Dachuri, Seung Man Kim, Kwan-Heng Lee. Estimation of few light sources from environment maps for fast realistic rendering. In Proceedings of the 2005 international conference on Augmented tele-existence, ICAT 2005, Christchurch, New Zealand, December 5-8, 2005. pages 265-266, ACM, 2005. [doi]
Abstract is missing.