Importance Resampling for Global Illumination
Master's thesis, Brigham Young University, 2005
Abstract
Master's thesis. Develops importance resampling, a sample generation technique that produces more equally weighted samples for importance sampling, and applies it to direct lighting and global illumination. The technique, now commonly called resampled importance sampling (RIS), underpins later work on spatiotemporal reservoir resampling (ReSTIR).