ALEXANDRIA, Va., June 12 -- United States Patent no. 12,299,855, issued on May 13, was assigned to Nvidia Corp. (Santa Clara, Calif.).
"History clamping for denoising dynamic ray-traced scenes using temporal accumulation" was invented by Pawel Kozlowski (Truckee, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches presented herein can reduce temporal lag that may be introduced in a generated image sequence that utilizes temporal accumulation for denoising in dynamic scenes. A fast historical frame can be generated along with a full historical frame generated for a denoising process, with the fast historical frame being accumulated using an exponential moving average with a significantly higher b...