ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,562,149, issued on Feb. 24, was assigned to Nvidia Corp. (Santa Clara, Calif.).

"Emotion and character parameters for diffusion model content generation systems and applications" was invented by Xianchao Wu (Tokyo), Hideaki Tagami (Yokohama, Japan) and Peiying Ruan (Kanazawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches presented herein provide systems and methods for generating three-dimensional (3D) content with fine grained emotions and character traits. A set of classifiers may be used to identify emotions and character traits from an input provided by a user. Each of the classifiers in the set of classifiers may use a set of seed...