ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,686, issued on July 21, was assigned to Zoox Inc. (Foster City, Calif.).

"Generating perception data using a critic network" was invented by Philippe Martin Burlina (Rockville, Md.), Rajendramayavan Rajendran Sathyam (Foster City, Calif.) and Lilian Volta (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for improving synthetic training data generation by models used to generate training data for training object detection models are disclosed. Synthetic data may be generated by a synthetic training data generation model and provided to a crit model. The critic network may determine, based on real-world data associated ...