ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,681, issued on July 7, was assigned to Zoox Inc. (Foster City, Calif.).

"Pose graph downsampling" was invented by Michael Carsten Bosse (Templeton, Calif.) and Jeffrey Eric Tolliver (San Mateo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Determining a first joint probability distribution over states of a sensor platform, the first joint probability distribution associated with a first sequence of time steps. Receiving sensor data indicating measurements at time steps of a second sequence of time steps. Integrating out variables from the first joint probability distribution to determine a second joint probability distribution over poses of t...