ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,767, issued on Feb. 10.
"Privacy parameter recycling differential privacy" was invented by Bo Jiang (Culver City, Calif.), Jian Du (Culver City, Calif.), Sagar Sharma (Culver City, Calif.) and Qiang Yan (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and apparatus, including computer programs encoded on computer storage media, for differential privacy. One of the methods includes receiving a computation result responsive to a query applied to a dataset; applying a differential privacy mechanism to generate a first random noise value; determining whether the first random noise value exceeds an error threshold; in response t...