ALEXANDRIA, Va., May 26 -- United States Patent no. 12,639,625, issued on May 26, was assigned to SONY GROUP Corp. (Tokyo).

"Bias adjustment device, information processing device, information processing method, and information processing program" was invented by Yoshiyuki Kobayashi (Tokyo), Andrew Shin (Tokyo), Akio Hayakawa (Tokyo), Takayoshi Takayanagi (Tokyo) and Hirotaka Suzuki (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bias adjustment device uses an identification model developed by machine learning using training data, and includes a calculation unit that calculates first identification accuracy of the identification model trained on first training data and second identification accuracy o...