ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,288, issued on Oct. 28, was assigned to CANON K.K. (Tokyo).

"Information processing apparatus, information processing method, and non-transitory computer-readable storage medium" was invented by Yasuharu Hirado (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus calculates a difference between a first vector extracted by a first unit and a second vector extracted by a second unit with a smaller amount of calculation than the first unit, generates a changed difference by changing a value of an element in the difference, and updates a parameter of the second unit based on the changed difference. An amount of change from a value of an el...