ALEXANDRIA, Va., March 24 -- United States Patent no. 12,585,705, issued on March 24, was assigned to LEMON INC. (Grand Cayman, Cayman Islands).

"Feature space management" was invented by Meng Xin (Los Angeles), Silun Wang (Los Angeles), Huang Zou (Los Angeles) and Yu Zhang (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "There are proposed methods, devices, and computer program products for extending a feature space of a data sample. In the method, a global representation is obtained for a feature in a plurality of features of the data sample. A local representation is obtained for the feature based on a classifying criterion for classifying the data sample into one of a plurality of predefined d...