US Patent Issued to NORTHWESTERN POLYTECHNICAL UNIVERSITY on Aug. 12 for "Data dimension reduction method based on maximizing ratio sum for linear discriminant analysis" (Chinese Inventors)

ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,387,486, issued on Aug. 12, was assigned to NORTHWESTERN POLYTECHNICAL UNIVERSITY (Xi'an, China).

"Data dimension reduction method based on maximizing ratio sum for linear discriminant analysis" was invented by Jingyu Wang (Xi'an, China), Hongmei Wang (Xi'an, China), Feiping Nie (Xi'an, China) and Xuelong Li (Xi'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention relates to a data dimension reduction method based on maximizing a ratio sum for linear discriminant analysis, which belongs to the fields of image classification and pattern recognition. It includes constructing a data matrix, a label vector and a label matrix; calculating ...