ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,411,897, issued on Sept. 9, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Recommendation model training method and related apparatus" was invented by Hong Zhu (Shenzhen, China), Zhenhua Dong (Shenzhen, China), Ruiming Tang (Shenzhen, China), Yuzhou Zhang (Shenzhen, China) and Li Qian (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A recommendation model training method includes selecting a positive sample in a sample set, and adding the positive sample to a training set, where the sample set includes the positive sample and negative samples, each sample includes n sample features, nless than=1, and the sample feature...