US Patent Issued to SNAP on July 15 for "Data retrieval using reinforced co-learning for semi-supervised ranking" (Illinois, California Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,361,287, issued on July 15, was assigned to SNAP INC. (Santa Monica, Calif.).

"Data retrieval using reinforced co-learning for semi-supervised ranking" was invented by Shibi He (Urbana, Ill.), Yanen Li (Los Angeles) and Ning Xu (Irvine, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implement method comprises: training a classifier with labeled data from a dataset; classifying, by the trained classifier, unlabeled data from the dataset; providing, by the classifier to a policy gradient, a reward signal for each data/query pair; transferring, by the classifier to a ranker, learning; training, by the policy gradient, the ranker; ranking ...