ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,482,103, issued on Nov. 25, was assigned to HANGZHOU DIANZI UNIVERSITY (Hangzhou, China).

"Tooth disease classification method based on federated learning (FL)" was invented by Xiaodong Li (Hangzhou, China), Zhengsheng Yu (Hangzhou, China) and Zhaozhe Gong (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a tooth disease classification method based on federated learning (FL), including the following steps: S1: acquiring oral information of a user; S2: transmitting an oral dental image to a local server for preprocessing; S3: performing, by the single local server, model training according to a preprocessed o...