ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,171, issued on April 15, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Video retrieval techniques using video contrastive learning" was invented by Xiao Xia Mao (Shanghai), Wei Jun Zheng (Shanghai), Shi Hui Gui (Shanghai) and Xiao Feng Ji (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method, computer system, and a computer program product are provided for training a neural network for finding queried videos. Two pairs of video clips and associated text are obtained from a first dataset and a second dataset. The first dataset is used to train two video encoders by providing the video clips to the encoders as input...