ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,450,925, issued on Oct. 21, was assigned to City University of Hong Kong (Hong Kong) and HONG KONG CENTRE FOR CEREBRO-CARDIOVASCULAR HEALTH ENGINEERING Ltd. (Hong Kong).

"Method for accurate segmentation of unstained living adherent cells in differential interference contrast images" was invented by Fei Pan (Hong Kong), Yutong Wu (Hong Kong), Dong Sun (Hong Kong), Hon-Fu Raymond Chan (Hong Kong) and Kangning Cui (Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "In cell instance segmentation of an original cell image obtained by microscopy, the original cell image is rotated by a rotation angle to yield a rotated cell image. A first machine-learn...