ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,736,699, issued on Sept. 15, was assigned to INSTITUTE OF GEOLOGY AND GEOPHYSICS, CHINESE ACADEMY OF SCIENCES (Beijing).

"Fresnel zone picking model and training method therefor, and diffraction wave imaging method based on machine learning" was invented by Jiangjie Zhang (Beijing), Zhitao Yu (Beijing), Hongwei Gao (Beijing) and Linong Liu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a Fresnel zone picking model and training method therefor, and a diffraction wave imaging method based on machine learning. The training method includes acquiring seismic wave training data; labeling a Fresnel zone label for the set of horizontal sl...