ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,443, issued on April 29, was assigned to REPSOL S.A. (Madrid).

"Method for reconstructing at least one trace in a seismic image" was invented by Prashanth Nadukandi (Madrid), Pablo Enrique Vargas Mendoza (Madrid), Santiago Fernandez Prieto (Madrid), German Ocampo Botero (Madrid), Wenyi Hu (Sugar Land, Texas), Shirui Wang (Houston) and Pengyu Yuan (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for reconstructing at least one trace in a seismic image of a common receiver and time domain includes a convolutional neural network trained under an unsupervised learning approach with a modified receptive field."

The patent was filed on Jul...