ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,215, issued on June 30, was assigned to Tsinghua University (Beijing).

"Method and device for generating temporal graph with time-bound communities" was invented by Chaokun Wang (Beijing), Shuwen Zheng (Beijing), Cheng Wu (Beijing) and Hao Feng (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to at least: grouping a set of nodes in a target scenario to obtain nodes included in each of a plurality of time-bound communities; the numbers of nodes in the communities follow a power-law distribution; generating a time window for each of the plurality of time-bound communities, wherein starting times of time windows co...