US Patent Issued to Snap on Jan. 13 for "Hierarchical patch-wise diffusion models for high-resolution video generation" (California Inventors)

ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,524,925, issued on Jan. 13, was assigned to Snap Inc. (Santa Monica, Calif.).

"Hierarchical patch-wise diffusion models for high-resolution video generation" was invented by Willi Menapace (Santa Monica, Calif.), Aliaksandr Siarohin (Los Angeles), Ivan Skorokhodov (Los Angeles) and Sergey Tulyakov (Santa Monica, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Hierarchical patch-wise diffusion models (HPDMs) use a diffusion paradigm that learns a hierarchical distribution of patches instead of whole videos for efficient patch-wise training of diffusion models. To enforce consistency between the patches, deep context fusion may be used to propagate ...