ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,027, issued on Dec. 2, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Using fixed-weight language models to create and interact with a retrieval index" was invented by Mohsen Fayyaz (Berlin), Eric Chris Wolfgang Sommerlade (Oxford, Great Britain) and Justin James Wagle (Pacifica, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A technique uses an encoder system to produce an index of target item embeddings. Each target item embedding is input-agnostic and universal in the sense that different expressions of a target concept, produced using different combinations of input modes, map to the same target item embedding in the...