ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,424,224, issued on Sept. 23, was assigned to Pindrop Security Inc. (Atlanta).

"Limiting identity space for voice biometric authentication" was invented by Payas Gupta (Atlanta), Elie Khoury (Atlanta), Terry Nelms II (Atlanta) and Vijay Balasubramaniyan (Atlanta).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are systems and methods including computing-processes executing machine-learning architectures extract vectors representing disparate types of data and output predicted identities of users accessing computing services, without express identity assertions, and across multiple computing services, analyzing data from multiple modalities, for ...