ALEXANDRIA, Va., June 2 -- United States Patent no. 12,645,958, issued on June 2, was assigned to Humana Inc. (Louisville, Ky.).

"Machine learning based model for determining effective communication mechanism with users" was invented by Yunliang Cai (Lexington, Mass.), Peyman Yousefian (Frederick, Md.) and Sravya Etlapur (Rochester, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system uses a machine learning based model to select a channel for communicating with users. The system generates a feature vector based on a user profile of the user. The user profile data includes time series data describing past communications to users and past user actions. The system executes one or more machine learning...