ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,229,641, issued on Feb. 18, was assigned to The Board of Trustees of The University of Illinois (Urbana, Ill.).

"Methods of training a gamma mixture hurdle model for estimating corresponding food flows between regions" was invented by Megan Konar (Champaign, Ill.) and Xiaowen Lin (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments described herein relate to training, by a computing system, a gamma mixture hurdle model. The model may characterize a functional relationship between: output data specifying food flows between zones, and input variables representing food production and food consumption in the zones. The training invo...