ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,784,421, issued on Nov. 3.

"Systems and methods for improved training of machine learning models" was invented by Stuart Armstrong (Oxford, Great Britain) and Rebecca Gorman (Oxford, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods applicable, for instance, to training machine learning models (MLMs). Training of a multihead classifier MLM can utilize a two term loss function. A first term of the loss function can be used to reward each of the heads for the extent to which it properly predicts labels of the labeled training data instances. A second term of the loss function can reward each of the heads for the extent to whi...