loss-function-requirements-for-backprop

IN premise — entries/2026/06/21/wiki-Backpropagation-chunk-5.md

Created 2026-06-21T09:55:49+00:00

A loss function usable with backpropagation must satisfy two requirements: (1) decomposable as an average over individual training examples E = (1/n) Σ E_x, and (2) expressible as a function of the network's outputs.