outputdeltas.m

来自「patten regnization source从1-14章能运行」· M 代码 · 共 4 行

function [deltas] = outputDeltas(output,target)
  % deltas, output, target 葛滴 氦磐 
  sigmoidDeriv = output .* (ones(size(output)) - output);
  deltas = 2 * (target - output) .* sigmoidDeriv;