sigmoidDeriv function

Matrix sigmoidDeriv(
  1. Matrix matrix
)

derivative of a sigmoid matrix

  • matrix The matrix to find the derivative
  • Returns The new matrix

Implementation

Matrix sigmoidDeriv(Matrix matrix) {
  return matrix.performFunction(
    (x) => ((1 / (1 + exp(-x))) * (1 - (1 / (1 + exp(-x))))),
  );
}