qiskit.opflow.gradients.NaturalGradient.nat_grad_combo_fn¶
- static NaturalGradient.nat_grad_combo_fn(x, regularization=None)[source]¶
Natural Gradient Function Implementation.
- প্যারামিটার
x (tuple) -- Iterable consisting of Gradient, Quantum Fisher Information.
regularization (Optional[str]) -- Regularization method.
- রিটার্নস
Natural Gradient.
- রেইজেস
ValueError -- If the gradient has imaginary components that are non-negligible.
- রিটার্ন টাইপ
ndarray