NewtonConjugateGradientOptimizer.HessianDiagonal Property

Gets or sets a callback that writes the original objective Hessian diagonal.

Definition

Namespace: Numerics.NET.Optimization
Assembly: Numerics.NET (in Numerics.NET.dll) Version: 10.9.0

public Action<Vector<double>, Vector<double>>? HessianDiagonal { get; set; }

Visual Basic

Public Property HessianDiagonal As Action(Of Vector(Of Double), Vector(Of Double))
	Get
	Set

C++/CLI

public:
property Action<Vector<double>^, Vector<double>^>^ HessianDiagonal {
	Action<Vector<double>^, Vector<double>^>^ get ();
	void set (Action<Vector<double>^, Vector<double>^>^ value);
}

member HessianDiagonal : Action<Vector<float>, Vector<float>> with get, set

Property Value

Action<Vector<Double>, Vector<Double>>
A callback, or null to use other preconditioning information.

Remarks

Fully overwrite the output buffer. This callback supports diagonal preconditioning.

Exceptions

InvalidOperationException

A calculation is underway.

NewtonConjugateGradientOptimizer.HessianDiagonal Property

Definition

Property Value

Remarks

Exceptions

See Also

Reference