NonlinearMinimizerBaseNonAllocatingEvaluateJacobian Method

Evaluates the jacobian, and the hessian of the objective function.

Namespace: Altaxo.Calc.Optimization
Assembly: AltaxoCore (in AltaxoCore.dll) Version: 4.8.3179.0 (4.8.3179.0)

Syntax

protected (Vector<double> NegativeGradient, Matrix<double> Hessian) EvaluateJacobian(
	IObjectiveModelNonAllocating objective,
	IReadOnlyList<double> pInt,
	Vector<double> scaleFactors
)

Parameters

objective IObjectiveModelNonAllocating: The objective.
pInt IReadOnlyListDouble: The parameters (internal representation).
scaleFactors VectorDouble: The scale factors for the Jacobian.

Return Value

ValueTupleVectorDouble, MatrixDouble
The negative gradient and the hessian.

Reference

NonlinearMinimizerBaseNonAllocating Class

Altaxo.Calc.Optimization Namespace