org.ddogleg.optimization.wrap

Class LsToNonLinearDeriv

java.lang.Object

org.ddogleg.optimization.wrap.LsToNonLinearDeriv

All Implemented Interfaces:

FunctionNtoN

public class LsToNonLinearDeriv
extends java.lang.Object
implements FunctionNtoN

Convert the Jacobian of a least squares function into a nonlinear optimization gradient. G(x) = sum 2*f'_i(x)*f_i(x)

Constructor Summary

Constructors

Constructor and Description
LsToNonLinearDeriv(FunctionNtoM func, FunctionNtoMxN deriv)

Method Summary

Modifier and Type	Method and Description
int	getN() Returns the number of inputs and outputs for this function.
void	process(double[] input, double[] output) Processes the function.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LsToNonLinearDeriv

public LsToNonLinearDeriv(FunctionNtoM func,
                          FunctionNtoMxN deriv)

Method Detail

getN

public int getN()

Description copied from interface: FunctionNtoN

Returns the number of inputs and outputs for this function.

Specified by:

getN in interface FunctionNtoN

process

public void process(double[] input,
                    double[] output)

Description copied from interface: FunctionNtoN

Processes the function.

Specified by:

process in interface FunctionNtoN

Parameters:

input - Array with the inputs of length N. Not modified.

output - Array for storing the output of length N. Modified.