Package org.ddogleg.optimization.wrap

Class LsToNonLinearDeriv<S extends DMatrix>

java.lang.Object

org.ddogleg.optimization.wrap.LsToNonLinearDeriv<S>

All Implemented Interfaces:

FunctionNtoN

public class LsToNonLinearDeriv<S extends DMatrix>
extends 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	Description
LsToNonLinearDeriv(FunctionNtoM func, FunctionNtoMxN<S> deriv)

Method Summary

Modifier and Type	Method	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

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

Constructor Details

LsToNonLinearDeriv

public LsToNonLinearDeriv(FunctionNtoM func,
 FunctionNtoMxN<S> deriv)

Method Details

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.