ij.measure

Interface UserFunction

All Known Implementing Classes:

CurveFitter

public interface UserFunction

A plugin should implement this interface for minimizing a single-valued function or fitting a curve with a custom fit function.

Method Summary

Modifier and Type	Method and Description
double	userFunction(double[] params, double x) A user-supplied function

Method Detail

userFunction

double userFunction(double[] params,
                    double x)

A user-supplied function

Parameters:

params - When minimizing, array of variables. For curve fit array of fit parameters. The array contents should not be modified. Note that the function can get an array with more elements then needed to specify the parameters. Ignore the rest (and don't modify them).

x - For a fit function, the independent variable of the function. Ignore it when using the minimizer.

Returns:

The result of the function.