de.lmu.ifi.dbs.elki.math.linearalgebra.fitting
Interface FittingFunction

All Known Implementing Classes:

GaussianFittingFunction

public interface FittingFunction

Interface for a function used in Levenberg-Marquard-Fitting

Author:

Erich Schubert

Method Summary

FittingFunctionResult

eval(double x, double[] params) Compute value at position x as well as gradients for the parameters

Method Detail

eval

FittingFunctionResult eval(double x,
                           double[] params)

Compute value at position x as well as gradients for the parameters

Parameters:

x - Current coordinate

params - Function parameters parameters

Returns:

Array consisting of y value and parameter gradients