xal.extension.fit

Class PolyLeastsquares

java.lang.Object

xal.extension.fit.PolyLeastsquares

public class PolyLeastsquares
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
PolyLeastsquares(double[] dX, double[] dY, int k) constructor

Method Summary

Modifier and Type	Method and Description
java.lang.String	Correlation() Find the correlation coefficient for the fit
java.lang.String	Equation() Return the characteristic equation as a String
double	getValue(double dX) Calculate the predicted y value for an inputed x

Methods inherited from class java.lang.Object

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

Constructor Detail

PolyLeastsquares

public PolyLeastsquares(double[] dX,
                        double[] dY,
                        int k)
                 throws java.lang.Exception

constructor

Throws:

java.lang.Exception

Method Detail

getValue

public double getValue(double dX)

Calculate the predicted y value for an inputed x

Correlation

public java.lang.String Correlation()

Find the correlation coefficient for the fit

Equation

public java.lang.String Equation()

Return the characteristic equation as a String