Package cnuphys.splot.fit

Class LinearExyFit

java.lang.Object
com.nr.model.Fitexy
cnuphys.splot.fit.LinearExyFit
All Implemented Interfaces:
IValueGetter
public class LinearExyFit extends com.nr.model.Fitexy implements IValueGetter

  • Nested Class Summary

    Nested classes/interfaces inherited from class com.nr.model.Fitexy

    com.nr.model.Fitexy.Chixy

  • Field Summary

    Fields inherited from class com.nr.model.Fitexy

    a, aa, b, chi2, offs, q, siga, sigb, sx, sy, ww, xx, yy

  • Constructor Summary

    Constructors
    Constructor
    Description
    LinearExyFit(Fit fit)
    Create a Error function Fit and perform the fit.

  • Method Summary

    Modifier and Type
    Method
    Description
    double
    getChiSquare()
    Get the chi square of the fit
    double
    getIntercept()
    Get the intercept of the fit
    double
    getInterceptSigma()
    Get the intercept estimate
    double
    getSlope()
    Get the slope of the fit
    double
    getSlopeSigma()
    Get the error estimate in the slope
    static void
    main(String[] arg)
     
    double
    value(double x)
     

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • LinearExyFit

      public LinearExyFit(Fit fit) throws IllegalArgumentException
      Create a Error function Fit and perform the fit. This is for data with y errors only. If there are x errors too, use LinearXYE.
      Parameters:
      fit - the fit data
      Throws:
      IllegalArgumentException

  • Method Details

    • getSlope

      public double getSlope()
      Get the slope of the fit
      Returns:
      the slope of the fit

    • getIntercept

      public double getIntercept()
      Get the intercept of the fit
      Returns:
      the intercept of the fit

    • getSlopeSigma

      public double getSlopeSigma()
      Get the error estimate in the slope
      Returns:
      the error estimate in the slope

    • getInterceptSigma

      public double getInterceptSigma()
      Get the intercept estimate
      Returns:
      the intercept estimate

    • getChiSquare

      public double getChiSquare()
      Get the chi square of the fit
      Returns:
      the chi square

    • value

      public double value(double x)
      Specified by:
      value in interface IValueGetter

    • main

      public static void main(String[] arg)