com.jidesoft.chart.fit
Class SplineEngine

java.lang.Object
  com.jidesoft.chart.fit.SplineEngine

public class SplineEngine
extends Object

Computes spline segments from arrays of points

Constructor Summary

SplineEngine()

Method Summary

static double[]	computeSplineSlopes(int numSegments, double[] x, double[] y)
static double[]	lagrange(double[] x, double[] y, double[][] lagrangePolynomial) Computes the Lagrange polynomial for a set of data points
static double	splineEval(double x, double xStart, double xEnd, double yStart, double yEnd, double slope0, double slope1)

Methods inherited from class java.lang.Object

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

Constructor Detail

SplineEngine

public SplineEngine()

Method Detail

splineEval

public static double splineEval(double x,
                                double xStart,
                                double xEnd,
                                double yStart,
                                double yEnd,
                                double slope0,
                                double slope1)

computeSplineSlopes

public static double[] computeSplineSlopes(int numSegments,
                                           double[] x,
                                           double[] y)

lagrange

public static double[] lagrange(double[] x,
                                double[] y,
                                double[][] lagrangePolynomial)

Computes the Lagrange polynomial for a set of data points

See Also:

Wikipedia