com.itemanalysis.psychometrics.kernel

Class ScottsBandwidth

java.lang.Object

com.itemanalysis.psychometrics.kernel.ScottsBandwidth

All Implemented Interfaces:

Bandwidth

public final class ScottsBandwidth
extends java.lang.Object
implements Bandwidth

See Silverman (1986, p. 45). Silverman, B. W. (1986). Density estimation for statistics and data analysis. Boca Raton, FL: Chapman Hall.

Constructor Summary

Constructors

Constructor and Description
ScottsBandwidth(double[] x)
ScottsBandwidth(double[] x, double adjustmentFactor)

Method Summary

Modifier and Type	Method and Description
double	getAdjustmentFactor() The bandwidth is multiplied by teh adjustment factor to increase or decrease smoothing.
double	value() The value of teh bandwidth

Methods inherited from class java.lang.Object

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

Constructor Detail

ScottsBandwidth

public ScottsBandwidth(double[] x)

ScottsBandwidth

public ScottsBandwidth(double[] x,
                       double adjustmentFactor)

Method Detail

value

public double value()

Description copied from interface: Bandwidth

The value of teh bandwidth

Specified by:

value in interface Bandwidth

Returns:

getAdjustmentFactor

public double getAdjustmentFactor()

Description copied from interface: Bandwidth

The bandwidth is multiplied by teh adjustment factor to increase or decrease smoothing. This number must be greater than 0.

Specified by:

getAdjustmentFactor in interface Bandwidth

Returns:

adjustment factor