Package edu.cmu.tetrad.algcomparison.independence

Class Gsquare

java.lang.Object

edu.cmu.tetrad.algcomparison.independence.Gsquare

All Implemented Interfaces:

IndependenceWrapper, HasParameters, TetradSerializable, Serializable

@TestOfIndependence(name="G Square Test",
                    command="g-square-test",
                    dataType=Discrete)
public class Gsquare
extends Object
implements IndependenceWrapper

Wrapper for Fisher Z test.

Author:

josephramsey

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
Gsquare()

Method Summary

Modifier and Type	Method	Description
DataType	getDataType()	Returns the data type that the search requires, whether continuous, discrete, or mixed.
String	getDescription()	Returns a short of this independence test.
List<String>	getParameters()	Returns the parameters that this search uses.
IndependenceTest	getTest(DataModel dataSet, Parameters parameters)	Returns true iff x and y are independent conditional on z for the given data set.

Methods inherited from class java.lang.Object

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

Constructor Details

Gsquare

public Gsquare()

Method Details

getTest

public IndependenceTest getTest(DataModel dataSet,
 Parameters parameters)

Description copied from interface: IndependenceWrapper

Returns true iff x and y are independent conditional on z for the given data set.

Specified by:

getTest in interface IndependenceWrapper

Parameters:

dataSet - The data set to test independence against.

parameters - The paramters of the test.

Returns:

True iff independence holds.

getDescription

public String getDescription()

Description copied from interface: IndependenceWrapper

Returns a short of this independence test.

Specified by:

getDescription in interface IndependenceWrapper

Returns:

This description.

getDataType

public DataType getDataType()

Description copied from interface: IndependenceWrapper

Returns the data type that the search requires, whether continuous, discrete, or mixed.

Specified by:

getDataType in interface IndependenceWrapper

Returns:

This type.

getParameters

public List<String> getParameters()

Description copied from interface: IndependenceWrapper

Returns the parameters that this search uses.

Specified by:

getParameters in interface HasParameters

Specified by:

getParameters in interface IndependenceWrapper

Returns:

A list of String names of parameters.