Package edu.cmu.tetrad.data

Class RandomSampler

java.lang.Object

edu.cmu.tetrad.data.RandomSampler

public final class RandomSampler
extends Object

Provides a static method for sampling without replacement from a dataset to create a new dataset with a sample size supplied by the user.

Version:

$Id: $Id

Author:

Frank Wimberly

Constructor Summary

Constructors

Constructor	Description
RandomSampler()	Constructs a new instance of the RandomSampler.

Method Summary

Modifier and Type	Method	Description
static DataSet	sample(DataSet dataSet, int newSampleSize)	This method takes a dataset and a sample size and creates a new dataset containing that number of samples by drawing with replacement from the original dataset.

Methods inherited from class java.lang.Object

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

Constructor Details

RandomSampler

public RandomSampler()

Constructs a new instance of the RandomSampler.

Method Details

sample

public static DataSet sample(DataSet dataSet,
 int newSampleSize)

This method takes a dataset and a sample size and creates a new dataset containing that number of samples by drawing with replacement from the original dataset.

Parameters:

dataSet - a DataSet object

newSampleSize - a int

Returns:

a DataSet object