weka.tools

Class InstancesTools

java.lang.Object

weka.tools.InstancesTools

public class InstancesTools
extends Object

Author:

pawel trajdos

Constructor Summary

Constructors

Constructor and Description
InstancesTools()

Method Summary

Modifier and Type	Method and Description
static boolean	checkCompatibility(weka.core.Instance inst1, weka.core.Instance inst2) Checks whether the instances are compatible.
static boolean	checkCompatibility(weka.core.Instances dataset, weka.core.Instance inst) Checks the compatibility of the instance and the dataset
static boolean	checkEquall(weka.core.Instance inst1, weka.core.Instance inst2, boolean checkClass) Check whether the instances are equall
static weka.core.Instance	copyInstance(weka.core.Instance inst) Creates a copy of the instance
static int[]	getClassCounts(weka.core.Instances dataset) Count instances belonging to classes

Methods inherited from class java.lang.Object

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

Constructor Detail

InstancesTools

public InstancesTools()

Method Detail

getClassCounts

public static int[] getClassCounts(weka.core.Instances dataset)

Count instances belonging to classes

Parameters:

dataset -

Returns:

checkCompatibility

public static boolean checkCompatibility(weka.core.Instances dataset,
                                         weka.core.Instance inst)
                                  throws Exception

Checks the compatibility of the instance and the dataset

Parameters:

dataset -

inst -

Returns:

true if the instance and the dataset are compatible

Throws:

Exception - -- when there is some kind of incompatibility

Since:

0.4.0

checkCompatibility

public static boolean checkCompatibility(weka.core.Instance inst1,
                                         weka.core.Instance inst2)
                                  throws Exception

Checks whether the instances are compatible.

Parameters:

inst1 -

inst2 -

Returns:

true if they are compatible

Throws:

Exception - if the instances are incompatible

Since:

0.4.0

checkEquall

public static boolean checkEquall(weka.core.Instance inst1,
                                  weka.core.Instance inst2,
                                  boolean checkClass)
                           throws Exception

Check whether the instances are equall

Parameters:

inst1 - -- instance 1

inst2 - -- instance 2

checkClass - -- determines if the class attribute is checked

Returns:

-- boolean

Throws:

Exception - if something goes wrong

Since:

0.4.0

copyInstance

public static weka.core.Instance copyInstance(weka.core.Instance inst)

Creates a copy of the instance

Parameters:

inst -

Returns:

Since:

0.4.0