keel.Algorithms.Decision_Trees.M5

Class SplitInfo

java.lang.Object

keel.Algorithms.Decision_Trees.M5.SplitInfo

All Implemented Interfaces:

java.io.Serializable

public final class SplitInfo
extends java.lang.Object
implements java.io.Serializable

Stores split information.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SplitInfo(int low, int high, int attr) Constructs an object which contains the split information

Method Summary

Modifier and Type	Method and Description
void	attrSplit(int attr, M5Instances inst) Finds the best splitting point for an attribute in the instances
SplitInfo	copy() Makes a copy of this SplitInfo object
void	initialize(int low, int high, int attr) Resets the object of split information
java.lang.String	toString(M5Instances inst) Converts the spliting information to string

Methods inherited from class java.lang.Object

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

Constructor Detail

SplitInfo

public SplitInfo(int low,
                 int high,
                 int attr)

Constructs an object which contains the split information

Parameters:

low - the index of the first instance

high - the index of the last instance

attr - an attribute

Method Detail

copy

public final SplitInfo copy()

Makes a copy of this SplitInfo object

Returns:

copy of this SplitInfo object

initialize

public final void initialize(int low,
                             int high,
                             int attr)

Resets the object of split information

Parameters:

low - the index of the first instance

high - the index of the last instance

attr - the attribute

toString

public final java.lang.String toString(M5Instances inst)

Converts the spliting information to string

Parameters:

inst - the instances

Returns:

String representation of the spliting information.

attrSplit

public final void attrSplit(int attr,
                            M5Instances inst)
                     throws java.lang.Exception

Finds the best splitting point for an attribute in the instances

Parameters:

attr - the splitting attribute

inst - the instances

Throws:

java.lang.Exception - if something goes wrong