Package ai.libs.jaicore.ml.classification.singlelabel.timeseries.shapelets

Class Shapelet

java.lang.Object

ai.libs.jaicore.ml.classification.singlelabel.timeseries.shapelets.Shapelet

public class Shapelet
extends java.lang.Object

Implementation of a shapelet, i. e. a specific subsequence of a time series representing a characteristic shape.

Constructor Summary

Constructors

Constructor	Description
Shapelet(double[] data, int startIndex, int length, int instanceIndex)	Constructs a shapelet specified by the given parameters.
Shapelet(double[] data, int startIndex, int length, int instanceIndex, double determinedQuality)	Constructs a shapelet specified by the given parameters.

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
double[]	getData()	Getter for data.
double	getDeterminedQuality()	Getter for determinedQuality.
static Shapelet	getHighestQualityShapeletInList(java.util.List<Shapelet> shapelets)	Returns the shapelet with the highest quality in the given list shapelets.
int	getInstanceIndex()	Getter for instanceIndex.
int	getLength()	Getter for length.
int	getStartIndex()	Getter for startIndex.
int	hashCode()
void	setDeterminedQuality(double determinedQuality)	Setter for determinedQuality.
static void	sortByLengthAsc(java.util.List<Shapelet> shapelets)	Function sorting a list of shapelets in place by the length (ascending).
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Shapelet

public Shapelet(double[] data,
                int startIndex,
                int length,
                int instanceIndex,
                double determinedQuality)

Constructs a shapelet specified by the given parameters.

Parameters:

data - See data

startIndex - See startIndex

length - See length

instanceIndex - See instanceIndex

determinedQuality - See determinedQuality

Shapelet

public Shapelet(double[] data,
                int startIndex,
                int length,
                int instanceIndex)

Constructs a shapelet specified by the given parameters.

Parameters:

data - See data

startIndex - See startIndex

length - See length

instanceIndex - See instanceIndex

Method Detail

getData

public double[] getData()

Getter for data.

Returns:

Return the shapelet's data vector

getLength

public int getLength()

Getter for length.

Returns:

Returns the shapelet's length

getStartIndex

public int getStartIndex()

Getter for startIndex.

Returns:

Returns the shapelet's start index.

getInstanceIndex

public int getInstanceIndex()

Getter for instanceIndex.

Returns:

Returns the shapelet's instance index.

getDeterminedQuality

public double getDeterminedQuality()

Getter for determinedQuality.

Returns:

Returns the shapelet's determined quality.

setDeterminedQuality

public void setDeterminedQuality(double determinedQuality)

Setter for determinedQuality.

Parameters:

determinedQuality - The new value to be set

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

sortByLengthAsc

public static void sortByLengthAsc(java.util.List<Shapelet> shapelets)

Function sorting a list of shapelets in place by the length (ascending).

Parameters:

shapelets - The list to be sorted in place.

getHighestQualityShapeletInList

public static Shapelet getHighestQualityShapeletInList(java.util.List<Shapelet> shapelets)

Returns the shapelet with the highest quality in the given list shapelets.

Parameters:

shapelets - The list of shapelets which is evaluated

Returns:

Returns the shapelet with the highest determined quality