diva.sketch.features

Class CosFirstLastPtsFE

java.lang.Object

diva.sketch.features.CosFirstLastPtsFE

All Implemented Interfaces:

FeatureExtractor

public class CosFirstLastPtsFE
extends Object
implements FeatureExtractor

Constructor Summary

Constructors

Constructor and Description
CosFirstLastPtsFE()

Method Summary

Modifier and Type	Method and Description
double	apply(TimedStroke s) Return the cosine of the angle between the first and last point of the stroke.
static double	cosFirstLast(TimedStroke s) Return the cosine of the angle between the first and last point of the stroke.
String	getName() Return the name of this feature extractor.

Methods inherited from class java.lang.Object

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

Constructor Detail

CosFirstLastPtsFE

public CosFirstLastPtsFE()

Method Detail

apply

public double apply(TimedStroke s)

Return the cosine of the angle between the first and last point of the stroke. Return -1 if there's only one data point.

Specified by:

apply in interface FeatureExtractor

cosFirstLast

public static double cosFirstLast(TimedStroke s)

Return the cosine of the angle between the first and last point of the stroke. Return -1 if there's only one data point.

getName

public String getName()

Return the name of this feature extractor.

Specified by:

getName in interface FeatureExtractor