smile.feature

Class FeatureSet<T>

java.lang.Object

smile.feature.FeatureSet<T>

Type Parameters:

T - the type of input object.

public class FeatureSet<T>
extends Object

A set of feature generators.

Author:

Haifeng Li

Constructor Summary

Constructors

Constructor and Description
FeatureSet() Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	add(Feature<T> feature) Adds a feature generator.
Attribute[]	attributes() Returns the variable attributes of generated features.
AttributeDataset	f(Dataset<T> data) Returns an attribute dataset with generated features.
double[]	f(T datum) Returns generated feature values.
double[][]	f(T[] data) Returns a dataset with generated features.
void	remove(Feature<T> feature) Removes a feature generator.

Methods inherited from class java.lang.Object

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

Constructor Detail

FeatureSet

public FeatureSet()

Constructor.

Method Detail

add

public void add(Feature<T> feature)

Adds a feature generator.

Parameters:

feature - feature generator.

remove

public void remove(Feature<T> feature)

Removes a feature generator.

Parameters:

feature - feature generator.

attributes

public Attribute[] attributes()

Returns the variable attributes of generated features.

Returns:

the variable attributes of generated features

f

public double[] f(T datum)

Returns generated feature values.

Parameters:

datum - input data object.

Returns:

generated feature values.

f

public double[][] f(T[] data)

Returns a dataset with generated features.

Parameters:

data - input dataset.

Returns:

a dataset with generated features

f

public AttributeDataset f(Dataset<T> data)

Returns an attribute dataset with generated features.

Parameters:

data - input dataset.

Returns:

an attribute dataset with generated features