Package io.trino.plugin.ml

Class FeatureVectorUnitNormalizer

java.lang.Object

io.trino.plugin.ml.AbstractFeatureTransformation

io.trino.plugin.ml.FeatureVectorUnitNormalizer

All Implemented Interfaces:

FeatureTransformation, Model

public class FeatureVectorUnitNormalizer
extends AbstractFeatureTransformation

Normalizes features by making every feature vector unit length.

NOTE: This is generally not a good way to normalize features, and is mainly provided as an example.

Constructor Summary

Constructors

Constructor	Description
FeatureVectorUnitNormalizer()

Method Summary

Modifier and Type	Method	Description
static FeatureVectorUnitNormalizer	deserialize(byte[] modelData)
byte[]	getSerializedData()
ModelType	getType()
void	train(Dataset dataset)
FeatureVector	transform(FeatureVector features)

Methods inherited from class io.trino.plugin.ml.AbstractFeatureTransformation

transform

Methods inherited from class java.lang.Object

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

Constructor Details

FeatureVectorUnitNormalizer

public FeatureVectorUnitNormalizer()

Method Details

getType

public ModelType getType()

getSerializedData

public byte[] getSerializedData()

deserialize

public static FeatureVectorUnitNormalizer deserialize(byte[] modelData)

train

public void train(Dataset dataset)

transform

public FeatureVector transform(FeatureVector features)