Package sklearn

Class Transformer

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<String,Object>

net.razorvine.pickle.objects.ClassDict

org.jpmml.python.PythonObject

sklearn.Step

sklearn.Transformer

All Implemented Interfaces:

Serializable, Cloneable, Map<String,Object>, HasNumberOfFeatures, HasType

Direct Known Subclasses:

Aggregator, Alias, BasePCA, Binarizer, BSplineTransformer, CastTransformer, CategoricalImputer, ConcatTransformer, CountVectorizer, CutTransformer, Domain, DurationTransformer, ExpressionTransformer, FunctionTransformer, KBinsDiscretizer, LabelBinarizer, LabelEncoder, LookupTransformer, MaxAbsScaler, MinMaxScaler, MissingIndicator, MLPTransformer, MultiTransformer, OneHotEncoder, PatternTransformer, PipelineTransformer, PolynomialFeatures, PowerFunctionTransformer, PowerTransformer, RobustScaler, SecondsSinceMidnightTransformer, SimpleImputer, StandardScaler, StringNormalizer, SubstringTransformer, WordCountTransformer

public abstract class Transformer
extends Step

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K extends Object,V extends Object>, AbstractMap.SimpleImmutableEntry<K extends Object,V extends Object>

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K extends Object,V extends Object>

Field Summary

Fields inherited from interface sklearn.HasNumberOfFeatures

UNKNOWN

Constructor Summary

Constructors

Constructor	Description
Transformer(String module, String name)

Method Summary

Modifier and Type	Method	Description
void	checkFeatures(List<? extends org.jpmml.converter.Feature> features)
List<org.jpmml.converter.Feature>	encode(List<org.jpmml.converter.Feature> features, SkLearnEncoder encoder)
abstract List<org.jpmml.converter.Feature>	encodeFeatures(List<org.jpmml.converter.Feature> features, SkLearnEncoder encoder)
org.dmg.pmml.DataType	getDataType()
org.jpmml.python.TypeInfo	getDType(String name, boolean extended)
int	getNumberOfFeatures()
org.jpmml.python.TypeInfo	getOptionalDType(String name, boolean extended)
org.dmg.pmml.OpType	getOpType()
org.dmg.pmml.DataField	updateDataField(org.dmg.pmml.DataField dataField, org.dmg.pmml.OpType opType, org.dmg.pmml.DataType dataType, SkLearnEncoder encoder)
List<org.jpmml.converter.Feature>	updateFeatures(List<org.jpmml.converter.Feature> features, SkLearnEncoder encoder)

Methods inherited from class sklearn.Step

createFieldName, createFieldName, createFieldName, getPMMLName, setPMMLName

Methods inherited from class org.jpmml.python.PythonObject

get, getArray, getArray, getArray, getArrayShape, getArrayShape, getBoolean, getBooleanArray, getClassName, getDict, getInteger, getIntegerArray, getList, getList, getListLike, getListLike, getNumber, getNumberArray, getObject, getOptional, getOptionalBoolean, getOptionalObject, getOptionalScalar, getOptionalString, getPythonModule, getPythonName, getPythonObject, getScalar, getString, getTuple, getTupleList, setClassName

Methods inherited from class net.razorvine.pickle.objects.ClassDict

__setstate__

Methods inherited from class java.util.HashMap

clear, clone, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, forEach, get, getOrDefault, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Details

Transformer

public Transformer(String module,
 String name)

Method Details

encodeFeatures

public abstract List<org.jpmml.converter.Feature> encodeFeatures(List<org.jpmml.converter.Feature> features,
 SkLearnEncoder encoder)

getNumberOfFeatures

public int getNumberOfFeatures()

getOpType

public org.dmg.pmml.OpType getOpType()

getDataType

public org.dmg.pmml.DataType getDataType()

encode

public List<org.jpmml.converter.Feature> encode(List<org.jpmml.converter.Feature> features,
 SkLearnEncoder encoder)

checkFeatures

public void checkFeatures(List<? extends org.jpmml.converter.Feature> features)

updateFeatures

public List<org.jpmml.converter.Feature> updateFeatures(List<org.jpmml.converter.Feature> features,
 SkLearnEncoder encoder)

updateDataField

public org.dmg.pmml.DataField updateDataField(org.dmg.pmml.DataField dataField,
 org.dmg.pmml.OpType opType,
 org.dmg.pmml.DataType dataType,
 SkLearnEncoder encoder)

getOptionalDType

public org.jpmml.python.TypeInfo getOptionalDType(String name,
 boolean extended)

getDType

public org.jpmml.python.TypeInfo getDType(String name,
 boolean extended)