public class StandardScalerModel extends Model<StandardScalerModel>
Modifier and Type | Method and Description |
---|---|
StandardScalerModel |
copy(ParamMap extra)
Creates a copy of this instance with the same UID and some extra params.
|
Vector |
mean() |
StandardScalerModel |
setInputCol(java.lang.String value) |
StandardScalerModel |
setOutputCol(java.lang.String value) |
Vector |
std() |
DataFrame |
transform(DataFrame dataset)
Transforms the input dataset.
|
StructType |
transformSchema(StructType schema)
:: DeveloperApi ::
|
java.lang.String |
uid()
An immutable unique ID for the object and its derivatives.
|
BooleanParam |
withMean()
Centers the data with mean before scaling.
|
BooleanParam |
withStd()
Scales the data to unit standard deviation.
|
transform, transform, transform
transformSchema
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
clear, copyValues, defaultCopy, defaultParamMap, explainParam, explainParams, extractParamMap, extractParamMap, get, getDefault, getOrDefault, getParam, hasDefault, hasParam, isDefined, isSet, paramMap, params, set, set, set, setDefault, setDefault, shouldOwn, validateParams
toString
initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning
public java.lang.String uid()
Identifiable
uid
in interface Identifiable
public Vector std()
public Vector mean()
public StandardScalerModel setInputCol(java.lang.String value)
public StandardScalerModel setOutputCol(java.lang.String value)
public DataFrame transform(DataFrame dataset)
Transformer
transform
in class Transformer
dataset
- (undocumented)public StructType transformSchema(StructType schema)
PipelineStage
Derives the output schema from the input schema.
transformSchema
in class PipelineStage
schema
- (undocumented)public StandardScalerModel copy(ParamMap extra)
Params
copy
in interface Params
copy
in class Model<StandardScalerModel>
extra
- (undocumented)defaultCopy()
public BooleanParam withMean()
public BooleanParam withStd()