StandardScalerParams (Spark 3.5.5 JavaDoc) (original) (raw)

• All Superinterfaces:
  HasInputCol, HasOutputCol, Identifiable, Params, java.io.Serializable
  All Known Implementing Classes:
  StandardScaler, StandardScalerModel

public interface StandardScalerParams
extends Params, HasInputCol, HasOutputCol

• • Method Summary

  All Methods Instance Methods Abstract Methods

  Modifier and Type	Method and Description
  boolean	getWithMean()
  boolean	getWithStd()
  StructType	validateAndTransformSchema(StructType schema) Validates and transforms the input schema.
  BooleanParam	withMean() Whether to center the data with mean before scaling.
  BooleanParam	withStd() Whether to scale the data to unit standard deviation.

     * ### Methods inherited from interface org.apache.spark.ml.param.shared.[HasInputCol](../../../../../org/apache/spark/ml/param/shared/HasInputCol.html "interface in org.apache.spark.ml.param.shared")  
     `[getInputCol](../../../../../org/apache/spark/ml/param/shared/HasInputCol.html#getInputCol--), [inputCol](../../../../../org/apache/spark/ml/param/shared/HasInputCol.html#inputCol--)`  
     * ### Methods inherited from interface org.apache.spark.ml.param.shared.[HasOutputCol](../../../../../org/apache/spark/ml/param/shared/HasOutputCol.html "interface in org.apache.spark.ml.param.shared")  
     `[getOutputCol](../../../../../org/apache/spark/ml/param/shared/HasOutputCol.html#getOutputCol--), [outputCol](../../../../../org/apache/spark/ml/param/shared/HasOutputCol.html#outputCol--)`  
     * ### Methods inherited from interface org.apache.spark.ml.param.[Params](../../../../../org/apache/spark/ml/param/Params.html "interface in org.apache.spark.ml.param")  
     `[clear](../../../../../org/apache/spark/ml/param/Params.html#clear-org.apache.spark.ml.param.Param-), [copy](../../../../../org/apache/spark/ml/param/Params.html#copy-org.apache.spark.ml.param.ParamMap-), [copyValues](../../../../../org/apache/spark/ml/param/Params.html#copyValues-T-org.apache.spark.ml.param.ParamMap-), [defaultCopy](../../../../../org/apache/spark/ml/param/Params.html#defaultCopy-org.apache.spark.ml.param.ParamMap-), [defaultParamMap](../../../../../org/apache/spark/ml/param/Params.html#defaultParamMap--), [explainParam](../../../../../org/apache/spark/ml/param/Params.html#explainParam-org.apache.spark.ml.param.Param-), [explainParams](../../../../../org/apache/spark/ml/param/Params.html#explainParams--), [extractParamMap](../../../../../org/apache/spark/ml/param/Params.html#extractParamMap--), [extractParamMap](../../../../../org/apache/spark/ml/param/Params.html#extractParamMap-org.apache.spark.ml.param.ParamMap-), [get](../../../../../org/apache/spark/ml/param/Params.html#get-org.apache.spark.ml.param.Param-), [getDefault](../../../../../org/apache/spark/ml/param/Params.html#getDefault-org.apache.spark.ml.param.Param-), [getOrDefault](../../../../../org/apache/spark/ml/param/Params.html#getOrDefault-org.apache.spark.ml.param.Param-), [getParam](../../../../../org/apache/spark/ml/param/Params.html#getParam-java.lang.String-), [hasDefault](../../../../../org/apache/spark/ml/param/Params.html#hasDefault-org.apache.spark.ml.param.Param-), [hasParam](../../../../../org/apache/spark/ml/param/Params.html#hasParam-java.lang.String-), [isDefined](../../../../../org/apache/spark/ml/param/Params.html#isDefined-org.apache.spark.ml.param.Param-), [isSet](../../../../../org/apache/spark/ml/param/Params.html#isSet-org.apache.spark.ml.param.Param-), [onParamChange](../../../../../org/apache/spark/ml/param/Params.html#onParamChange-org.apache.spark.ml.param.Param-), [paramMap](../../../../../org/apache/spark/ml/param/Params.html#paramMap--), [params](../../../../../org/apache/spark/ml/param/Params.html#params--), [set](../../../../../org/apache/spark/ml/param/Params.html#set-org.apache.spark.ml.param.Param-T-), [set](../../../../../org/apache/spark/ml/param/Params.html#set-org.apache.spark.ml.param.ParamPair-), [set](../../../../../org/apache/spark/ml/param/Params.html#set-java.lang.String-java.lang.Object-), [setDefault](../../../../../org/apache/spark/ml/param/Params.html#setDefault-org.apache.spark.ml.param.Param-T-), [setDefault](../../../../../org/apache/spark/ml/param/Params.html#setDefault-scala.collection.Seq-), [shouldOwn](../../../../../org/apache/spark/ml/param/Params.html#shouldOwn-org.apache.spark.ml.param.Param-)`  
     * ### Methods inherited from interface org.apache.spark.ml.util.[Identifiable](../../../../../org/apache/spark/ml/util/Identifiable.html "interface in org.apache.spark.ml.util")  
     `[toString](../../../../../org/apache/spark/ml/util/Identifiable.html#toString--), [uid](../../../../../org/apache/spark/ml/util/Identifiable.html#uid--)`

• • Method Detail

     * #### getWithMean  
     boolean getWithMean()  
     * #### getWithStd  
     boolean getWithStd()  
     * #### validateAndTransformSchema  
     [StructType](../../../../../org/apache/spark/sql/types/StructType.html "class in org.apache.spark.sql.types") validateAndTransformSchema([StructType](../../../../../org/apache/spark/sql/types/StructType.html "class in org.apache.spark.sql.types") schema)  
     Validates and transforms the input schema.  
     * #### withMean  
     [BooleanParam](../../../../../org/apache/spark/ml/param/BooleanParam.html "class in org.apache.spark.ml.param") withMean()  
     Whether to center the data with mean before scaling. It will build a dense output, so take care when applying to sparse input. Default: false  
     Returns:  
     (undocumented)  
     * #### withStd  
     [BooleanParam](../../../../../org/apache/spark/ml/param/BooleanParam.html "class in org.apache.spark.ml.param") withStd()  
     Whether to scale the data to unit standard deviation. Default: true  
     Returns:  
     (undocumented)