public class RFormula extends Estimator<RFormulaModel>
Modifier and Type | Method and Description |
---|---|
RFormula |
copy(ParamMap extra)
Creates a copy of this instance with the same UID and some extra params.
|
RFormulaModel |
fit(DataFrame dataset)
Fits a model to the input data.
|
Param<String> |
formula()
R formula parameter.
|
String |
getFormula() |
boolean |
hasLabelCol(StructType schema) |
RFormula |
setFeaturesCol(String value) |
RFormula |
setFormula(String value)
Sets the formula to use for this transformer.
|
RFormula |
setLabelCol(String value) |
String |
toString() |
StructType |
transformSchema(StructType schema)
:: DeveloperApi ::
|
String |
uid()
An immutable unique ID for the object and its derivatives.
|
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
initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning
public String uid()
Identifiable
uid
in interface Identifiable
public Param<String> formula()
public RFormula setFormula(String value)
value
- an R formula in string form (e.g. "y ~ x + z")public String getFormula()
public RFormula setFeaturesCol(String value)
public RFormula setLabelCol(String value)
public RFormulaModel fit(DataFrame dataset)
Estimator
fit
in class Estimator<RFormulaModel>
dataset
- (undocumented)public StructType transformSchema(StructType schema)
PipelineStage
Derives the output schema from the input schema.
transformSchema
in class PipelineStage
schema
- (undocumented)public RFormula copy(ParamMap extra)
Params
copy
in interface Params
copy
in class Estimator<RFormulaModel>
extra
- (undocumented)defaultCopy()
public String toString()
toString
in interface Identifiable
toString
in class Object
public boolean hasLabelCol(StructType schema)