trait LightGBMModelMethods extends LightGBMModelParams with Logging
Contains common LightGBM model methods across all LightGBM learner types.
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lazy val
classNameHelper: String
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def
clear(param: Param[_]): LightGBMModelMethods.this.type
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clone(): AnyRef
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def
companionModelClassName: String
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def
copyValues[T <: Params](to: T, extra: ParamMap): T
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lazy val
copyrightLines: String
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defaultCopy[T <: Params](extra: ParamMap): T
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def
dotnetAdditionalMethods: String
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def
dotnetClass(): String
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lazy val
dotnetClassName: String
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lazy val
dotnetClassNameString: String
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dotnetClassWrapperName: String
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dotnetCopyrightLines: String
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dotnetExtraEstimatorImports: String
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def
dotnetExtraMethods: String
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lazy val
dotnetInternalWrapper: Boolean
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def
dotnetMLReadWriteMethods: String
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lazy val
dotnetNamespace: String
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dotnetObjectBaseClass: String
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dotnetParamGetter(p: Param[_]): String
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dotnetParamGetters: String
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dotnetParamSetter(p: Param[_]): String
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dotnetParamSetters: String
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dotnetWrapAsTypeMethod: String
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def
explainParam(param: Param[_]): String
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explainParams(): String
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final
def
extractParamMap(): ParamMap
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final
def
extractParamMap(extra: ParamMap): ParamMap
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def
featuresShap(features: Vector): Vector
Protected method to predict local SHAP feature importance values for an instance.
Protected method to predict local SHAP feature importance values for an instance.
- features
The local instance or row to compute the local SHAP values for.
- returns
The SHAP local feature importance values.
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def
finalize(): Unit
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final
def
get[T](param: Param[T]): Option[T]
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def
getBoosterBestIteration(): Int
Public method to get the best iteration from the booster.
Public method to get the best iteration from the booster.
- returns
The best iteration, if early stopping was triggered.
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def
getBoosterNumClasses(): Int
Public method to get the number of classes from the booster.
Public method to get the number of classes from the booster.
- returns
The number of classes.
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def
getBoosterNumFeatures(): Int
Public method to get the number of features from the booster.
Public method to get the number of features from the booster.
- returns
The number of features.
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def
getBoosterNumTotalIterations(): Int
Public method to get the total number of iterations trained.
Public method to get the total number of iterations trained.
- returns
The total number of iterations trained.
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def
getBoosterNumTotalModel(): Int
Public method to get the total number of models trained.
Public method to get the total number of models trained. Note this may be larger than the number of iterations, since in multiclass a model is trained per class for each iteration.
- returns
The total number of models.
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final
def
getClass(): Class[_]
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final
def
getDefault[T](param: Param[T]): Option[T]
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def
getDenseFeatureShaps(features: Array[Double]): Array[Double]
Public method for pyspark API to get the dense local SHAP feature importance values for an instance.
Public method for pyspark API to get the dense local SHAP feature importance values for an instance.
- features
The local instance or row to compute the SHAP values for.
- returns
The local feature importance values.
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def
getFeatureImportances(importanceType: String): Array[Double]
Public method to get the global feature importance values.
Public method to get the global feature importance values.
- importanceType
split or gini
- returns
The global feature importance values.
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def
getFeatureShaps(features: Vector): Array[Double]
Public method to get the vector local SHAP feature importance values for an instance.
Public method to get the vector local SHAP feature importance values for an instance.
- features
The local instance or row to compute the SHAP values for.
- returns
The local feature importance values.
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def
getLightGBMBooster: LightGBMBooster
- Definition Classes
- LightGBMModelParams
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def
getModel: LightGBMBooster
Alias for same method
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def
getNativeModel(): String
Gets the native model serialized representation as a string.
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def
getNumIterations: Int
- Definition Classes
- LightGBMModelParams
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final
def
getOrDefault[T](param: Param[T]): T
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def
getParam(paramName: String): Param[Any]
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def
getParamInfo(p: Param[_]): ParamInfo[_]
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def
getSparseFeatureShaps(size: Int, indices: Array[Int], values: Array[Double]): Array[Double]
Public method for pyspark API to get the sparse local SHAP feature importance values for an instance.
Public method for pyspark API to get the sparse local SHAP feature importance values for an instance.
- returns
The local feature importance values.
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def
getStartIteration: Int
- Definition Classes
- LightGBMModelParams
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final
def
hasDefault[T](param: Param[T]): Boolean
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def
hasParam(paramName: String): Boolean
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def
hashCode(): Int
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def
initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean
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def
initializeLogIfNecessary(isInterpreter: Boolean): Unit
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isDefined(param: Param[_]): Boolean
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isInstanceOf[T0]: Boolean
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isSet(param: Param[_]): Boolean
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def
isTraceEnabled(): Boolean
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val
lightGBMBooster: LightGBMBoosterParam
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def
log: Logger
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def
logDebug(msg: ⇒ String, throwable: Throwable): Unit
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def
logDebug(msg: ⇒ String): Unit
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def
logError(msg: ⇒ String, throwable: Throwable): Unit
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def
logError(msg: ⇒ String): Unit
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def
logInfo(msg: ⇒ String, throwable: Throwable): Unit
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def
logInfo(msg: ⇒ String): Unit
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def
logName: String
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def
logTrace(msg: ⇒ String, throwable: Throwable): Unit
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def
logTrace(msg: ⇒ String): Unit
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def
logWarning(msg: ⇒ String, throwable: Throwable): Unit
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def
logWarning(msg: ⇒ String): Unit
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def
makeDotnetFile(conf: CodegenConfig): Unit
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def
makePyFile(conf: CodegenConfig): Unit
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def
makeRFile(conf: CodegenConfig): Unit
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final
def
ne(arg0: AnyRef): Boolean
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final
def
notify(): Unit
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final
def
notifyAll(): Unit
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val
numIterations: IntParam
- Definition Classes
- LightGBMModelParams
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lazy val
params: Array[Param[_]]
- Definition Classes
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def
predictLeaf(features: Vector): Vector
Protected method to predict leaf index.
Protected method to predict leaf index.
- features
The local instance or row to compute the leaf index for.
- returns
The predicted leaf index.
- Attributes
- protected
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def
pyAdditionalMethods: String
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lazy val
pyClassDoc: String
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lazy val
pyClassName: String
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def
pyExtraEstimatorImports: String
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def
pyExtraEstimatorMethods: String
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lazy val
pyInheritedClasses: Seq[String]
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def
pyInitFunc(): String
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lazy val
pyInternalWrapper: Boolean
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lazy val
pyObjectBaseClass: String
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def
pyParamArg[T](p: Param[T]): String
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def
pyParamDefault[T](p: Param[T]): Option[String]
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def
pyParamGetter(p: Param[_]): String
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def
pyParamSetter(p: Param[_]): String
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def
pyParamsArgs: String
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def
pyParamsDefaults: String
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lazy val
pyParamsDefinitions: String
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def
pyParamsGetters: String
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pyParamsSetters: String
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def
pythonClass(): String
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def
rClass(): String
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def
rDocString: String
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def
rExtraBodyLines: String
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def
rExtraInitLines: String
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lazy val
rFuncName: String
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lazy val
rInternalWrapper: Boolean
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def
rParamArg[T](p: Param[T]): String
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def
rParamsArgs: String
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def
rSetterLines: String
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def
saveNativeModel(filename: String, overwrite: Boolean): Unit
Saves the native model serialized representation to file.
Saves the native model serialized representation to file.
- filename
The name of the file to save the model to
- overwrite
Whether to overwrite if the file already exists
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final
def
set(paramPair: ParamPair[_]): LightGBMModelMethods.this.type
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final
def
set(param: String, value: Any): LightGBMModelMethods.this.type
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final
def
set[T](param: Param[T], value: T): LightGBMModelMethods.this.type
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final
def
setDefault(paramPairs: ParamPair[_]*): LightGBMModelMethods.this.type
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final
def
setDefault[T](param: Param[T], value: T): LightGBMModelMethods.this.type
- Attributes
- protected[org.apache.spark.ml]
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def
setLightGBMBooster(value: LightGBMBooster): LightGBMModelMethods.this.type
- Definition Classes
- LightGBMModelParams
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def
setNumIterations(value: Int): LightGBMModelMethods.this.type
- Definition Classes
- LightGBMModelParams
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def
setStartIteration(value: Int): LightGBMModelMethods.this.type
- Definition Classes
- LightGBMModelParams
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val
startIteration: IntParam
- Definition Classes
- LightGBMModelParams
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final
def
synchronized[T0](arg0: ⇒ T0): T0
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val
thisStage: Params
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def
toString(): String
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def
updateBoosterParamsBeforePredict(): Unit
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final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
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