Value Members

1.  final def !=(arg0: Any): Boolean

   Definition Classes

   AnyRef → Any

2.  final def ##(): Int

   Definition Classes

   AnyRef → Any

3.  final def $[T](param: Param[T]): T

   Attributes

   protected

   Definition Classes

   Params

4.  final def ==(arg0: Any): Boolean

   Definition Classes

   AnyRef → Any

5.  def addCustomTrainParams(params: BaseTrainParams, dataset: Dataset[_]): BaseTrainParams

   Attributes

   protected

   Definition Classes

   LightGBMBase

6.  def afterTrainBatch(batchIndex: Int, dataset: Dataset[_], model: LightGBMRankerModel): Unit

   Definition Classes

   LightGBMBase

7.  final def asInstanceOf[T0]: T0

   Definition Classes

   Any

8.  val baggingFraction: DoubleParam

   Definition Classes

   LightGBMFractionParams

9.  val baggingFreq: IntParam

   Definition Classes

   LightGBMParams

10.  val baggingSeed: IntParam

    Definition Classes

    LightGBMSeedParams

11.  def beforeTrainBatch(batchIndex: Int, dataset: Dataset[_], model: Option[LightGBMRankerModel]): Unit

    Definition Classes

    LightGBMBase

12.  val binSampleCount: IntParam

    Definition Classes

    LightGBMBinParams

13.  val boostFromAverage: BooleanParam

    Definition Classes

    LightGBMParams

14.  val boostingType: Param[String]

    Definition Classes

    LightGBMParams

15.  def calculateColumnStatistics(dataframe: DataFrame, measures: InstrumentationMeasures): (Int, Int)

    Extract column counts from the dataset.

    Extract column counts from the dataset.

    dataframe

    The dataset to train on.

    returns

    The number of feature columns and initial score classes

    Attributes

    protected

    Definition Classes

    LightGBMBase

16.  def calculateRowStatistics(dataframe: DataFrame, trainingParams: BaseTrainParams, numCols: Int, measures: InstrumentationMeasures): (Array[Row], Array[Long])

    Inner train method for LightGBM learners.

    Inner train method for LightGBM learners. Calculates the number of workers, creates a driver thread, and runs mapPartitions on the dataset.

    dataframe

    The dataset to train on.

    trainingParams

    The training parameters.

    numCols

    The number of feature columns.

    returns

    The serialized Dataset reference and an array of partition counts.

    Attributes

    protected

    Definition Classes

    LightGBMBase

17.  def castColumns(dataset: Dataset[_], trainingCols: Array[(String, Seq[DataType])]): DataFrame

    Attributes

    protected

    Definition Classes

    LightGBMBase

18.  val catSmooth: DoubleParam

    Definition Classes

    LightGBMCategoricalParams

19.  val categoricalSlotIndexes: IntArrayParam

    Definition Classes

    LightGBMSlotParams

20.  val categoricalSlotNames: StringArrayParam

    Definition Classes

    LightGBMSlotParams

21.  val catl2: DoubleParam

    Definition Classes

    LightGBMCategoricalParams

22.  val chunkSize: IntParam

    Definition Classes

    LightGBMExecutionParams

23.  lazy val classNameHelper: String

    Attributes

    protected

    Definition Classes

    BaseWrappable

24.  final def clear(param: Param[_]): LightGBMRanker.this.type

    Definition Classes

    Params

25.  def clone(): AnyRef

    Attributes

    protected[lang]

    Definition Classes

    AnyRef

    Annotations

    @throws( ... ) @native()

26.  def companionModelClassName: String

    Attributes

    protected

    Definition Classes

    BaseWrappable

27.  def copy(extra: ParamMap): LightGBMRanker

    Definition Classes

    LightGBMRanker → Predictor → Estimator → PipelineStage → Params

28.  def copyValues[T <: Params](to: T, extra: ParamMap): T

    Attributes

    protected

    Definition Classes

    Params

29.  lazy val copyrightLines: String

    Attributes

    protected

    Definition Classes

    BaseWrappable

30.  val dataRandomSeed: IntParam

    Definition Classes

    LightGBMSeedParams

31.  final def defaultCopy[T <: Params](extra: ParamMap): T

    Attributes

    protected

    Definition Classes

    Params

32.  val defaultListenPort: IntParam

    Definition Classes

    LightGBMExecutionParams

33.  val delegate: Option[LightGBMDelegate]

    Definition Classes

    LightGBMParams

34.  val deterministic: BooleanParam

    Definition Classes

    LightGBMSeedParams

35.  def dotnetAdditionalMethods: String

    Definition Classes

    DotnetWrappable

36.  def dotnetClass(): String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

37.  lazy val dotnetClassName: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

38.  lazy val dotnetClassNameString: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

39.  lazy val dotnetClassWrapperName: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

40.  lazy val dotnetCopyrightLines: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

41.  def dotnetExtraEstimatorImports: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

42.  def dotnetExtraMethods: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

43.  lazy val dotnetInternalWrapper: Boolean

    Attributes

    protected

    Definition Classes

    DotnetWrappable

44.  def dotnetMLReadWriteMethods: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

45.  lazy val dotnetNamespace: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

46.  lazy val dotnetObjectBaseClass: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

47.  def dotnetParamGetter(p: Param[_]): String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

48.  def dotnetParamGetters: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

49.  def dotnetParamSetter(p: Param[_]): String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

50.  def dotnetParamSetters: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

51.  def dotnetWrapAsTypeMethod: String

    Attributes

    protected

    Definition Classes

    DotnetWrappable

52.  val driverListenPort: IntParam

    Definition Classes

    LightGBMExecutionParams

53.  val dropRate: DoubleParam

    Definition Classes

    LightGBMDartParams

54.  val dropSeed: IntParam

    Definition Classes

    LightGBMSeedParams

55.  val earlyStoppingRound: IntParam

    Definition Classes

    LightGBMLearnerParams

56.  final def eq(arg0: AnyRef): Boolean

    Definition Classes

    AnyRef

57.  def equals(arg0: Any): Boolean

    Definition Classes

    AnyRef → Any

58.  val evalAt: IntArrayParam
59.  def executePartitionTasks(ctx: TrainingContext, dataframe: DataFrame, measures: InstrumentationMeasures): LightGBMBooster

    Attributes

    protected

    Definition Classes

    LightGBMBase

60.  def executeTraining(dataframe: DataFrame, validationData: Option[Broadcast[Array[Row]]], broadcastedSampleData: Option[Broadcast[Array[Row]]], partitionCounts: Option[Array[Long]], trainParams: BaseTrainParams, numCols: Int, numInitValueClasses: Int, batchIndex: Int, numTasks: Int, numTasksPerExecutor: Int, measures: InstrumentationMeasures): LightGBMRankerModel

    Run a parallel job via map partitions to initialize the native library and network, translate the data to the LightGBM in-memory representation and train the models.

    Run a parallel job via map partitions to initialize the native library and network, translate the data to the LightGBM in-memory representation and train the models.

    dataframe

    The dataset to train on.

    validationData

    The dataset to use as validation. (optional)

    broadcastedSampleData

    Sample data to use for streaming mode Dataset creation (optional).

    partitionCounts

    The count per partition for streaming mode (optional).

    trainParams

    Training parameters.

    numCols

    Number of columns.

    numInitValueClasses

    Number of classes for initial values (used only for multiclass).

    batchIndex

    In running in batch training mode, gets the batch number.

    numTasks

    Number of tasks/partitions.

    numTasksPerExecutor

    Number of tasks per executor.

    measures

    Instrumentation measures to populate.

    returns

    The LightGBM Model from the trained LightGBM Booster.

    Attributes

    protected

    Definition Classes

    LightGBMBase

61.  val executionMode: Param[String]

    Definition Classes

    LightGBMExecutionParams

62.  def explainParam(param: Param[_]): String

    Definition Classes

    Params

63.  def explainParams(): String

    Definition Classes

    Params

64.  val extraSeed: IntParam

    Definition Classes

    LightGBMSeedParams

65.  def extractInstances(dataset: Dataset[_], validateInstance: (Instance) ⇒ Unit): RDD[Instance]

    Attributes

    protected

    Definition Classes

    PredictorParams

66.  def extractInstances(dataset: Dataset[_]): RDD[Instance]

    Attributes

    protected

    Definition Classes

    PredictorParams

67.  def extractLabeledPoints(dataset: Dataset[_]): RDD[LabeledPoint]

    Attributes

    protected

    Definition Classes

    Predictor

68.  final def extractParamMap(): ParamMap

    Definition Classes

    Params

69.  final def extractParamMap(extra: ParamMap): ParamMap

    Definition Classes

    Params

70.  val featureFraction: DoubleParam

    Definition Classes

    LightGBMFractionParams

71.  val featureFractionByNode: DoubleParam

    Definition Classes

    LightGBMFractionParams

72.  val featureFractionSeed: IntParam

    Definition Classes

    LightGBMSeedParams

73.  final val featuresCol: Param[String]

    Definition Classes

    HasFeaturesCol

74.  val featuresShapCol: Param[String]

    Definition Classes

    LightGBMPredictionParams

75.  def finalize(): Unit

    Attributes

    protected[lang]

    Definition Classes

    AnyRef

    Annotations

    @throws( classOf[java.lang.Throwable] )

76.  def fit(dataset: Dataset[_]): LightGBMRankerModel

    Definition Classes

    Predictor → Estimator

77.  def fit(dataset: Dataset[_], paramMaps: Seq[ParamMap]): Seq[LightGBMRankerModel]

    Definition Classes

    Estimator

    Annotations

    @Since( "2.0.0" )

78.  def fit(dataset: Dataset[_], paramMap: ParamMap): LightGBMRankerModel

    Definition Classes

    Estimator

    Annotations

    @Since( "2.0.0" )

79.  def fit(dataset: Dataset[_], firstParamPair: ParamPair[_], otherParamPairs: ParamPair[_]*): LightGBMRankerModel

    Definition Classes

    Estimator

    Annotations

    @Since( "2.0.0" ) @varargs()

80.  val fobj: FObjParam

    Definition Classes

    LightGBMObjectiveParams

81.  final def get[T](param: Param[T]): Option[T]

    Definition Classes

    Params

82.  def getAllPerformanceMeasures: Option[Array[InstrumentationMeasures]]

    Definition Classes

    LightGBMPerformance

83.  def getBaggingFraction: Double

    Definition Classes

    LightGBMFractionParams

84.  def getBaggingFreq: Int

    Definition Classes

    LightGBMParams

85.  def getBaggingSeed: Int

    Definition Classes

    LightGBMSeedParams

86.  def getBinSampleCount: Int

    Definition Classes

    LightGBMBinParams

87.  def getBoostFromAverage: Boolean

    Definition Classes

    LightGBMParams

88.  def getBoostingType: String

    Definition Classes

    LightGBMParams

89.  def getCatSmooth: Double

    Definition Classes

    LightGBMCategoricalParams

90.  def getCategoricalIndexes(featuresSchema: StructField): Array[Int]

    Retrieves the categorical indexes in the features column.

    Retrieves the categorical indexes in the features column.

    featuresSchema

    The schema of the features column

    returns

    the categorical indexes in the features column.

    Attributes

    protected

    Definition Classes

    LightGBMBase

91.  def getCategoricalParams: CategoricalParams

    Constructs the CategoricalParams.

    Constructs the CategoricalParams.

    returns

    CategoricalParams object containing the parameters related to LightGBM categorical features.

    Attributes

    protected

    Definition Classes

    LightGBMBase

92.  def getCategoricalSlotIndexes: Array[Int]

    Definition Classes

    LightGBMSlotParams

93.  def getCategoricalSlotNames: Array[String]

    Definition Classes

    LightGBMSlotParams

94.  def getCatl2: Double

    Definition Classes

    LightGBMCategoricalParams

95.  def getChunkSize: Int

    Definition Classes

    LightGBMExecutionParams

96.  final def getClass(): Class[_]

    Definition Classes

    AnyRef → Any

    Annotations

    @native()

97.  def getColumnParams: ColumnParams

    Constructs the ColumnParams.

    Constructs the ColumnParams.

    returns

    ColumnParams object containing the parameters related to LightGBM columns.

    Attributes

    protected

    Definition Classes

    LightGBMBase

98.  def getDartParams: DartModeParams

    Constructs the DartModeParams

    Constructs the DartModeParams

    returns

    DartModeParams object containing parameters related to dart mode.

    Attributes

    protected

    Definition Classes

    LightGBMBase

99.  def getDataRandomSeed: Int

    Definition Classes

    LightGBMSeedParams

100.  def getDatasetCreationParams(categoricalIndexes: Array[Int], numThreads: Int): String

     Definition Classes

     LightGBMBase

101.  def getDatasetParams: DatasetParams

     Constructs the DatasetParams.

     Constructs the DatasetParams.

     returns

     DatasetParams object containing parameters related to LightGBM Dataset parameters.

     Attributes

     protected

     Definition Classes

     LightGBMBase

102.  final def getDefault[T](param: Param[T]): Option[T]

     Definition Classes

     Params

103.  def getDefaultListenPort: Int

     Definition Classes

     LightGBMExecutionParams

104.  def getDelegate: Option[LightGBMDelegate]

     Definition Classes

     LightGBMParams

105.  def getDeterministic: Boolean

     Definition Classes

     LightGBMSeedParams

106.  def getDriverListenPort: Int

     Definition Classes

     LightGBMExecutionParams

107.  def getDropRate: Double

     Definition Classes

     LightGBMDartParams

108.  def getDropSeed: Int

     Definition Classes

     LightGBMSeedParams

109.  def getEarlyStoppingRound: Int

     Definition Classes

     LightGBMLearnerParams

110.  def getEvalAt: Array[Int]
111.  def getExecutionMode: String

     Definition Classes

     LightGBMExecutionParams

112.  def getExecutionParams(numTasksPerExec: Int): ExecutionParams

     Constructs the ExecutionParams.

     Constructs the ExecutionParams.

     returns

     ExecutionParams object containing parameters related to LightGBM execution.

     Attributes

     protected

     Definition Classes

     LightGBMBase

113.  def getExtraSeed: Int

     Definition Classes

     LightGBMSeedParams

114.  def getFObj: FObjTrait

     Definition Classes

     LightGBMObjectiveParams

115.  def getFeatureFraction: Double

     Definition Classes

     LightGBMFractionParams

116.  def getFeatureFractionByNode: Double

     Definition Classes

     LightGBMFractionParams

117.  def getFeatureFractionSeed: Int

     Definition Classes

     LightGBMSeedParams

118.  final def getFeaturesCol: String

     Definition Classes

     HasFeaturesCol

119.  def getFeaturesShapCol: String

     Definition Classes

     LightGBMPredictionParams

120.  def getGeneralParams(numTasks: Int, featuresSchema: StructField): GeneralParams

     Constructs the GeneralParams.

     Constructs the GeneralParams.

     returns

     GeneralParams object containing parameters related to general LightGBM parameters.

     Attributes

     protected

     Definition Classes

     LightGBMBase

121.  def getGroupCol: String
     Definition Classes

     HasGroupCol

122.  def getImprovementTolerance: Double

     Definition Classes

     LightGBMLearnerParams

123.  def getInitScoreCol: String
     Definition Classes

     HasInitScoreCol

124.  def getIsEnableSparse: Boolean

     Definition Classes

     LightGBMDatasetParams

125.  def getIsProvideTrainingMetric: Boolean

     Definition Classes

     LightGBMParams

126.  final def getLabelCol: String

     Definition Classes

     HasLabelCol

127.  def getLabelGain: Array[Double]
128.  def getLambdaL1: Double

     Definition Classes

     LightGBMParams

129.  def getLambdaL2: Double

     Definition Classes

     LightGBMParams

130.  def getLeafPredictionCol: String

     Definition Classes

     LightGBMPredictionParams

131.  def getLearningRate: Double

     Definition Classes

     LightGBMParams

132.  def getMatrixType: String

     Definition Classes

     LightGBMExecutionParams

133.  def getMaxBin: Int

     Definition Classes

     LightGBMBinParams

134.  def getMaxBinByFeature: Array[Int]

     Definition Classes

     LightGBMParams

135.  def getMaxCatThreshold: Int

     Definition Classes

     LightGBMCategoricalParams

136.  def getMaxCatToOnehot: Int

     Definition Classes

     LightGBMCategoricalParams

137.  def getMaxDeltaStep: Double

     Definition Classes

     LightGBMParams

138.  def getMaxDepth: Int

     Definition Classes

     LightGBMParams

139.  def getMaxDrop: Int

     Definition Classes

     LightGBMDartParams

140.  def getMaxNumClasses: Int

     Definition Classes

     LightGBMParams

141.  def getMaxPosition: Int
142.  def getMaxStreamingOMPThreads: Int

     Definition Classes

     LightGBMExecutionParams

143.  def getMetric: String

     Definition Classes

     LightGBMParams

144.  def getMicroBatchSize: Int

     Definition Classes

     LightGBMExecutionParams

145.  def getMinDataInLeaf: Int

     Definition Classes

     LightGBMParams

146.  def getMinDataPerBin: Int

     Definition Classes

     LightGBMParams

147.  def getMinDataPerGroup: Int

     Definition Classes

     LightGBMCategoricalParams

148.  def getMinGainToSplit: Double

     Definition Classes

     LightGBMParams

149.  def getMinSumHessianInLeaf: Double

     Definition Classes

     LightGBMParams

150.  def getModel(trainParams: BaseTrainParams, lightGBMBooster: LightGBMBooster): LightGBMRankerModel

     Gets the trained model given the train parameters and booster.

     Gets the trained model given the train parameters and booster.

     returns

     trained model.

     Definition Classes

     LightGBMRanker → LightGBMBase

151.  def getModelString: String

     Definition Classes

     LightGBMParams

152.  def getMonotoneConstraints: Array[Int]

     Definition Classes

     LightGBMLearnerParams

153.  def getMonotoneConstraintsMethod: String

     Definition Classes

     LightGBMLearnerParams

154.  def getMonotonePenalty: Double

     Definition Classes

     LightGBMLearnerParams

155.  def getNegBaggingFraction: Double

     Definition Classes

     LightGBMFractionParams

156.  def getNumBatches: Int

     Definition Classes

     LightGBMExecutionParams

157.  def getNumIterations: Int

     Definition Classes

     LightGBMParams

158.  def getNumLeaves: Int

     Definition Classes

     LightGBMParams

159.  def getNumTasks: Int

     Definition Classes

     LightGBMExecutionParams

160.  def getNumThreads: Int

     Definition Classes

     LightGBMExecutionParams

161.  def getObjective: String

     Definition Classes

     LightGBMObjectiveParams

162.  def getObjectiveParams: ObjectiveParams

     Constructs the ObjectiveParams.

     Constructs the ObjectiveParams.

     returns

     ObjectiveParams object containing parameters related to the objective function.

     Attributes

     protected

     Definition Classes

     LightGBMBase

163.  def getObjectiveSeed: Int

     Definition Classes

     LightGBMSeedParams

164.  def getOptGroupCol: Option[String]

     Optional group column for Ranking, set to None by default.

     Optional group column for Ranking, set to None by default.

     returns

     None

     Definition Classes

     LightGBMRanker → LightGBMBase

165.  final def getOrDefault[T](param: Param[T]): T

     Definition Classes

     Params

166.  def getOtherRate: Double

     Definition Classes

     LightGBMLearnerParams

167.  def getParallelism: String

     Definition Classes

     LightGBMExecutionParams

168.  def getParam(paramName: String): Param[Any]

     Definition Classes

     Params

169.  def getParamInfo(p: Param[_]): ParamInfo[_]

     Definition Classes

     BaseWrappable

170.  def getPassThroughArgs: String

     Definition Classes

     LightGBMExecutionParams

171.  def getPerformanceMeasures: Option[InstrumentationMeasures]

     In the common case of 1 batch, there is only 1 measure, so this is a convenience method.

     In the common case of 1 batch, there is only 1 measure, so this is a convenience method.

     Definition Classes

     LightGBMPerformance

172.  def getPosBaggingFraction: Double

     Definition Classes

     LightGBMFractionParams

173.  def getPredictDisableShapeCheck: Boolean

     Definition Classes

     LightGBMPredictionParams

174.  final def getPredictionCol: String

     Definition Classes

     HasPredictionCol

175.  def getRepartitionByGroupingColumn: Boolean

     Definition Classes

     LightGBMExecutionParams

176.  def getSeed: Int

     Definition Classes

     LightGBMSeedParams

177.  def getSeedParams: SeedParams

     Constructs the SeedParams.

     Constructs the SeedParams.

     returns

     SeedParams object containing the parameters related to LightGBM seeds and determinism.

     Attributes

     protected

     Definition Classes

     LightGBMBase

178.  def getSkipDrop: Double

     Definition Classes

     LightGBMDartParams

179.  def getSlotNames: Array[String]

     Definition Classes

     LightGBMSlotParams

180.  def getSlotNamesWithMetadata(featuresSchema: StructField): Option[Array[String]]

     Definition Classes

     LightGBMBase

181.  def getTimeout: Double

     Definition Classes

     LightGBMExecutionParams

182.  def getTopK: Int

     Definition Classes

     LightGBMExecutionParams

183.  def getTopRate: Double

     Definition Classes

     LightGBMLearnerParams

184.  def getTrainParams(numTasks: Int, featuresSchema: StructField, numTasksPerExec: Int): BaseTrainParams

     Gets the training parameters.

     Gets the training parameters.

     numTasks

     The total number of tasks.

     featuresSchema

     The features column schema.

     numTasksPerExec

     The number of tasks per executor.

     returns

     train parameters.

     Definition Classes

     LightGBMRanker → LightGBMBase

185.  def getTrainingCols: Array[(String, Seq[DataType])]

     Attributes

     protected

     Definition Classes

     LightGBMBase

186.  def getTrainingContext(dataframe: DataFrame, validationData: Option[Broadcast[Array[Row]]], broadcastedSampleData: Option[Broadcast[Array[Row]]], partitionCounts: Option[Array[Long]], trainParams: BaseTrainParams, numCols: Int, numInitValueClasses: Int, batchIndex: Int, numTasksPerExecutor: Int, networkManager: NetworkManager): TrainingContext

     Get the object that holds all relevant context information for the training session.

     Get the object that holds all relevant context information for the training session.

     dataframe

     The dataset to train on.

     validationData

     The dataset to use as validation. (optional)

     broadcastedSampleData

     Sample data to use for streaming mode Dataset creation (optional).

     partitionCounts

     The count per partition for streaming mode (optional).

     trainParams

     Training parameters.

     numCols

     Number of columns.

     numInitValueClasses

     Number of classes for initial values (used only for multiclass).

     batchIndex

     In running in batch training mode, gets the batch number.

     numTasksPerExecutor

     Number of tasks per executor.

     networkManager

     The network manager.

     returns

     The context of the training session.

     Attributes

     protected

     Definition Classes

     LightGBMBase

187.  def getUniformDrop: Boolean

     Definition Classes

     LightGBMDartParams

188.  def getUseBarrierExecutionMode: Boolean

     Definition Classes

     LightGBMExecutionParams

189.  def getUseMissing: Boolean

     Definition Classes

     LightGBMDatasetParams

190.  def getUseSingleDatasetMode: Boolean

     Definition Classes

     LightGBMExecutionParams

191.  def getValidationIndicatorCol: String
     Definition Classes

     HasValidationIndicatorCol

192.  def getVerbosity: Int

     Definition Classes

     LightGBMParams

193.  def getWeightCol: String
     Definition Classes

     HasWeightCol

194.  def getXGBoostDartMode: Boolean

     Definition Classes

     LightGBMDartParams

195.  def getZeroAsMissing: Boolean

     Definition Classes

     LightGBMDatasetParams

196.  val groupCol: Param[String]

     The name of the group column

     The name of the group column

     Definition Classes

     HasGroupCol

197.  final def hasDefault[T](param: Param[T]): Boolean

     Definition Classes

     Params

198.  def hasParam(paramName: String): Boolean

     Definition Classes

     Params

199.  def hashCode(): Int

     Definition Classes

     AnyRef → Any

     Annotations

     @native()

200.  val improvementTolerance: DoubleParam

     Definition Classes

     LightGBMLearnerParams

201.  def initPerformanceMeasures(batchCount: Int): Unit

     Attributes

     protected

     Definition Classes

     LightGBMPerformance

202.  val initScoreCol: Param[String]

     The name of the initial score column

     The name of the initial score column

     Definition Classes

     HasInitScoreCol

203.  def initializeLogIfNecessary(isInterpreter: Boolean, silent: Boolean): Boolean

     Attributes

     protected

     Definition Classes

     Logging

204.  def initializeLogIfNecessary(isInterpreter: Boolean): Unit

     Attributes

     protected

     Definition Classes

     Logging

205.  final def isDefined(param: Param[_]): Boolean

     Definition Classes

     Params

206.  val isEnableSparse: BooleanParam

     Definition Classes

     LightGBMDatasetParams

207.  final def isInstanceOf[T0]: Boolean

     Definition Classes

     Any

208.  val isProvideTrainingMetric: BooleanParam

     Definition Classes

     LightGBMParams

209.  final def isSet(param: Param[_]): Boolean

     Definition Classes

     Params

210.  def isTraceEnabled(): Boolean

     Attributes

     protected

     Definition Classes

     Logging

211.  final val labelCol: Param[String]

     Definition Classes

     HasLabelCol

212.  val labelGain: DoubleArrayParam
213.  val lambdaL1: DoubleParam

     Definition Classes

     LightGBMParams

214.  val lambdaL2: DoubleParam

     Definition Classes

     LightGBMParams

215.  val leafPredictionCol: Param[String]

     Definition Classes

     LightGBMPredictionParams

216.  val learningRate: DoubleParam

     Definition Classes

     LightGBMParams

217.  def log: Logger

     Attributes

     protected

     Definition Classes

     Logging

218.  def logBase(info: SynapseMLLogInfo): Unit

     Attributes

     protected

     Definition Classes

     SynapseMLLogging

219.  def logBase(methodName: String): Unit

     Attributes

     protected

     Definition Classes

     SynapseMLLogging

220.  def logClass(): Unit

     Definition Classes

     SynapseMLLogging

221.  def logDebug(msg: ⇒ String, throwable: Throwable): Unit

     Attributes

     protected

     Definition Classes

     Logging

222.  def logDebug(msg: ⇒ String): Unit

     Attributes

     protected

     Definition Classes

     Logging

223.  def logError(msg: ⇒ String, throwable: Throwable): Unit

     Attributes

     protected

     Definition Classes

     Logging

224.  def logError(msg: ⇒ String): Unit

     Attributes

     protected

     Definition Classes

     Logging

225.  def logErrorBase(methodName: String, e: Exception): Unit

     Attributes

     protected

     Definition Classes

     SynapseMLLogging

226.  def logFit[T](f: ⇒ T): T

     Definition Classes

     SynapseMLLogging

227.  def logInfo(msg: ⇒ String, throwable: Throwable): Unit

     Attributes

     protected

     Definition Classes

     Logging

228.  def logInfo(msg: ⇒ String): Unit

     Attributes

     protected

     Definition Classes

     Logging

229.  def logName: String

     Attributes

     protected

     Definition Classes

     Logging

230.  def logTrace(msg: ⇒ String, throwable: Throwable): Unit

     Attributes

     protected

     Definition Classes

     Logging

231.  def logTrace(msg: ⇒ String): Unit

     Attributes

     protected

     Definition Classes

     Logging

232.  def logTrain[T](f: ⇒ T): T

     Definition Classes

     SynapseMLLogging

233.  def logTransform[T](f: ⇒ T): T

     Definition Classes

     SynapseMLLogging

234.  def logVerb[T](verb: String, f: ⇒ T): T

     Definition Classes

     SynapseMLLogging

235.  def logWarning(msg: ⇒ String, throwable: Throwable): Unit

     Attributes

     protected

     Definition Classes

     Logging

236.  def logWarning(msg: ⇒ String): Unit

     Attributes

     protected

     Definition Classes

     Logging

237.  def makeDotnetFile(conf: CodegenConfig): Unit

     Definition Classes

     DotnetWrappable

238.  def makePyFile(conf: CodegenConfig): Unit

     Definition Classes

     PythonWrappable

239.  def makeRFile(conf: CodegenConfig): Unit

     Definition Classes

     RWrappable

240.  val matrixType: Param[String]

     Definition Classes

     LightGBMExecutionParams

241.  val maxBin: IntParam

     Definition Classes

     LightGBMBinParams

242.  val maxBinByFeature: IntArrayParam

     Definition Classes

     LightGBMParams

243.  val maxCatThreshold: IntParam

     Definition Classes

     LightGBMCategoricalParams

244.  val maxCatToOnehot: IntParam

     Definition Classes

     LightGBMCategoricalParams

245.  val maxDeltaStep: DoubleParam

     Definition Classes

     LightGBMParams

246.  val maxDepth: IntParam

     Definition Classes

     LightGBMParams

247.  val maxDrop: IntParam

     Definition Classes

     LightGBMDartParams

248.  val maxNumClasses: IntParam

     Definition Classes

     LightGBMParams

249.  val maxPosition: IntParam
250.  val maxStreamingOMPThreads: IntParam

     Definition Classes

     LightGBMExecutionParams

251.  val metric: Param[String]

     Definition Classes

     LightGBMParams

252.  val microBatchSize: IntParam

     Definition Classes

     LightGBMExecutionParams

253.  val minDataInLeaf: IntParam

     Definition Classes

     LightGBMParams

254.  val minDataPerBin: IntParam

     Definition Classes

     LightGBMParams

255.  val minDataPerGroup: IntParam

     Definition Classes

     LightGBMCategoricalParams

256.  val minGainToSplit: DoubleParam

     Definition Classes

     LightGBMParams

257.  val minSumHessianInLeaf: DoubleParam

     Definition Classes

     LightGBMParams

258.  val modelString: Param[String]

     Definition Classes

     LightGBMParams

259.  val monotoneConstraints: IntArrayParam

     Definition Classes

     LightGBMLearnerParams

260.  val monotoneConstraintsMethod: Param[String]

     Definition Classes

     LightGBMLearnerParams

261.  val monotonePenalty: DoubleParam

     Definition Classes

     LightGBMLearnerParams

262.  final def ne(arg0: AnyRef): Boolean

     Definition Classes

     AnyRef

263.  val negBaggingFraction: DoubleParam

     Definition Classes

     LightGBMFractionParams

264.  final def notify(): Unit

     Definition Classes

     AnyRef

     Annotations

     @native()

265.  final def notifyAll(): Unit

     Definition Classes

     AnyRef

     Annotations

     @native()

266.  val numBatches: IntParam

     Definition Classes

     LightGBMExecutionParams

267.  val numIterations: IntParam

     Definition Classes

     LightGBMParams

268.  val numLeaves: IntParam

     Definition Classes

     LightGBMParams

269.  val numTasks: IntParam

     Definition Classes

     LightGBMExecutionParams

270.  val numThreads: IntParam

     Definition Classes

     LightGBMExecutionParams

271.  val objective: Param[String]

     Definition Classes

     LightGBMObjectiveParams

272.  val objectiveSeed: IntParam

     Definition Classes

     LightGBMSeedParams

273.  val otherRate: DoubleParam

     Definition Classes

     LightGBMLearnerParams

274.  val parallelism: Param[String]

     Definition Classes

     LightGBMExecutionParams

275.  lazy val params: Array[Param[_]]

     Definition Classes

     Params

276.  val passThroughArgs: Param[String]

     Definition Classes

     LightGBMExecutionParams

277.  val posBaggingFraction: DoubleParam

     Definition Classes

     LightGBMFractionParams

278.  val predictDisableShapeCheck: BooleanParam

     Definition Classes

     LightGBMPredictionParams

279.  final val predictionCol: Param[String]

     Definition Classes

     HasPredictionCol

280.  def prepareDataframe(dataset: Dataset[_], numTasks: Int): DataFrame

     Definition Classes

     LightGBMRanker → LightGBMBase

281.  def preprocessData(df: DataFrame): DataFrame

     For Ranking, we need to sort the data within partitions by group prior to training to ensure training succeeds.

     For Ranking, we need to sort the data within partitions by group prior to training to ensure training succeeds.

     df

     The data frame to preprocess prior to training.

     returns

     The preprocessed data, sorted within partition by group.

     Definition Classes

     LightGBMRanker → LightGBMBase

282.  def pyAdditionalMethods: String

     Definition Classes

     PythonWrappable

283.  lazy val pyClassDoc: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

284.  lazy val pyClassName: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

285.  def pyExtraEstimatorImports: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

286.  def pyExtraEstimatorMethods: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

287.  lazy val pyInheritedClasses: Seq[String]

     Attributes

     protected

     Definition Classes

     PythonWrappable

288.  def pyInitFunc(): String

     Definition Classes

     PythonWrappable

289.  lazy val pyInternalWrapper: Boolean

     Attributes

     protected

     Definition Classes

     PythonWrappable

290.  lazy val pyObjectBaseClass: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

291.  def pyParamArg[T](p: Param[T]): String

     Attributes

     protected

     Definition Classes

     PythonWrappable

292.  def pyParamDefault[T](p: Param[T]): Option[String]

     Attributes

     protected

     Definition Classes

     PythonWrappable

293.  def pyParamGetter(p: Param[_]): String

     Attributes

     protected

     Definition Classes

     PythonWrappable

294.  def pyParamSetter(p: Param[_]): String

     Attributes

     protected

     Definition Classes

     PythonWrappable

295.  def pyParamsArgs: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

296.  def pyParamsDefaults: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

297.  lazy val pyParamsDefinitions: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

298.  def pyParamsGetters: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

299.  def pyParamsSetters: String

     Attributes

     protected

     Definition Classes

     PythonWrappable

300.  def pythonClass(): String

     Attributes

     protected

     Definition Classes

     PythonWrappable

301.  def rClass(): String

     Attributes

     protected

     Definition Classes

     RWrappable

302.  def rDocString: String

     Attributes

     protected

     Definition Classes

     RWrappable

303.  def rExtraBodyLines: String

     Attributes

     protected

     Definition Classes

     RWrappable

304.  def rExtraInitLines: String

     Attributes

     protected

     Definition Classes

     RWrappable

305.  lazy val rFuncName: String

     Attributes

     protected

     Definition Classes

     RWrappable

306.  lazy val rInternalWrapper: Boolean

     Attributes

     protected

     Definition Classes

     RWrappable

307.  def rParamArg[T](p: Param[T]): String

     Attributes

     protected

     Definition Classes

     RWrappable

308.  def rParamsArgs: String

     Attributes

     protected

     Definition Classes

     RWrappable

309.  def rSetterLines: String

     Attributes

     protected

     Definition Classes

     RWrappable

310.  val repartitionByGroupingColumn: BooleanParam

     Definition Classes

     LightGBMExecutionParams

311.  def save(path: String): Unit

     Definition Classes

     MLWritable

     Annotations

     @Since( "1.6.0" ) @throws( ... )

312.  val seed: IntParam

     Definition Classes

     LightGBMSeedParams

313.  final def set(paramPair: ParamPair[_]): LightGBMRanker.this.type

     Attributes

     protected

     Definition Classes

     Params

314.  final def set(param: String, value: Any): LightGBMRanker.this.type

     Attributes

     protected

     Definition Classes

     Params

315.  final def set[T](param: Param[T], value: T): LightGBMRanker.this.type

     Definition Classes

     Params

316.  def setBaggingFraction(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMFractionParams

317.  def setBaggingFreq(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

318.  def setBaggingSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

319.  def setBatchPerformanceMeasure(index: Int, measures: InstrumentationMeasures): Unit

     Attributes

     protected

     Definition Classes

     LightGBMPerformance

320.  def setBatchPerformanceMeasures(measures: Array[Option[InstrumentationMeasures]]): LightGBMRanker.this.type

     Attributes

     protected

     Definition Classes

     LightGBMPerformance

321.  def setBinSampleCount(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMBinParams

322.  def setBoostFromAverage(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

323.  def setBoostingType(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

324.  def setCatSmooth(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMCategoricalParams

325.  def setCategoricalSlotIndexes(value: Array[Int]): LightGBMRanker.this.type

     Definition Classes

     LightGBMSlotParams

326.  def setCategoricalSlotNames(value: Array[String]): LightGBMRanker.this.type

     Definition Classes

     LightGBMSlotParams

327.  def setCatl2(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMCategoricalParams

328.  def setChunkSize(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

329.  def setDataRandomSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

330.  final def setDefault(paramPairs: ParamPair[_]*): LightGBMRanker.this.type

     Attributes

     protected

     Definition Classes

     Params

331.  final def setDefault[T](param: Param[T], value: T): LightGBMRanker.this.type

     Attributes

     protected

     Definition Classes

     Params

332.  def setDefaultListenPort(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

333.  def setDelegate(delegate: LightGBMDelegate): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

334.  def setDeterministic(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

335.  def setDriverListenPort(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

336.  def setDropRate(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMDartParams

337.  def setDropSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

338.  def setEarlyStoppingRound(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

339.  def setEvalAt(value: Array[Int]): LightGBMRanker.this.type
340.  def setExecutionMode(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

341.  def setExtraSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

342.  def setFObj(value: FObjTrait): LightGBMRanker.this.type

     Definition Classes

     LightGBMObjectiveParams

343.  def setFeatureFraction(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMFractionParams

344.  def setFeatureFractionByNode(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMFractionParams

345.  def setFeatureFractionSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

346.  def setFeaturesCol(value: String): LightGBMRanker

     Definition Classes

     Predictor

347.  def setFeaturesShapCol(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMPredictionParams

348.  def setGroupCol(value: String): LightGBMRanker.this.type
     Definition Classes

     HasGroupCol

349.  def setImprovementTolerance(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

350.  def setInitScoreCol(value: String): LightGBMRanker.this.type
     Definition Classes

     HasInitScoreCol

351.  def setIsEnableSparse(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMDatasetParams

352.  def setIsProvideTrainingMetric(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

353.  def setLabelCol(value: String): LightGBMRanker

     Definition Classes

     Predictor

354.  def setLabelGain(value: Array[Double]): LightGBMRanker.this.type
355.  def setLambdaL1(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

356.  def setLambdaL2(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

357.  def setLeafPredictionCol(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMPredictionParams

358.  def setLearningRate(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

359.  def setMatrixType(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

360.  def setMaxBin(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMBinParams

361.  def setMaxBinByFeature(value: Array[Int]): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

362.  def setMaxCatThreshold(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMCategoricalParams

363.  def setMaxCatToOnehot(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMCategoricalParams

364.  def setMaxDeltaStep(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

365.  def setMaxDepth(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

366.  def setMaxDrop(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMDartParams

367.  def setMaxNumClasses(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

368.  def setMaxPosition(value: Int): LightGBMRanker.this.type
369.  def setMaxStreamingOMPThreads(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

370.  def setMetric(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

371.  def setMicroBatchSize(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

372.  def setMinDataInLeaf(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

373.  def setMinDataPerBin(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

374.  def setMinDataPerGroup(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMCategoricalParams

375.  def setMinGainToSplit(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

376.  def setMinSumHessianInLeaf(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

377.  def setModelString(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

378.  def setMonotoneConstraints(value: Array[Int]): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

379.  def setMonotoneConstraintsMethod(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

380.  def setMonotonePenalty(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

381.  def setNegBaggingFraction(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMFractionParams

382.  def setNumBatches(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

383.  def setNumIterations(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

384.  def setNumLeaves(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

385.  def setNumTasks(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

386.  def setNumThreads(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

387.  def setObjective(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMObjectiveParams

388.  def setObjectiveSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

389.  def setOtherRate(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

390.  def setParallelism(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

391.  def setPassThroughArgs(value: String): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

392.  def setPosBaggingFraction(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMFractionParams

393.  def setPredictDisableShapeCheck(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMPredictionParams

394.  def setPredictionCol(value: String): LightGBMRanker

     Definition Classes

     Predictor

395.  def setRepartitionByGroupingColumn(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

396.  def setSeed(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMSeedParams

397.  def setSkipDrop(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMDartParams

398.  def setSlotNames(value: Array[String]): LightGBMRanker.this.type

     Definition Classes

     LightGBMSlotParams

399.  def setTimeout(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

400.  def setTopK(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

401.  def setTopRate(value: Double): LightGBMRanker.this.type

     Definition Classes

     LightGBMLearnerParams

402.  def setUniformDrop(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMDartParams

403.  def setUseBarrierExecutionMode(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

404.  def setUseMissing(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMDatasetParams

405.  def setUseSingleDatasetMode(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMExecutionParams

406.  def setValidationIndicatorCol(value: String): LightGBMRanker.this.type
     Definition Classes

     HasValidationIndicatorCol

407.  def setVerbosity(value: Int): LightGBMRanker.this.type

     Definition Classes

     LightGBMParams

408.  def setWeightCol(value: String): LightGBMRanker.this.type
     Definition Classes

     HasWeightCol

409.  def setXGBoostDartMode(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMDartParams

410.  def setZeroAsMissing(value: Boolean): LightGBMRanker.this.type

     Definition Classes

     LightGBMDatasetParams

411.  val skipDrop: DoubleParam

     Definition Classes

     LightGBMDartParams

412.  val slotNames: StringArrayParam

     Definition Classes

     LightGBMSlotParams

413.  def stringFromTrainedModel(model: LightGBMRankerModel): String

     Definition Classes

     LightGBMRanker → LightGBMBase

414.  final def synchronized[T0](arg0: ⇒ T0): T0

     Definition Classes

     AnyRef

415.  val thisStage: Params

     Attributes

     protected

     Definition Classes

     BaseWrappable

416.  val timeout: DoubleParam

     Definition Classes

     LightGBMExecutionParams

417.  def toString(): String

     Definition Classes

     Identifiable → AnyRef → Any

418.  val topK: IntParam

     Definition Classes

     LightGBMExecutionParams

419.  val topRate: DoubleParam

     Definition Classes

     LightGBMLearnerParams

420.  def train(dataset: Dataset[_]): LightGBMRankerModel

     Trains the LightGBM model.

     Trains the LightGBM model. If batches are specified, breaks training dataset into batches for training.

     dataset

     The input dataset to train.

     returns

     The trained model.

     Attributes

     protected

     Definition Classes

     LightGBMBase

421.  def trainOneDataBatch(dataset: Dataset[_], batchIndex: Int, batchCount: Int): LightGBMRankerModel

     Inner train method for LightGBM learners.

     Inner train method for LightGBM learners. Calculates the number of workers, creates a driver thread, and runs mapPartitions on the dataset.

     dataset

     The dataset to train on.

     batchIndex

     In running in batch training mode, gets the batch number.

     returns

     The LightGBM Model from the trained LightGBM Booster.

     Attributes

     protected

     Definition Classes

     LightGBMBase

422.  def transformSchema(schema: StructType): StructType

     Definition Classes

     Predictor → PipelineStage

423.  def transformSchema(schema: StructType, logging: Boolean): StructType

     Attributes

     protected

     Definition Classes

     PipelineStage

     Annotations

     @DeveloperApi()

424.  val uid: String

     Definition Classes

     LightGBMRanker → SynapseMLLogging → Identifiable

425.  val uniformDrop: BooleanParam

     Definition Classes

     LightGBMDartParams

426.  val useBarrierExecutionMode: BooleanParam

     Definition Classes

     LightGBMExecutionParams

427.  val useMissing: BooleanParam

     Definition Classes

     LightGBMDatasetParams

428.  val useSingleDatasetMode: BooleanParam

     Definition Classes

     LightGBMExecutionParams

429.  def validateAndTransformSchema(schema: StructType, fitting: Boolean, featuresDataType: DataType): StructType

     Attributes

     protected

     Definition Classes

     PredictorParams

430.  val validationIndicatorCol: Param[String]

     The name of the validation indicator column

     The name of the validation indicator column

     Definition Classes

     HasValidationIndicatorCol

431.  val verbosity: IntParam

     Definition Classes

     LightGBMParams

432.  final def wait(): Unit

     Definition Classes

     AnyRef

     Annotations

     @throws( ... )

433.  final def wait(arg0: Long, arg1: Int): Unit

     Definition Classes

     AnyRef

     Annotations

     @throws( ... )

434.  final def wait(arg0: Long): Unit

     Definition Classes

     AnyRef

     Annotations

     @throws( ... ) @native()

435.  val weightCol: Param[String]

     The name of the weight column

     The name of the weight column

     Definition Classes

     HasWeightCol

436.  def write: MLWriter

     Definition Classes

     DefaultParamsWritable → MLWritable

437.  val xGBoostDartMode: BooleanParam

     Definition Classes

     LightGBMDartParams

438.  val zeroAsMissing: BooleanParam

     Definition Classes

     LightGBMDatasetParams