abstract class TrainParams extends Serializable

Defines the common Booster parameters passed to the LightGBM learners.

Linear Supertypes
Serializable, Serializable, AnyRef, Any
Known Subclasses
ClassifierTrainParams, RankerTrainParams, RegressorTrainParams
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Inherited
  1. TrainParams
  2. Serializable
  3. Serializable
  4. AnyRef
  5. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new TrainParams()

Abstract Value Members

  1. abstract def baggingFraction: Option[Double]
  2. abstract def baggingFreq: Option[Int]
  3. abstract def baggingSeed: Option[Int]
  4. abstract def binSampleCount: Option[Int]
  5. abstract def boostingType: String
  6. abstract def categoricalFeatures: Array[Int]
  7. abstract def dartModeParams: DartModeParams
  8. abstract def delegate: Option[LightGBMDelegate]
  9. abstract def earlyStoppingRound: Int
  10. abstract def executionParams: ExecutionParams
  11. abstract def featureFraction: Option[Double]
  12. abstract def featureNames: Array[String]
  13. abstract def improvementTolerance: Double
  14. abstract def isProvideTrainingMetric: Option[Boolean]
  15. abstract def lambdaL1: Option[Double]
  16. abstract def lambdaL2: Option[Double]
  17. abstract def learningRate: Double
  18. abstract def maxBin: Option[Int]
  19. abstract def maxBinByFeature: Array[Int]
  20. abstract def maxDeltaStep: Option[Double]
  21. abstract def maxDepth: Option[Int]
  22. abstract def metric: Option[String]
  23. abstract def minDataInLeaf: Option[Int]
  24. abstract def minGainToSplit: Option[Double]
  25. abstract def minSumHessianInLeaf: Option[Double]
  26. abstract def modelString: Option[String]
  27. abstract def negBaggingFraction: Option[Double]
  28. abstract def numIterations: Int
  29. abstract def numLeaves: Option[Int]
  30. abstract def numMachines: Int
  31. abstract def objectiveParams: ObjectiveParams
  32. abstract def parallelism: String
  33. abstract def posBaggingFraction: Option[Double]
  34. abstract def topK: Option[Int]
  35. abstract def verbosity: Int

Concrete Value Members

  1. def paramToString[T](paramName: String, paramValueOpt: Option[T]): String
  2. def paramsToString(paramNamesToValues: Array[(String, Option[_])]): String
  3. def toString(): String
    Definition Classes
    TrainParams → AnyRef → Any