Type Parameters:

M - model type

All Implemented Interfaces:

Serializable, org.apache.spark.internal.Logging, Params, Identifiable

Direct Known Subclasses:

ALSModel, BisectingKMeansModel, BucketedRandomProjectionLSHModel, Bucketizer, ChiSqSelectorModel, CountVectorizerModel, CrossValidatorModel, FPGrowthModel, GaussianMixtureModel, IDFModel, ImputerModel, IsotonicRegressionModel, KMeansModel, LDAModel, MaxAbsScalerModel, MinHashLSHModel, MinMaxScalerModel, OneHotEncoderModel, OneVsRestModel, PCAModel, PipelineModel, PredictionModel, RFormulaModel, RobustScalerModel, StandardScalerModel, StringIndexerModel, TargetEncoderModel, TrainValidationSplitModel, UnivariateFeatureSelectorModel, VarianceThresholdSelectorModel, VectorIndexerModel, Word2VecModel

public abstract class Model<M extends Model<M>> extends Transformer

See Also:

• Serialized Form

• Nested Class Summary

  Nested classes/interfaces inherited from interface org.apache.spark.internal.Logging

  org.apache.spark.internal.Logging.LogStringContext, org.apache.spark.internal.Logging.SparkShellLoggingFilter

• Constructor Summary

  Constructors

• Method Summary

  abstract M

  Creates a copy of this instance with the same UID and some extra params.

  boolean

  hasParent()

  Indicates whether this Model has a corresponding parent.

  parent()

  The parent estimator that produced this model.

  Sets the parent of this model (Java API).

  Methods inherited from interface org.apache.spark.internal.Logging

  initializeForcefully, initializeLogIfNecessary, initializeLogIfNecessary, initializeLogIfNecessary$default$2, isTraceEnabled, log, logBasedOnLevel, logDebug, logDebug, logDebug, logDebug, logError, logError, logError, logError, logInfo, logInfo, logInfo, logInfo, logName, LogStringContext, logTrace, logTrace, logTrace, logTrace, logWarning, logWarning, logWarning, logWarning, MDC, org$apache$spark$internal$Logging$$log_, org$apache$spark$internal$Logging$$log__$eq, withLogContext

  Methods inherited from interface org.apache.spark.ml.param.Params

  clear, copyValues, defaultCopy, estimateMatadataSize, explainParam, explainParams, extractParamMap, extractParamMap, get, getDefault, getOrDefault, getParam, hasDefault, hasParam, isDefined, isSet, onParamChange, set, set, set, setDefault, setDefault, shouldOwn

• Constructor Details

  • Model

    public Model()

• Method Details

  • copy

    public abstract M copy(ParamMap extra)

    Description copied from interface: Params

    Creates a copy of this instance with the same UID and some extra params. Subclasses should implement this method and set the return type properly. See defaultCopy().

    Specified by:

    copy in interface Params

    Specified by:

    copy in class Transformer

    Parameters:

    extra - (undocumented)

    Returns:

    (undocumented)

  • hasParent

    public boolean hasParent()

    Indicates whether this Model has a corresponding parent.

  • parent

    The parent estimator that produced this model.

    Returns:

    (undocumented)

    Note:

    For ensembles' component Models, this value can be null.

  • setParent

    Sets the parent of this model (Java API).

    Parameters:

    parent - (undocumented)

    Returns:

    (undocumented)