water.bindings.pojos

Class GBMParametersV3

java.lang.Object

water.bindings.pojos.SchemaV3

water.bindings.pojos.ModelParametersSchemaV3

water.bindings.pojos.SharedTreeParametersV3

water.bindings.pojos.GBMParametersV3

public class GBMParametersV3
extends SharedTreeParametersV3

Field Summary

Fields

Modifier and Type	Field and Description
double	colSampleRate Column sample rate (from 0.0 to 1.0)
double	learnRate Learning rate (from 0.0 to 1.0)
double	learnRateAnnealing Scale the learning rate by this factor after each tree (e.g., 0.99 or 0.999)
double	maxAbsLeafnodePred Maximum absolute value of a leaf node prediction
KeyValueV3[]	monotoneConstraints A mapping representing monotonic constraints.
double	predNoiseBandwidth Bandwidth (sigma) of Gaussian multiplicative noise ~N(1,sigma) for tree node predictions
double	sampleRate Row sample rate per tree (from 0.0 to 1.0)

Fields inherited from class water.bindings.pojos.SharedTreeParametersV3

balanceClasses, buildTreeOneNode, calibrateModel, calibrationFrame, checkConstantResponse, classSamplingFactors, colSampleRateChangePerLevel, colSampleRatePerTree, histogramType, maxAfterBalanceSize, maxConfusionMatrixSize, maxDepth, minRows, minSplitImprovement, nbins, nbinsCats, nbinsTopLevel, ntrees, r2Stopping, sampleRatePerClass, scoreTreeInterval, seed

Fields inherited from class water.bindings.pojos.ModelParametersSchemaV3

aucType, categoricalEncoding, checkpoint, customDistributionFunc, customMetricFunc, distribution, exportCheckpointsDir, foldAssignment, foldColumn, gainsliftBins, huberAlpha, ignoreConstCols, ignoredColumns, keepCrossValidationFoldAssignment, keepCrossValidationModels, keepCrossValidationPredictions, maxCategoricalLevels, maxRuntimeSecs, modelId, nfolds, offsetColumn, parallelizeCrossValidation, quantileAlpha, responseColumn, scoreEachIteration, stoppingMetric, stoppingRounds, stoppingTolerance, trainingFrame, tweediePower, validationFrame, weightsColumn

Constructor Summary

Constructors

Constructor and Description
GBMParametersV3() Public constructor

Method Summary

Modifier and Type	Method and Description
java.lang.String	toString() Return the contents of this object as a JSON String.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

learnRate

@SerializedName(value="learn_rate")
public double learnRate

Learning rate (from 0.0 to 1.0)

learnRateAnnealing

@SerializedName(value="learn_rate_annealing")
public double learnRateAnnealing

Scale the learning rate by this factor after each tree (e.g., 0.99 or 0.999)

sampleRate

@SerializedName(value="sample_rate")
public double sampleRate

Row sample rate per tree (from 0.0 to 1.0)

colSampleRate

@SerializedName(value="col_sample_rate")
public double colSampleRate

Column sample rate (from 0.0 to 1.0)

monotoneConstraints

@SerializedName(value="monotone_constraints")
public KeyValueV3[] monotoneConstraints

A mapping representing monotonic constraints. Use +1 to enforce an increasing constraint and -1 to specify a decreasing constraint.

maxAbsLeafnodePred

@SerializedName(value="max_abs_leafnode_pred")
public double maxAbsLeafnodePred

Maximum absolute value of a leaf node prediction

predNoiseBandwidth

@SerializedName(value="pred_noise_bandwidth")
public double predNoiseBandwidth

Bandwidth (sigma) of Gaussian multiplicative noise ~N(1,sigma) for tree node predictions

Constructor Detail

GBMParametersV3

public GBMParametersV3()

Public constructor

Method Detail

toString

public java.lang.String toString()

Return the contents of this object as a JSON String.

Overrides:

toString in class SharedTreeParametersV3