hex.schemas

Class GBMV2.GBMParametersV2

java.lang.Object

water.Iced

water.api.Schema<P,S>

water.api.ModelParametersSchema<P,S>

water.api.SupervisedModelParametersSchema<GBMModel.GBMParameters,GBMV2.GBMParametersV2>

hex.schemas.GBMV2.GBMParametersV2

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, water.Freezable

Enclosing class:

GBMV2

public static final class GBMV2.GBMParametersV2
extends water.api.SupervisedModelParametersSchema<GBMModel.GBMParameters,GBMV2.GBMParametersV2>

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class water.api.ModelParametersSchema

water.api.ModelParametersSchema.ValidationMessageBase<I extends hex.ModelBuilder.ValidationMessage,S extends water.api.ModelParametersSchema.ValidationMessageBase<I,S>>, water.api.ModelParametersSchema.ValidationMessageV2

Nested classes/interfaces inherited from class water.api.Schema

water.api.Schema.Meta

Field Summary

Fields

Modifier and Type	Field and Description
boolean	group_split
float	learn_rate
GBMModel.GBMParameters.Family	loss
int	max_depth
int	min_rows
int	nbins
int	ntrees
static java.lang.String[]	own_fields
boolean	score_each_iteration
long	seed
boolean	variable_importance

Fields inherited from class water.api.SupervisedModelParametersSchema

balance_classes, class_sampling_factors, do_classification, max_after_balance_size, response_column

Fields inherited from class water.api.ModelParametersSchema

destination_key, ignored_columns, training_frame, validation_frame

Fields inherited from class water.api.Schema

__meta, _impl_class, _version_pattern

Constructor Summary

Constructors

Constructor and Description
GBMV2.GBMParametersV2()

Method Summary

Methods

Modifier and Type	Method and Description
GBMV2.GBMParametersV2	fillFromImpl(GBMModel.GBMParameters parms)
GBMModel.GBMParameters	fillImpl(GBMModel.GBMParameters impl)

Methods inherited from class water.api.ModelParametersSchema

append_field_arrays, fields, writeParametersJSON

Methods inherited from class water.api.Schema

acceptsFrame, createAndFillImpl, createImpl, extractVersion, fillFromParms, getHighestSupportedVersion, getImplClass, getImplClass, getLatestVersion, getSchemaVersion, markdown, markdown, markdown, markdown, newInstance, register, registerAllSchemasIfNecessary, schema, schema, schema, schema, schema, schemaClass, schemaClass, schemaClass, schemaClass, schemas

Methods inherited from class water.Iced

clone, frozenType, read_impl, read, readExternal, readJSON_impl, readJSON, toJsonString, write_impl, write, writeExternal, writeHTML_impl, writeHTML, writeJSON_impl, writeJSON

Methods inherited from class java.lang.Object

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

Field Detail

own_fields

public static java.lang.String[] own_fields

ntrees

@API(help="Number of trees.  Grid Search, comma sep values:50,100,150,200")
public int ntrees

max_depth

@API(help="Maximum tree depth.  Grid Search, comma sep values:5,7")
public int max_depth

min_rows

@API(help="Fewest allowed observations in a leaf (in R called \'nodesize\'). Grid Search, comma sep values")
public int min_rows

nbins

@API(help="Build a histogram of this many bins, then split at the best point")
public int nbins

score_each_iteration

@API(help="Score validation set on each major model-building iteration; can be slow")
public boolean score_each_iteration

learn_rate

@API(help="Learning rate from 0.0 to 1.0")
public float learn_rate

loss

@API(help="Loss function",
     values={"AUTO","bernoulli","multinomial","gaussian"})
public GBMModel.GBMParameters.Family loss

seed

@API(help="RNG Seed for balancing classes",
     level=expert)
public long seed

variable_importance

@API(help="Compute variable importance",
     level=critical)
public boolean variable_importance

group_split

@API(help="Perform Group Splitting Categoricals")
public boolean group_split

Constructor Detail

GBMV2.GBMParametersV2

public GBMV2.GBMParametersV2()

Method Detail

fillFromImpl

public GBMV2.GBMParametersV2 fillFromImpl(GBMModel.GBMParameters parms)

Overrides:

fillFromImpl in class water.api.SupervisedModelParametersSchema<GBMModel.GBMParameters,GBMV2.GBMParametersV2>

fillImpl

public GBMModel.GBMParameters fillImpl(GBMModel.GBMParameters impl)

Overrides:

fillImpl in class water.api.SupervisedModelParametersSchema<GBMModel.GBMParameters,GBMV2.GBMParametersV2>