oracle.pgx.api.mllib

Class UnsupervisedGraphWiseModelBuilder

java.lang.Object

oracle.pgx.api.mllib.GraphWiseModelBuilder<UnsupervisedGraphWiseModel,UnsupervisedGraphWiseModelConfig,UnsupervisedGraphWiseModelBuilder>

oracle.pgx.api.mllib.UnsupervisedGraphWiseModelBuilder

public class UnsupervisedGraphWiseModelBuilder
extends GraphWiseModelBuilder<UnsupervisedGraphWiseModel,UnsupervisedGraphWiseModelConfig,UnsupervisedGraphWiseModelBuilder>

Builder for UnsupervisedGraphWiseModel The builder can be used to set the configuration of the model and create the model object.

Since:

21.2

Constructor Summary

Constructors

Constructor and Description
UnsupervisedGraphWiseModelBuilder(PgxSession session, oracle.pgx.api.internal.Core core, java.util.function.Supplier<java.lang.String> keystorePathSupplier, java.util.function.Supplier<char[]> keystorePasswordSupplier, java.util.function.BiFunction<PgxSession,oracle.pgx.api.internal.Graph,PgxGraph> graphConstructor)

Method Summary

Modifier and Type	Method and Description
UnsupervisedGraphWiseModel	build() Builds the UnsupervisedGraphWise model with the specified parameters.
UnsupervisedGraphWiseModelBuilder	setDgiLayerConfig(GraphWiseDgiLayerConfig layerConfig) Set the dgi layer configurations (See GraphWiseDgiLayerConfig.
UnsupervisedGraphWiseModelBuilder	setLossFunction(UnsupervisedGraphWiseModelConfig.LossFunction lossFunction) Sets the loss function for the algorithm.

Methods inherited from class oracle.pgx.api.mllib.GraphWiseModelBuilder

setBatchSize, setConvLayerConfigs, setEdgeInputPropertyNames, setEdgeInputPropertyNames, setEmbeddingDim, setLearningRate, setNumEpochs, setSeed, setShuffle, setStandardize, setTargetVertexLabels, setTargetVertexLabels, setVertexInputPropertyNames, setVertexInputPropertyNames, setWeightDecay

Methods inherited from class java.lang.Object

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

Constructor Detail

UnsupervisedGraphWiseModelBuilder

public UnsupervisedGraphWiseModelBuilder(PgxSession session,
                                         oracle.pgx.api.internal.Core core,
                                         java.util.function.Supplier<java.lang.String> keystorePathSupplier,
                                         java.util.function.Supplier<char[]> keystorePasswordSupplier,
                                         java.util.function.BiFunction<PgxSession,oracle.pgx.api.internal.Graph,PgxGraph> graphConstructor)

Method Detail

build

public UnsupervisedGraphWiseModel build()
                                 throws java.lang.InterruptedException,
                                        java.util.concurrent.ExecutionException

Builds the UnsupervisedGraphWise model with the specified parameters.

Specified by:

build in class GraphWiseModelBuilder<UnsupervisedGraphWiseModel,UnsupervisedGraphWiseModelConfig,UnsupervisedGraphWiseModelBuilder>

Returns:

UnsupervisedGraphWise model

Throws:

java.lang.InterruptedException

java.util.concurrent.ExecutionException

Since:

21.2

setDgiLayerConfig

public UnsupervisedGraphWiseModelBuilder setDgiLayerConfig(GraphWiseDgiLayerConfig layerConfig)

Set the dgi layer configurations (See GraphWiseDgiLayerConfig. You must pass at exactly one prediction layer config (or leave it as default).

default: UnsupervisedGraphWiseModelConfig.DEFAULT_DGI_LAYER_CONFIG

Parameters:

layerConfig - layer configs

Returns:

this

Since:

21.2

setLossFunction

public UnsupervisedGraphWiseModelBuilder setLossFunction(UnsupervisedGraphWiseModelConfig.LossFunction lossFunction)

Sets the loss function for the algorithm. See UnsupervisedGraphWiseModelConfig.LossFunction

default: UnsupervisedGraphWiseModelConfig.LossFunction#SIGMOID_CROSS_ENTROPY

Parameters:

lossFunction - loss function

Returns:

this

Since:

21.2