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  • KerasPooling1D
  • KerasPoolingUtils
  • KerasPooling3D
  • KerasGlobalPooling
  • KerasPooling2D

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  1. Deeplearning4j
  2. How To Guides
  3. Keras Import
  4. Keras Import API Overview

Pooling Layers

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KerasPooling1D

Imports a Keras 1D Pooling layer as a DL4J Subsampling layer.

KerasPooling1D

public KerasPooling1D(Map<String, Object> layerConfig)
            throws InvalidKerasConfigurationException, UnsupportedKerasConfigurationException

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration.

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getSubsampling1DLayer

public Subsampling1DLayer getSubsampling1DLayer()

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration

  • param enforceTrainingConfig whether to enforce training-related configuration options

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getOutputType

public InputType getOutputType(InputType... inputType) throws InvalidKerasConfigurationException

Get layer output type.

  • param inputType Array of InputTypes

  • return output type as InputType

  • throws InvalidKerasConfigurationException Invalid Keras config

KerasPoolingUtils

Utility functionality for Keras pooling layers.

mapPoolingType

public static PoolingType mapPoolingType(String className, KerasLayerConfiguration conf)
            throws UnsupportedKerasConfigurationException

Map Keras pooling layers to DL4J pooling types.

  • param className name of the Keras pooling class

  • return DL4J pooling type

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

KerasPooling3D

Imports a Keras 3D Pooling layer as a DL4J Subsampling3D layer.

KerasPooling3D

public KerasPooling3D(Map<String, Object> layerConfig)
            throws InvalidKerasConfigurationException, UnsupportedKerasConfigurationException

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration.

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getSubsampling3DLayer

public Subsampling3DLayer getSubsampling3DLayer()

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration

  • param enforceTrainingConfig whether to enforce training-related configuration options

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getOutputType

public InputType getOutputType(InputType... inputType) throws InvalidKerasConfigurationException

Get layer output type.

  • param inputType Array of InputTypes

  • return output type as InputType

  • throws InvalidKerasConfigurationException Invalid Keras config

KerasGlobalPooling

Imports a Keras Pooling layer as a DL4J Subsampling layer.

KerasGlobalPooling

public KerasGlobalPooling(Map<String, Object> layerConfig)
            throws InvalidKerasConfigurationException, UnsupportedKerasConfigurationException

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration.

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getGlobalPoolingLayer

public GlobalPoolingLayer getGlobalPoolingLayer()

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration

  • param enforceTrainingConfig whether to enforce training-related configuration options

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getInputPreprocessor

public InputPreProcessor getInputPreprocessor(InputType... inputType) throws InvalidKerasConfigurationException

Gets appropriate DL4J InputPreProcessor for given InputTypes.

  • param inputType Array of InputTypes

  • return DL4J InputPreProcessor

  • throws InvalidKerasConfigurationException Invalid Keras config

  • see org.deeplearning4j.nn.conf.InputPreProcessor

getOutputType

public InputType getOutputType(InputType... inputType) throws InvalidKerasConfigurationException

Get layer output type.

  • param inputType Array of InputTypes

  • return output type as InputType

  • throws InvalidKerasConfigurationException Invalid Keras config

KerasPooling2D

Imports a Keras 2D Pooling layer as a DL4J Subsampling layer.

KerasPooling2D

public KerasPooling2D(Map<String, Object> layerConfig)
            throws InvalidKerasConfigurationException, UnsupportedKerasConfigurationException

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration.

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getSubsampling2DLayer

public SubsamplingLayer getSubsampling2DLayer()

Constructor from parsed Keras layer configuration dictionary.

  • param layerConfig dictionary containing Keras layer configuration

  • param enforceTrainingConfig whether to enforce training-related configuration options

  • throws InvalidKerasConfigurationException Invalid Keras config

  • throws UnsupportedKerasConfigurationException Unsupported Keras config

getOutputType

public InputType getOutputType(InputType... inputType) throws InvalidKerasConfigurationException

Get layer output type.

  • param inputType Array of InputTypes

  • return output type as InputType

  • throws InvalidKerasConfigurationException Invalid Keras config

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