Core Layers

KerasPermute

Imports Permute layer from Keras

KerasPermute

public KerasPermute(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

isInputPreProcessor

public boolean isInputPreProcessor()

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 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

KerasFlatten

Imports a Keras Flatten layer as a DL4J {Cnn,Rnn}ToFeedForwardInputPreProcessor.

KerasFlatten

public KerasFlatten(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

isInputPreProcessor

public boolean isInputPreProcessor()

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

KerasReshape

Imports Reshape layer from Keras

KerasReshape

public KerasReshape(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

isInputPreProcessor

public boolean isInputPreProcessor()

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

KerasMerge

Imports a Keras Merge layer as a DL4J Merge (graph) vertex.

TODO: handle axes arguments that alter merge behavior (requires changes to DL4J?)

KerasMerge

public KerasMerge(Integer kerasVersion) throws UnsupportedKerasConfigurationException

Pass-through constructor from KerasLayer

param kerasVersion major keras version
throws UnsupportedKerasConfigurationException Unsupported Keras config

getOutputType

public InputType getOutputType(InputType... inputType)

Constructor from parsed Keras layer configuration dictionary.

param layerConfig dictionary containing Keras layer configuration.
throws InvalidKerasConfigurationException Invalid Keras config
throws UnsupportedKerasConfigurationException Unsupported Keras config

KerasDropout

Imports a Dropout layer from Keras.

KerasDropout

public KerasDropout(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

getOutputType

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

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

getDropoutLayer

public DropoutLayer getDropoutLayer()

Get DL4J DropoutLayer.

return DropoutLayer

KerasMasking

Imports Keras masking layers.

KerasMasking

public KerasMasking(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

getOutputType

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

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

getMaskingLayer

public MaskZeroLayer getMaskingLayer()

Get DL4J MaskZeroLayer.

return MaskZeroLayer

KerasSpatialDropout

Keras wrapper for DL4J dropout layer with SpatialDropout, works 1D-3D.

KerasSpatialDropout

public KerasSpatialDropout(Integer kerasVersion) throws UnsupportedKerasConfigurationException

Pass-through constructor from KerasLayer

param kerasVersion major keras version
throws UnsupportedKerasConfigurationException Unsupported Keras config

getOutputType

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

Constructor from parsed Keras layer configuration dictionary.

param layerConfig dictionary containing Keras layer configuration.
throws InvalidKerasConfigurationException Invalid Keras config
throws UnsupportedKerasConfigurationException Unsupported Keras config

getSpatialDropoutLayer

public DropoutLayer getSpatialDropoutLayer()

Get DL4J DropoutLayer with spatial dropout.

return DropoutLayer

KerasLambda

Wraps a DL4J SameDiffLambda into a KerasLayer

KerasLambda

public KerasLambda(Map<String, Object> layerConfig, SameDiffLayer sameDiffLayer)
            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

getOutputType

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

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

getSameDiffLayer

public SameDiffLayer getSameDiffLayer()

Get DL4J SameDiffLayer.

return SameDiffLayer

KerasActivation

Imports an Activation layer from Keras.

KerasActivation

public KerasActivation(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

getOutputType

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

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

getActivationLayer

public ActivationLayer getActivationLayer()

Get DL4J ActivationLayer.

return ActivationLayer

KerasDense

Imports a Dense layer from Keras.

KerasDense

public KerasDense(Integer kerasVersion) throws UnsupportedKerasConfigurationException

Pass-through constructor from KerasLayer

param kerasVersion major keras version
throws UnsupportedKerasConfigurationException Unsupported Keras config

getDenseLayer

public DenseLayer getDenseLayer()

Constructor from parsed Keras layer configuration dictionary.

param layerConfig dictionary containing Keras layer configuration
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

getNumParams

public int getNumParams()

Returns number of trainable parameters in layer.

return number of trainable parameters (2)

setWeights

public void setWeights(Map<String, INDArray> weights) throws InvalidKerasConfigurationException

Set weights for layer.

param weights Dense layer weights

KerasRepeatVector

Imports a Keras RepeatVector layer

KerasRepeatVector

public KerasRepeatVector(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

getOutputType

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

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

getRepeatVectorLayer

public RepeatVector getRepeatVectorLayer()

Get DL4J RepeatVector.

return RepeatVector

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