KerasBidirectional (deeplearning4j 1.0.0-beta7 API)

java.lang.Object
- org.deeplearning4j.nn.modelimport.keras.KerasLayer
- - org.deeplearning4j.nn.modelimport.keras.layers.wrappers.KerasBidirectional

```
public class KerasBidirectional
extends KerasLayer
```
Builds a DL4J Bidirectional layer from a Keras Bidirectional layer wrapper

Author:

Max Pumperla

Nested Class Summary
- Nested classes/interfaces inherited from class org.deeplearning4j.nn.modelimport.keras.KerasLayer
  KerasLayer.DimOrder

Field Summary
- Fields inherited from class org.deeplearning4j.nn.modelimport.keras.KerasLayer
  className, conf, dimOrder, dropout, inboundLayerNames, inputShape, kerasMajorVersion, layer, layerName, vertex, weightL1Regularization, weightL2Regularization, weights

Constructor Summary

Constructors
Constructor and Description
`KerasBidirectional(Integer kerasVersion)` Pass-through constructor from KerasLayer
`KerasBidirectional(Map<String,Object> layerConfig)` Constructor from parsed Keras layer configuration dictionary.
`KerasBidirectional(Map<String,Object> layerConfig, boolean enforceTrainingConfig, Map<String,? extends KerasLayer> previousLayers)` Constructor from parsed Keras layer configuration dictionary.
`KerasBidirectional(Map<String,Object> layerConfig, Map<String,? extends KerasLayer> previousLayers)` Constructor from parsed Keras layer configuration dictionary.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`Bidirectional`	`getBidirectionalLayer()` Get DL4J Bidirectional layer.
`InputPreProcessor`	`getInputPreprocessor(InputType... inputType)` Gets appropriate DL4J InputPreProcessor for given InputTypes.
`int`	`getNumParams()` Returns number of trainable parameters in layer.
`InputType`	`getOutputType(InputType... inputType)` Get layer output type.
`Layer`	`getUnderlyingRecurrentLayer()` Return the underlying recurrent layer of this bidirectional layer
`void`	`setWeights(Map<String,INDArray> weights)` Set weights for Bidirectional layer.

Methods inherited from class org.deeplearning4j.nn.modelimport.keras.KerasLayer
clearCustomLayers, clearLambdaLayers, copyWeightsToLayer, getClassName, getDimOrder, getInboundLayerNames, getInputShape, getKerasMajorVersion, getLayer, getLayerName, getNInFromConfig, getVertex, getWeights, isInputPreProcessor, isLayer, isValidInboundLayer, isVertex, registerCustomLayer, registerLambdaLayer, setInboundLayerNames, setLayer, usesRegularization

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - KerasBidirectional
```
public KerasBidirectional(Integer kerasVersion)
                   throws UnsupportedKerasConfigurationException
```
    Pass-through constructor from KerasLayer
    
    Parameters:
    
    kerasVersion - major keras version
    
    Throws:
    
    UnsupportedKerasConfigurationException - Unsupported Keras config
  - KerasBidirectional
```
public KerasBidirectional(Map<String,Object> layerConfig)
                   throws InvalidKerasConfigurationException,
                          UnsupportedKerasConfigurationException
```
    Constructor from parsed Keras layer configuration dictionary.
    
    Parameters:
    
    layerConfig - dictionary containing Keras layer configuration
    
    Throws:
    
    InvalidKerasConfigurationException - Invalid Keras config
    
    UnsupportedKerasConfigurationException - Unsupported Keras config
  - KerasBidirectional
```
public KerasBidirectional(Map<String,Object> layerConfig,
                          Map<String,? extends KerasLayer> previousLayers)
                   throws InvalidKerasConfigurationException,
                          UnsupportedKerasConfigurationException
```
    Constructor from parsed Keras layer configuration dictionary.
    
    Parameters:
    
    layerConfig - dictionary containing Keras layer configuration
    
    Throws:
    
    InvalidKerasConfigurationException - Invalid Keras config
    
    UnsupportedKerasConfigurationException - Unsupported Keras config
  - KerasBidirectional
```
public KerasBidirectional(Map<String,Object> layerConfig,
                          boolean enforceTrainingConfig,
                          Map<String,? extends KerasLayer> previousLayers)
                   throws InvalidKerasConfigurationException,
                          UnsupportedKerasConfigurationException
```
    Constructor from parsed Keras layer configuration dictionary.
    
    Parameters:
    
    layerConfig - dictionary containing Keras layer configuration
    
    enforceTrainingConfig - whether to enforce training-related configuration options
    
    Throws:
    
    InvalidKerasConfigurationException - Invalid Keras config
    
    UnsupportedKerasConfigurationException - Unsupported Keras config
- Method Detail
  - getUnderlyingRecurrentLayer
```
public Layer getUnderlyingRecurrentLayer()
```
    Return the underlying recurrent layer of this bidirectional layer
    
    Returns:
    
    Layer, recurrent layer
  - getBidirectionalLayer
```
public Bidirectional getBidirectionalLayer()
```
    Get DL4J Bidirectional layer.
    
    Returns:
    
    Bidirectional Layer
  - getOutputType
```
public InputType getOutputType(InputType... inputType)
                        throws InvalidKerasConfigurationException
```
    Get layer output type.
    
    Overrides:
    
    getOutputType in class KerasLayer
    
    Parameters:
    
    inputType - Array of InputTypes
    
    Returns:
    
    output type as InputType
    
    Throws:
    
    InvalidKerasConfigurationException - Invalid Keras config
  - getNumParams
```
public int getNumParams()
```
    Returns number of trainable parameters in layer.
    
    Overrides:
    
    getNumParams in class KerasLayer
    
    Returns:
    
    number of trainable parameters
  - getInputPreprocessor
```
public InputPreProcessor getInputPreprocessor(InputType... inputType)
                                       throws InvalidKerasConfigurationException
```
    Gets appropriate DL4J InputPreProcessor for given InputTypes.
    
    Overrides:
    
    getInputPreprocessor in class KerasLayer
    
    Parameters:
    
    inputType - Array of InputTypes
    
    Returns:
    
    DL4J InputPreProcessor
    
    Throws:
    
    InvalidKerasConfigurationException - Invalid Keras configuration exception
    
    See Also:
    
    InputPreProcessor
  - setWeights
```
public void setWeights(Map<String,INDArray> weights)
                throws InvalidKerasConfigurationException
```
    Set weights for Bidirectional layer.
    
    Overrides:
    
    setWeights in class KerasLayer
    
    Parameters:
    
    weights - Map of weights
    
    Throws:
    
    InvalidKerasConfigurationException

Class KerasBidirectional

Nested Class Summary

Nested classes/interfaces inherited from class org.deeplearning4j.nn.modelimport.keras.KerasLayer

Field Summary

Fields inherited from class org.deeplearning4j.nn.modelimport.keras.KerasLayer

Constructor Summary

Method Summary

Methods inherited from class org.deeplearning4j.nn.modelimport.keras.KerasLayer

Methods inherited from class java.lang.Object

Constructor Detail

KerasBidirectional

KerasBidirectional

KerasBidirectional

KerasBidirectional

Method Detail

getUnderlyingRecurrentLayer

getBidirectionalLayer

getOutputType

getNumParams

getInputPreprocessor

setWeights