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Added swish activation function in mapToActivation 

Swish function already implemented, and accounted for in getActivationFunction, just not for in the if-else chain of mapToActivation
master
Rhys 2020-03-24 12:56:53 +13:00
parent 7c05928185
commit ebe413267b
2 changed files with 3 additions and 0 deletions
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1
deeplearning4j/deeplearning4j-modelimport/src/main/java/org/deeplearning4j/nn/modelimport/keras/config/KerasLayerConfiguration.java
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@ -334,6 +334,7 @@ public class KerasLayerConfiguration {
private final String KERAS_ACTIVATION_SIGMOID = "sigmoid"; private final String KERAS_ACTIVATION_SIGMOID = "sigmoid";
private final String KERAS_ACTIVATION_HARD_SIGMOID = "hard_sigmoid"; private final String KERAS_ACTIVATION_HARD_SIGMOID = "hard_sigmoid";
private final String KERAS_ACTIVATION_LINEAR = "linear"; private final String KERAS_ACTIVATION_LINEAR = "linear";
private final String KERAS_ACTIVATION_SWISH = "swish";
private final String KERAS_ACTIVATION_ELU = "elu"; // keras 2 only private final String KERAS_ACTIVATION_ELU = "elu"; // keras 2 only
private final String KERAS_ACTIVATION_SELU = "selu"; // keras 2 only private final String KERAS_ACTIVATION_SELU = "selu"; // keras 2 only

2
deeplearning4j/deeplearning4j-modelimport/src/main/java/org/deeplearning4j/nn/modelimport/keras/utils/KerasActivationUtils.java
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@ -63,6 +63,8 @@ public class KerasActivationUtils {
dl4jActivation = Activation.HARDSIGMOID; dl4jActivation = Activation.HARDSIGMOID;
} else if (kerasActivation.equals(conf.getKERAS_ACTIVATION_LINEAR())) { } else if (kerasActivation.equals(conf.getKERAS_ACTIVATION_LINEAR())) {
dl4jActivation = Activation.IDENTITY; dl4jActivation = Activation.IDENTITY;
} else if (kerasActivation.equals(conf.getKERAS_ACTIVATION_SWISH())) {
dl4jActivation = Activation.SWISH;
} else { } else {
throw new UnsupportedKerasConfigurationException( throw new UnsupportedKerasConfigurationException(
"Unknown Keras activation function " + kerasActivation); "Unknown Keras activation function " + kerasActivation);