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Add informative comments #196

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Add informative comments #196

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4f7ec4c
Add informative comments
OverLordGoldDragon Sep 17, 2019
cdba216
Inserted spaces to appease Travis
OverLordGoldDragon Sep 17, 2019
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18 changes: 10 additions & 8 deletions examples/keras_examples/optimization_example.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
from keras.models import Sequential
from keras.wrappers.scikit_learn import KerasClassifier


## INITIAL HYPERPARAMETERS MODEL
def _build_fn_experiment(input_shape):
model = Sequential(
[
Expand All @@ -19,18 +19,20 @@ def _build_fn_experiment(input_shape):
model.compile(optimizer="adam", loss="binary_crossentropy", metrics=["accuracy"])
return model


## HYPERPARAMETER OPTIMIZER
def _build_fn_optimization(input_shape):
model = Sequential(
[
Dense(
Integer(50, 150),
kernel_initializer="uniform",
input_shape=input_shape,
activation="relu",
Integer(50, 150), # TO OPTIMIZE: Dense 'units', from 50 to 150, in integer values
kernel_initializer="uniform", # FIXED (no optimization)
input_shape=input_shape, # FIXED
activation="relu", # FIXED
),
Dropout(Real(0.2, 0.7)),
Dense(1, kernel_initializer="uniform", activation=Categorical(["sigmoid", "relu"])),
Dropout(Real(0.2, 0.7)), # TO OPTIMIZE: Dropout rate, from 0.2 to 0.7, in real values
Dense(1, # FIXED
kernel_initializer="uniform", # FIXED
activation=Categorical(["sigmoid", "relu"])), # TO OPTIMIZE: Dense activation, one of "sigmoid", "relu"
]
)
model.compile(
Expand Down