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import numpy as np | |
from keras.models import Sequential, model_from_json | |
from keras.layers import Dense, Dropout, Activation | |
from keras.optimizers import SGD, Adam | |
def fizzbuzz(i): | |
if i % 15 == 0: return np.array([0, 0, 0, 1]) | |
elif i % 5 == 0: return np.array([0, 0, 1, 0]) | |
elif i % 3 == 0: return np.array([0, 1, 0, 0]) | |
else: return np.array([1, 0, 0, 0]) | |
def bin(i, num_digits): | |
return np.array([i >> d & 1 for d in range(num_digits)]) | |
NUM_DIGITS = 7 | |
trX = np.array([bin(i, NUM_DIGITS) for i in range(1, 101)]) | |
trY = np.array([fizzbuzz(i) for i in range(1, 101)]) | |
model = Sequential() | |
model.add(Dense(64, input_dim = 7)) | |
model.add(Activation('tanh')) | |
model.add(Dense(4, input_dim = 64)) | |
model.add(Activation('softmax')) | |
model.compile(loss = 'categorical_crossentropy', optimizer = 'adam', metrics = ['accuracy']) | |
model.fit(trX, trY, epochs = 3600, batch_size = 64) | |
import onnxmltools | |
onnx_model = onnxmltools.convert_keras(model, target_opset=0) | |
onnxmltools.utils.save_model(onnx_model, 'fizzbuzz.onnx') |
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