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import numpy as np | |
from tensorflow.keras.datasets import fashion_mnist | |
from autoencoder_convonutional import Autoencoder | |
import matplotlib.pyplot as plt | |
# Import data | |
(x_train, _), (x_test, _) = fashion_mnist.load_data() | |
# Prepare input | |
x_train = x_train.astype('float32') / 255. | |
x_test = x_test.astype('float32') / 255. | |
x_train = np.reshape(x_train, (len(x_train), 28, 28, 1)) | |
x_test = np.reshape(x_test, (len(x_test), 28, 28, 1)) | |
# Convolutional implementation | |
autoencoder = Autoencoder() | |
autoencoder.train(x_train, x_test, 256, 50) | |
decoded_imgs = autoencoder.getDecodedImage(x_test) | |
# Convolutional implementation results | |
plt.figure(figsize=(20, 4)) | |
for i in range(10): | |
# Original | |
subplot = plt.subplot(2, 10, i + 1) | |
plt.imshow(x_test[i].reshape(28, 28)) | |
plt.gray() | |
subplot.get_xaxis().set_visible(False) | |
subplot.get_yaxis().set_visible(False) | |
# Reconstruction | |
subplot = plt.subplot(2, 10, i + 11) | |
plt.imshow(decoded_imgs[i].reshape(28, 28)) | |
plt.gray() | |
subplot.get_xaxis().set_visible(False) | |
subplot.get_yaxis().set_visible(False) | |
plt.show() | |
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