encoded_imgs = encoder.predict(x_test)
decoded_imgs = decoder.predict(encoded_imgs)
n = 10
plt.figure(figsize=(20, 6))
for i in range(n):
# display original
ax = plt.subplot(3, n, i + 1)
plt.imshow(x_test[i].reshape(28, 28))
plt.gray()
ax.get_xaxis().set_visible(False)
ax.get_yaxis().set_visible(False)
# display reconstruction
ax = plt.subplot(3, n, i + 1 + n)
plt.imshow(encoded_imgs[i].reshape(6, 6))
plt.gray()
ax.get_xaxis().set_visible(False)
ax.get_yaxis().set_visible(False)
# display reconstruction
ax = plt.subplot(3, n, i + 1 + 2*n)
plt.imshow(decoded_imgs[i].reshape(28, 28))
plt.gray()
ax.get_xaxis().set_visible(False)
ax.get_yaxis().set_visible(False)
plt.show()
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