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31 lines
679 B
31 lines
679 B
from constellation import util
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import torch
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from matplotlib import pyplot
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import matplotlib
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from mpl_toolkits.axisartist.axislines import SubplotZero
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# Number learned symbols
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order = 16
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# Color map used for decision regions and points
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color_map = matplotlib.cm.Dark2
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# File in which the trained model is saved
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input_file = 'output/constellation-order-{}.pth'.format(order)
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# Restore model from file
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model = torch.load(input_file)
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model.eval()
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# Setup plot
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fig = pyplot.figure()
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ax = SubplotZero(fig, 111)
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fig.add_subplot(ax)
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util.plot_constellation(
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ax, model.get_constellation(),
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model.channel, model.decoder,
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grid_step=0.001, noise_samples=0
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)
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pyplot.show()
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