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vmarkovtsev/visualize_lanczos_kernel.py

Last active November 27, 2019 22:03
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visualize_lanczos_kernel.py
# The kernel size is 15 instead of 5 for greater detail.
dim = 15
kernel = np.squeeze(create_lanczos_resize_kernel(dim).numpy()[:, :, 0, 0])
plt.contourf(np.linspace(-dim, dim, dim * 2 + 1), np.linspace(-dim, dim, dim * 2 + 1), kernel)
plt.colorbar()
plt.show()
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