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The formulation of Diffusion Convolution is wrong #14

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hazdzz opened this issue Jan 25, 2021 · 1 comment
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The formulation of Diffusion Convolution is wrong #14

hazdzz opened this issue Jan 25, 2021 · 1 comment

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@hazdzz
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hazdzz commented Jan 25, 2021

In DCRNN, there is no diffusion process in the graph, because we cannot find any restart probability alpha in the code. Here, I offer a correct Diffusion Matrix as below:

GDC(PPR)
@yuqirose
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The probabilities are absorbed into the trainable weights in the neural networks.

@yuqirose yuqirose mentioned this issue Mar 12, 2021
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@yuqirose @hazdzz