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Sinkhorn Iteration #5

@zhenyuzhouiu

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@zhenyuzhouiu

Thank you for your work! It gives me a more clear understanding of OT.

But I am new to the Sinkhorn iteration algorithm, and as I understand it, the iteration formula is as follows:
Screenshot 2022-12-12 114655
while K is:
image

However, on your code, I notice the formula is:
image

I have tried to derive the formula, but I cannot get the same equation.

I hope you can give me an answer, thanks!

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