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CFG is right? #22

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Edward0Liu opened this issue Feb 16, 2023 · 1 comment
Open

CFG is right? #22

Edward0Liu opened this issue Feb 16, 2023 · 1 comment

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@Edward0Liu
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In the paper, CLASSIFIER-FREE DIFFUSION GUIDANCE, epsilont = (1 + w)epsilonθ(zt, c) - wepsilonθ(zt).
But, codes's epsilont = lerp(epsilonθ(zt), epsilonθ(zt, c), w) = (1 - w)*epsilonθ(zt) + epsilonθ(zt, c)?
Am I right? Are those two the same?
Just a issue.
@dome272
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dome272 commented Mar 25, 2023

Yea they should be the same

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@dome272 @Edward0Liu