question about the Low-Pass filter

jychoi118 / ilvr_adm

ILVR: Conditioning Method for Denoising Diffusion Probabilistic Models (ICCV 2021 Oral)

MIT License

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question about the Low-Pass filter #36

Open silvester666 opened 4 months ago

silvester666 commented 4 months ago

Hello, I noticed that in the code implementation, the Low-Pass filter module is implemented using a downsampling algorithm. Could you please explain the reason for this implementation choice?