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Why "sample = sample.detach().requires_grad_()" #10

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MrTornado24 opened this issue Jun 14, 2023 · 0 comments

MrTornado24 commented Jun 14, 2023

Hey, thanks for your impressive work! As the title, I want to ask why you cut off the grad of sample in

NeuralLift-360/nerf/sd_clipguide.py

Line 155 in 942e4c1

sample = sample.detach().requires_grad_()

Doing so, the grad of the sample cannot be backward to NeRF. Is that reasonable?

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