thu-ml / prolificdreamer

ProlificDreamer: High-Fidelity and Diverse Text-to-3D Generation with Variational Score Distillation (NeurIPS 2023 Spotlight)
https://ml.cs.tsinghua.edu.cn/prolificdreamer/
Apache License 2.0
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关于NeRF优化的一些疑问 #17

Open 1031051895 opened 3 months ago

1031051895 commented 3 months ago

你好,我想问一下,为什么在sd.py中将grad传给了latents,但是执行了self.scaler.scale(loss).backward()后latents的值还是没有变化,请问VSD优化的对象是什么。

thuwzy commented 3 months ago

优化的是3D模型的参数