Shen001 comments

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                                            Shen001

how to transform my pose~

> The math seems straightforward but it is a bit complicated to get it right as debugging is quite hard. > > Having aid that, I will reiterate some points...

Grad strides do not match bucket view strides. This may indicate grad was not created according to the gradient layout contract, or that the param's strides changed since DDP was constructed. This is not an error, but may impair performance

same~still not fix？

DDP训练很慢

解决了吗，我倒是没卡住，但是单卡反而比多卡快一点。。。

Hello liuyuan, how to save mesh for nerf? Can I simply comment out the assertion?

楼主的效果看起来不错，准备做做导出mesh模型的工作吗？

不是大模型使用并行策略的效率大大降低！

了解~

分布式训练

明明是更慢~

分布式训练

> 当然，有nvlink自然是好的，但是这个成本很高，后来我换了lightning框架了。正解！~

how to close logger

i need clear log too，but set log_level is useless

this metric Pixel_Accuracy_Class is wrong

same confused？