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关于模型SFT的问题 #13

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@raoqiang

很好的工作, 感谢, 请问下, 我在使用已有模型进行SFT, 我看dataloader里面的做法和论文说法不是很一样, dataloader是随机取6个材质图, 然后,再随机取三种光照的图像作为reference, 论文中说, 会有个consistent loss, 会取15度范围内的两张图作为一个pair, 这个在dataloader怎么体现的, 还有pbr target图是随机从渲染的图里取的吗? pbr材质和reference的渲染角度是不一样的吗? 是球面上均匀取的吗?

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