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lzh1998-jansen avatar lzh1998-jansen commented on June 10, 2024

确定是这样吗?

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XiShuFan avatar XiShuFan commented on June 10, 2024

确定是这样吗?

我对这段代码进行了可视化分析,这样修改后是符合我的预期的,如有不对请多指正!

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ypqlvkxx avatar ypqlvkxx commented on June 10, 2024

确定是这样吗?

我对这段代码进行了可视化分析,这样修改后是符合我的预期的,如有不对请多指正!

训练效果如何吗?

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haozhi1817 avatar haozhi1817 commented on June 10, 2024

fps_idx 和 new_xyz不就是同一个东西吗?你的这个写法和作者的写法差别在哪儿呢?或者说作者的写法为什么不满足你说的“球采样应该是在半径范围内,选择距离当前点最近的点。”?

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LuoWalker avatar LuoWalker commented on June 10, 2024

@haozhi1817 原版代码里的排序不是按照index吗?并不是按照距离。
我认为的源代码中的逻辑是:先过滤符合距离条件的点,然后选了前nsample个索引号较小的点。
如有不对,请多指正,谢谢。

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