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what is the pointcloud's scaling factor #33

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@happykk-coding

Hi
I use InstantSplat to reconstruct DexYCB dataset, and I get the point cloud. I find that the unit of point (x,y,z) is not in meter. I would like to ask if this point cloud has a scale factor , or other thing that I can use to align the point cloud to meter.
Since I want to use grasp network to grasp some object , it need metric point cloud.
Thank you so much :0 :) ☺️☺️☺️☺️☺️☺️☺️☺️

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  1. zhanglk9 commented on Nov 1, 2024

    @zhanglk9

    Hi I use InstantSplat to reconstruct DexYCB dataset, and I get the point cloud. I find that the unit of point (x,y,z) is not in meter. I would like to ask if this point cloud has a scale factor , or other thing that I can use to align the point cloud to meter. Since I want to use grasp network to grasp some object , it need metric point cloud. Thank you so much :0 :) ☺️☺️☺️☺️☺️☺️☺️☺️

    Have you solved this problem? I have the same problem!

  2. kairunwen commented on Dec 28, 2024

    @kairunwen
    Contributor

    @happykk-coding @zhanglk9, Hi, you can use this function to obtain scale_factor, and align the point cloud to meter.

  3. Enzo-Kerkhof commented on Feb 17, 2025

    @Enzo-Kerkhof

    Sorry to maybe ask a simple question, but this function requires 2 inputs right? So how would one obtain the scale factor for the point cloud to meters if you only have. Single output from an inference?

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