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Why is the spherical harmonics (SH) order set to 3 instead of 2? #1133

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Golbstein opened this issue Jan 6, 2025 · 2 comments

Golbstein commented Jan 6, 2025

I tried reducing it to 2, and while this resulted in a model that was half the size, I didn't notice any visual differences.

irisfreesiri commented Jan 7, 2025

They shared some information about SH bands in another paper: Reducing the Memory Footprint of 3D Gaussian Splatting.

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Golbstein commented Jan 7, 2025

cool good to know, thx
https://repo-sam.inria.fr/fungraph/reduced_3dgs/

do you know how their webviewer is so smooth?

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