Matthew Tancik

I think there are two issues you are potentially running into the with nerfacto model. The first is that nerfacto uses scene contraction - https://docs.nerf.studio/en/latest/nerfology/model_components/visualize_spatial_distortions.html This could be warping the...

> Once I calculate the SfM, how can I calculate the depth map only from the point cloud? And how to export them? Given the cameras from SfM, you can...

Sorry you are having trouble with installation. For tinycudann installation issues I suggest looking through the ones reported in the tiny-cuda-nn github to see if any match your error -...

Does `/DATA2/xiaoquan.wang/nerfstudio/data/own_data/pic_tmp/` exist and what files are in there?

Its not currently possible, but shouldn't be too hard to expand the compatibility. Happy to take PRs for this functionality.

Can you post the entire error.

It looks like your dataset doesn't point to any depth data. They should be included in the `transforms.json` - https://docs.nerf.studio/en/latest/quickstart/data_conventions.html#depth-images

Closing, feel free to reopen if it is still and issue.

How did you create the Gaussians? Can you try printing the types of `mask`, `positions.cov` and `jc_means`

It seems like the pose will only go to `nan` if all of the cameras a located at the origin (which is not supported by NeRF). I just tested by...