Questions tagged [voxel]

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ArcGIS Pro - Voxel layer doesn't show even though all coordinate systems match

I created a NetCDF file and then added it as a multidimensional voxel layer to ArcGIS Pro. I then got this warning: Voxel layer can only be drawn in local scenes with the same coordinate system as ...
Horse's user avatar
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ArcGIS Pro says that NetCDF file has NaN NoData

I want to add a multidimensional voxel layer to ArcGIS Pro. When I do so, I'm getting this error: I'm not sure why this happens. First, when I print out the netCDF4 Dataset in Python, I get this, ...
Horse's user avatar
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Bringing voxel from ArcGIS Pro/Online to Unity

I'd like to bring a voxel visualization from ArcGIS Pro or ArcGIS Online into Unity, and then from there add interactions from the Mixed Reality Toolkit to allow for exploration in XR. However, I can'...
Horse's user avatar
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How create voxel 3d (x,y,z,attribute) in GRASS GIS from CSV file

I have a csv file with (x,y,z,attribute) x,y,z,attribute are float value, and I want to do a voxel 3D in Grass Gis, the documentation and examples are poor, so please I need some help. I am using ...
etorresm's user avatar
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1 answer
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Exporting voxel sections to raster in ArcGIS Pro [closed]

I need to perform some algebra in voxel sections resulting from EBK 3D (NetCDF file). I need to calculate a mean section and standard deviation, and to do that I need to export the sections to raster. ...
JCV's user avatar
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2 votes
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87 views

Keypoint generation in 3D point clouds with Deep Learning

I have a huge dataset of 3D point clouds (each point consists of X,Y,Z coordinates) and another dataset with keypoints (also X,Y,Z) which lie on quite recognizable structures in the point cloud. As a ...
nmb's user avatar
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1 answer
202 views

Using lidR to calculate the number of null voxels

I have a number of LAS files (750+). I am using the package lidR to extract different metrics. I am using the following function to calculate the number of voxels in each files that contain a LiDAR ...
richard.turner's user avatar
1 vote
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152 views

Voxel layer ArcGIS

This is the Python code to create a NC file using xarray library and NetCDF4. However, when it was loaded as a voxel layer in ArcGIS Pro, it wasn't able to display all the data. Only 4 data points ...
TanFuYu's user avatar
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2 votes
1 answer
181 views

Adding RGB attributes to voxel

How can I add the RGB attributes to a voxel object? The idea is to give RGB to the colorargument inside the plot function in lidR. And still have the attribute Z as the legend in the RGLwindow. The ...
Arthur_Morgan's user avatar
4 votes
1 answer
461 views

Using lidR to count number of pulse returns at different intervals?

I am trying to get the number of pulse at different height interval. I have used the lidR package to do this before with the code below but it seems that recent update in the package breaks my code. ...
Selena Chavez's user avatar
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GRASS GIS - V.VOL.RST avoid segmentation (paneling)

In order to reduce the segmentation effect where the interpolation appears to have different square regions, is this due to segment that are too small (segmax?). Is the solution to avoid this to ...
fanfanGis's user avatar
2 votes
0 answers
358 views

Optimal Voxel Database Schema in PostGIS

I have a database of point data in PostGIS that I'd like to work with as voxel data. For each voxel, the value would be the number of particles within its volume. Let's say for the sake of argument ...
empireryan's user avatar