[GRASS-user] 3D unstructured Grid

[Francois Chartier]

Hi Vaclav,

other questions:
how many data points did you use, and
how many grid cells in the 3d grid ?



Le lun. 1 oct. 2018 à 22:01, Vaclav Petras <wenzeslaus at gmail.com> a écrit :

> On Sat, Sep 29, 2018 at 4:45 PM Francois Chartier <fra.chartier at gmail.com>
> wrote:
>
>> Can Grass GIS create a 3D unstructured grid based on a 3D point data set ?
>>
>
> All data and visualizations at the following website were created in GRASS
> GIS including a 3D regular grid (3D raster in GRASS GIS) interpolated from
> a set of 3D points (vector which is 3D, i.e. with z, in GRASS GIS). Points
> were soil properties measurement at different depths, 3D raster is then
> continuous representation of a selected property.
>
> https://geospatial.ncsu.edu/geoforall/multidim-geovis.html
>
> Module used for interpolation was v.vol.rst:
>
> https://grass.osgeo.org/grass74/manuals/v.vol.rst.html
>
> Vaclav
>
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