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Question

String attribute as component on pointcloud

  • May 21, 2026
  • 0 replies
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esietinga
Contributor
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I have 400 rasters i would like to convert to a single combined pointcloud for more efficient processing. Each raster has a specific piece of information about the hydrology of the subsoil (horizontal resistance, top of geologic layer, bottom of geologic layer, top of aquifer, bottom of aquifer, etc). To preserve the meaning of the individual values i would like to keep the name and type of the source raster as component values. This is where my problem/challenge lies. I can rename the original rater bands to a meaningful name, but because each raster only has a single band, the band value is by default used as the z-value. If I set the attributes to keep as component to an attribute containing the layer name, these are not kept on the pointcloud. I think this is because they contain string values and components in a pointcloud usually only contain numeric values , but then why can i configure it as being a string datatype?

 

The rasters are 2800 x 3250 Pixels with each pixel 100 x 100 m.

Running FME Form 2025.2