Is there a comprehensive list of string based filters that the
lidR package supports in
readLAS()? For example:
filter = "-drop_z_below 0"
filter = "-drop_withheld"
I know there are many more ...
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Yes. The documentation of
readLAS() gives you all the required information
filterargument allows filtering of the point cloud while reading files. [...] The available filters are those from LASlib and can be found by running the following command:
rlas:::lasfilterusage(). (see also
So you can use