[R-sig-Geo] How to randomly select polygons

mgm mgm mgm917391 @end|ng |rom gm@||@com
Wed Sep 25 03:21:25 CEST 2024


You could also draw a random spatially balanced sample of polygons using
the the R spsurvey package.
https://cran.r-project.org/web/packages/spsurvey/index.html

Mike

On Monday, September 23, 2024, Manuel Spínola <mspinola10 using gmail.com> wrote:
> Thank you very much Dexter.
>
> Manuel
>
> El lun, 23 sept 2024 a las 16:29, Dexter Locke (<dexter.locke using gmail.com>)
> escribió:
>
>> or in a tidy way
>>
>> nc  <- sf::st_read(system.file("shape/nc.shp", package = "sf"))
>>
>> nc_10 <- nc |> dplyr::sample_n(10)
>>
>> -Dexter
>>
>> On Sep 23, 2024, at 5:55 PM, Josiah Parry <josiah.parry using gmail.com> wrote:
>>
>> nc  <- sf::st_read(system.file("shape/nc.shp", package = "sf"))
>>
>>
>
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