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Results tagged with shapefile
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user 71247
A vector data storage format for storing the location, shape, and attributes of geographic features. Often referred to as 'an ESRI shapefile', as ESRI developed it.
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Are the CORINE Landcover datasets available by country?
I would like to have a shapefile for the Netherlands specifically.
http://land.copernicus.eu/pan-european/corine-land-cover/clc-2012/view
Hope you can help …
- 341
1
vote
1
answer
967
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How to count the number of points in a polygon by a grouping variable in R?
I am interested in calculating the proportion of GPS points that fall within protected areas. I can do this with my full data set with the code I show below.
However, I would like to group this data …
- 341
3
votes
2
answers
83
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Why is my count in polygon number greater than the number of raw data points?
I'm working with GPS points and want to count how many of them fall within protected areas of 4 countries in Southern Africa (Eswatini, Zimbabwe, Mozambique and South Africa). I get the shape files fo …
- 341
1
vote
1
answer
281
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Dissolving large shapefiles of protected areas in R
My overall aim is to measure the number of GPS points that overlap with protected areas. I am using the protected planet database to source my shapefiles for Ireland and the UK.
I don't need any detai …
- 341
2
votes
1
answer
102
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How can I count the number of countries my GPS data fall into?
I'm working with GPS data in R from different studies and would like to list the countries that each study covers. I can easily map the data using leaflet but I'm not sure how to extract the countries …
- 341
3
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1
answer
2k
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Measuring percentage overlap between home ranges and another shape file in R
I have tracking data from multiple animals and I have created kernel density estimates of their home ranges. I want to find out the proportion of each home range area that falls within protected areas …
- 341
2
votes
1
answer
2k
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Extracting the attributes of one shapefile from the overlap of another using sf
raster = 10000
)
#' load in the cleaned version which is in Albers Equal Area
#' this is the taken from the protectedplanet and projected to albers equal area
merged_Africa_tranform <- read_sf("shapefile …
- 341
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Accepted
Extracting the attributes of one shapefile from the overlap of another using sf
The comment put me on the right track. This worked for me:
ID1_parks <- st_intersection(hr_isopleths(dbbmm$ID1, level = 0.95),merged_Africa_tranform)
And then I can extract the names etc. of the vari …
- 341
1
vote
0
answers
422
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Get overlapping area between polygons by group rather than total area using the sf package i...
10000
)
#' load in the cleaned version which is in Albers Equal Area
#' this is the taken from the protectedplanet and projected to albers equal area
merged_Africa_tranform2021 <- read_sf("shapefile …
- 341