Questions tagged [calculate]
The calculate tag has no usage guidance.
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How to calculate attributes for SLD with GeoServer [duplicate]
When I use <ogc:Literal>5+5</ogc:Literal>, the calculation does not work. Is there a way to perform calculations in GeoServer SLD?
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Polygon envelope. Contour and total surface
I'm starting out using ArcGIS and I don't know how to get the perimeter of a polygon set.
The resulting layer has to be the total surface area of the polygons that form it. could someone tell me how ...
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QGIS - calculate area of intersecting features or features within Atlas_geometry
I have a layout controlled by atlas by parcel numbers. Within the parcel numbers are geometries from another layer "IAN". I would like to sum the areas of the geometries within the ...
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Google Earth Engine: Calculate protected areas with WDPA dataset
I want to calculate protected areas in a region. My procedure was to convert the WDPA data set into an image and then calculate the area using the reducer.sum function. My problem is that my pixel ...
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Reprojecting before Calculating Area in Google Earth Engine
I want to calculate the area of forest loss in a region. Is it necessary to reproject first and, if so, is the following code for calculating the area correct?
var Forest_Change = ee.Image("UMD/...
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Calculating specific sides/edges of polygons
I've a large dataset with different polygons totaling on 2372460 m2. I'm interesting in calculating the sides (in m1) of certain categories of polygons.
A case would be the sides of a form of green-...
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Measuring study area of elevational ranges in raster file in QGIS
I have a DEM layer with elevation ranges of -413-5593 m, just as seen below.
Then I determined the altitude between 4100 and 5400 m using symbology and band rendering, got the map below and the ...
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QGIS - row numbers by location
Is there a possibility to add continuous numbers in a seperated row that based on their location? Like f.e. from north to south, or left to right. i used row_number, but the numbers seem to be ...
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QGIS calculate area automatically
Is there a way to calculate area automatically when I edit a polygon? I mean, is there any function there I can use on area field and update itself when I finish editing?