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15 votes
2 answers
29k views

How to calculate the polygon area and create a column of results in R

I'm working with shapefile in R and I need to calculate the polygons' area that I created by Gdiference function, So ,now I need to create a column with the size of freshly polygons created, because ...
Kledson Lemes's user avatar
5 votes
2 answers
246 views

Calculating area of intersection of two segmented polygons in QGIS

I have two sets of polygons. One contains villages, the other farming areas. There can be several farming areas in one village. Crucially, there can be cross-village farming areas. My approach to get ...
kemajuan's user avatar
3 votes
1 answer
188 views

Calculating field while dissolving in ArcMap

I have two polygon Layers, A and B correspondingly. The polygons of B are lying on top of layer A and also overlapping the polygons of A (I made an example of the attribute table for better ...
Skane's user avatar
  • 305
2 votes
1 answer
960 views

Calculating distances between buildings, plots and road network

I have three layers, see image below: A polygon layer containing building outlines (Purple) A polygon layer containing plot outlines (Yellow) A polyline layer showing the road network ( Red) What I ...
SVB's user avatar
  • 21
2 votes
1 answer
395 views

Inherited values between polygons in QGIS [duplicate]

In this project, I have three polygons, see the image below 'Polygons_From', includes input attributes, i.g. "Value_1", "Value_2", "Value_3", and $area for each quadrate ...
Taras's user avatar
  • 33.9k
2 votes
0 answers
54 views

Calculate side of a polygon that touches another feature [duplicate]

How can I measure the length of the side of a polygon that touches another feature (calculate from A to B on the image below)? I'm creating and measuring lines to figure out the lenght of the '...
diegomatias's user avatar
0 votes
1 answer
759 views

Weighted average of areas within zones

I have a fishnet that defines my zones for my analysis, and am interested in the area of different hydrologic soil groups (A, B, C, D) within these zones. Each soil group has a corresponding score (1, ...
nso921's user avatar
  • 63