All Questions
36
questions
0
votes
2
answers
24
views
How to use ogr2ogr -clipdstsql?
This works (A),
$ ogrinfo -dialect SQLITE -sql
"SELECT ST_Buffer(ST_GeomFromText('POLYGON ((120.81313 24.18337 ...
Layer name: SELECT
OGRFeature(SELECT):0
POLYGON ((120.702569638856 24....
- 418
0
votes
0
answers
33
views
Deleting all adjacent small road lines perpendicular to buffer using ArcGIS Pro
I am using ArcGIS Pro 3.1.2. I clipped all road lines inside a buffer. However, some small adjacent road segments are within the network.
Is there a tool or option that can get rid of this small part ...
- 321
0
votes
0
answers
132
views
Fixing Error 1 "side location conflict" using clip raster by mask layer
I use QGIS version 3.34.3 and Windows 10.
what I did so far:
I downloaded the data from COSMOS Europe here: https://doi.tereno.net/landingpage/doi/https%3A%2F%2Fapi.datacite.org%2Fdois%2F10.34731%...
- 9
5
votes
1
answer
49
views
Clipping buffers to joined polygons in QGIS
I have two vector layers in QGIS:
a layer containing building outlines for houses
a layer containing parcel outlines for properties
I used a spatial join (join attributes by location) to connect the ...
4
votes
1
answer
163
views
Gdalwarp clip with negative buffer
Is there any simple way to change this command:
gdalwarp -tr 10 10 -cutline "shape.shp" -crop_to_cutline -of GTiff "S1A_IW_GRDH_1SDV_20200719T161950_20200719T162015_033526_03E28C_C720....
- 344
4
votes
2
answers
456
views
Cropping Voronoi polygons to specific distance from input points using QGIS
The Voronoi polygon algorithm propagates the polygons to the extent of the input layer (the points), which means some massive polygons. The majority of those massive polygons are nonsense data - we ...
- 1,079
0
votes
1
answer
49
views
How to count points in non-overlapped region of buffer?
so this is a continuation of a previous post I had, but I think I have figured out a more streamlined approach. I think the questions is now different enough to warrant its own post. The challenge is ...
0
votes
1
answer
182
views
Clip (Modify Features) aggregates nearby geometry using ArcGIS Pro
I have a large polygon that contains several other (smaller) polygons. Some of these smaller polygons also intersect with each other but they all at least 'touch' the larger polygon.
I want to clip ...
- 1
0
votes
0
answers
41
views
Clipping 5 km area of watershed upstream from outlet using ArcMap
I am using ArcMap.
I have the delineated watersheds for more than 200 sites. What I need is to clip the 5-km area upstream of the sites. https://i.sstatic.net/S19Me.jpg.
I cannot do this manually for ...
- 11
2
votes
1
answer
238
views
Invalid geometry - lines
In QGIS I'm attempting to create a buffer zone around a number of connected lines, then use the buffer layer to clip another layer. The lines features were provided as a shape file, and buffering ...
- 91
0
votes
0
answers
22
views
Clip overlapping polygon [duplicate]
I do have an overlapping polygon shapefile of different radius. I want to clip a polyline for each fid individually. How is that possible in ArcGIS?
- 1
8
votes
1
answer
176
views
How to create mutually clipping polygons
Is it possible to create buffers (in my case, but polygons in general also) that would create a boundary at their point of contact ? (so that they don't overlap on each other).
Like this (from left to ...
- 633
1
vote
1
answer
126
views
Clip polygon with nothing more than a point as starting point
Quite a straightforward question:
I have a point layer that consists of a few thousand points. These points are heterogeneously positioned in or very close to polygons that are water bodies. These ...
- 71
1
vote
0
answers
137
views
Calculating area of land cover within 30m of streams for whole U.S.?
I'm trying to do a very simple analysis where I need to find all land cover of a certain type within 30 meters of a stream. I have a raster from the National Land Cover Database (NLCD) from which I've ...
- 113
0
votes
1
answer
437
views
Resample rasters after buffering in R
I have a raster stack that has NULL values from applying a focal buffer. They're not NA values but 0. Each layer shares the same extent, but the layers with the larger buffer widths have more 0 values ...
- 312