New answers tagged vector
2
votes
Connecting points to the nearest K polygons in QGIS
Very easy with Shortest line between features.
Points should be Input layer, and polygons Destination layer. Maximum number of neighbors=3.
THe output will be a line layer connecting each point the ...
- 67.1k
1
vote
Connecting points to the nearest K polygons in QGIS
To get the nearest points go to Processing, search for Nearest, then Join attributes by nearest. You can then input your two vector layers and specify the max nearest neighbours to 3.
- 465
4
votes
Finding overlapping polygons within the same layer in QGIS
You can use the Polygon Self-Intersection tool if you have SAGA installed.
Polygons: the input polygon layer
Identifier: the field name that you want to use to identify the intersected polygons.
...
- 40.3k
2
votes
Finding overlapping polygons within the same layer in QGIS
You can download the LF Tools plugin and run the Overlapping polygons tool.
I made a scratch layer with overlapping polygons (brown polygons) then ran the tool and it made a new layer of the parts ...
- 175
4
votes
Finding overlapping polygons within the same layer in QGIS
You can use the expression
array_length(overlay_intersects(@layer,$id))>0
Either use it via Select by Expression or run it in Extract by Expression to create a new layer containing the overlapping ...
- 32.6k
2
votes
Reason for existence of single parts vs. multipart layers
Firstly the single geometry objects have a simplicity of representation which takes up less storage and processing, and its likely they cover enough of the use cases to be worth implementing ...
- 61.6k
7
votes
Finding overlapping polygons within the same layer in QGIS
You can create a Virtual Layer with DB Manager which joins the table to itself on intersecting polygons, where the id isnt the same.
You need a unique identifier field, mine is named id. My layer is ...
- 67.1k
4
votes
Finding overlapping polygons within the same layer in QGIS
I suggest you run join attributes by location, with both inputs being your polygon layer, using "overlap" as condition and discard all features which haven't been joined to something. Now ...
- 15.5k
0
votes
Optimizing rasters and .mxd file to read them faster
built overviews and pyramids helped the most
EDIT:
Both helped in the same way because I tried my rasters as new raster and new dataset of rasters. They helped because they render low and different ...
0
votes
How to ensure a newly created layer displays on the canvas
world = []
for layer_num in range(60):
sum_rarities = 0
types_inlayer = []
layer = []
for type in block_types:
if type.in_layer(layer_num):
types_in_layer.append(...
- 1
Top 50 recent answers are included