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2 votes
2 answers
132 views

Compile 4 bands in separate images QGIS

I'm struggling with a multispectral drone imagery composition in QGIS. Each drone's camera shot creates 5 images: RGB (don't caring right now), NIR, green, red edge and red. I need to do a composite ...
Deskrub's user avatar
  • 23
0 votes
1 answer
71 views

QGIS Split Vector Layer By Multiple Attributes

I am working on a fiber network file and would like to be able to split a point shapefile by multiple attributes, three to be exact. I can "Select Features by Value" and export each one but ...
OregonBladez's user avatar
0 votes
0 answers
128 views

How to delete multiple features from multiple layers in QGIS at once?

I want to delete multiple layers containing points, lines, polygons together. According to my research, the tools in qgis can only delete features of the active layer together, is there a method or ...
hamid barati's user avatar
3 votes
1 answer
206 views

How to rotate multiple features from multiple layers in QGIS at once?

I want to rotate multiple layers containing points, lines, polygons around a point. According to my research, the tools in qgis can only rotate the features of the active layer together, is there a ...
hamid barati's user avatar
0 votes
2 answers
69 views

How do you add information to a polygon from multiple polygons based on location in QGIS?

I have a couple of points and have made a buffer layer of 1km around each point, which contain information about which point it represents. I have another raster layer (containing information ...
Mango11Tango's user avatar
0 votes
1 answer
31 views

Interpreting r.regression.multi

I cannot find a source that explains how to interpret the output of r.regression.multi. Can someone explain what the different lines mean; specifically how do I see if the results are significant? X=...
kar-g's user avatar
  • 15
1 vote
1 answer
151 views

How to change the opacity of multiple polygon of one layer at a time?

I'm using QGIS 3.22. I have a shapefile with 290 polygons and wanted to change the opacity of 205 polygons(selected) at a time. How is it possible?
Sonny Shankhary's user avatar
1 vote
1 answer
238 views

Adding multiple points using Excel data in QGIS

How can I add more that one point to a specific location (defined by lat and long coordinates) using an Excel file? My table looks like this: City name Latitude Latitude A1 A2 A3 New York 40.785591 -...
Catalin Alexa's user avatar
0 votes
0 answers
52 views

Comparing two point layers - want to make out point within a certain distance

I just started playing with GIS. A project I came up with, which I personally would find interesting is to find plots which within a certain distance to the high voltage power cables. I have the point ...
Tobias Lind's user avatar
1 vote
1 answer
85 views

How to Mosaic to Raster multiple combinations in dataset

I am trying to Mosaic to Raster differing combinations of rasters based on portions of their names. I have only rasters in a GDB for with the following naming convention example: g203_DEP_0035Y_OW_LS, ...
Lance Katan's user avatar
3 votes
1 answer
383 views

Creating multiple inner buffers in QGIS

How can I create a multiple inner (negative) buffer of a polygon layer that starts from an initial distance and repeats n times at a fixed distance? The result should be independent polygons. Ex: I ...
david's user avatar
  • 113
2 votes
1 answer
85 views

How to efficiently digitize objects in a PostGIS table with more than one geometry column in QGIS?

I have a PostGIS table with more than one geometry column (here: 2), like One geometry is allways set, the other(s) may or may not be set: In QGIS these come as two distinct layers, in my case one ...
Jochen Schwarze's user avatar
4 votes
3 answers
1k views

Generating DEM from multiple, adjacent .LAS files using QGIS

I have less than a dilettante's knowledge of GIS, but a friend showed me a Digital Elevation Model (DEM) image of some land and I thought that I would like to give it a try. I downloaded the latest ...
Joseph Davoli's user avatar
0 votes
1 answer
771 views

Looping through multiple gdbs and shapefiles in ArcGIS with ArcPy?

I am trying to get my script to loop through a folder of shapefiles and a folder of gdbs. I need it to compare the name of the shapefiles and gdbs and if they match to continue on to loop through the ...
Mackenzie's user avatar
1 vote
1 answer
247 views

Joining CSV tables by multiple attributes

I am using QGIS 3.16 I have a shapefile with an attribute table containing regions, district-numbers and building-numbers and I have an additional table (CSV) that (besides other relevant information) ...
Kevin_S2021's user avatar
0 votes
2 answers
417 views

Displaying multiple labels of point using QGIS

I work with a stitch layer under QGIS. For each point, a variable containing 4 labels. Using point group symbology, I can display the value of a cluster for a label. To display the 4 values, I need to ...
fcka's user avatar
  • 919
2 votes
0 answers
84 views

Showing multiple GPS devices at the same time in QGIS

Is it possible to show multiple live GPS devices at the same time in QGIS?
Frank's user avatar
  • 21
0 votes
0 answers
585 views

How to multiply one NetCDF file to multiple NetCDF files

I have one NetCDF file (region.nc) that I want to multiply to multiple NetCDF files such as the one in the picture using -mul from CDO.: The output should be new NetCDF files resulting from the ...
Sui's user avatar
  • 25