All Questions
83
questions
0
votes
0
answers
12
views
Create a trendline variable
i'm looking for create a variable with the linear fit data, so i can add to the map layer the new raster map with this band (variable), do you know how to do this?
i want to create a raster where ...
0
votes
1
answer
25
views
What does the "-1" in GeoServer "Maximum number of granules to load" / "MaxAllowedTiles" mean?
I'm trying to set an ImageMosaic layer in GeoServer. The default value of the field Maximum number of granules to load is -1. Is it the same with the MaxAllowedTiles found in some examples in the net? ...
- 214
1
vote
0
answers
33
views
QGIS - getting the graphics from the OSM standard to polygon representing my research area
I´m new to QGIS and are trying to make a copy of a certain area:
But I want the graphics and scale to follow along from the original map. Not just retrieve a single color polygon.
The polygon is I ...
3
votes
1
answer
110
views
Having layers on top of hillshade in QGIS
I am currently trying to import some OSM data into QGIS and styling it a bit. For what I want to do, it's necessary to have a hillshade and some contour lines, which i both managed to create following ...
- 31
0
votes
1
answer
144
views
How to get the point of highest elevation inside a radius on a raster (PyQGIS)
I need to run some calculations on some raster points, as I'm trying to find the highest point in a given radius around where the mouse is clicked. So far I've managed to get the X and Y coordinates ...
- 95
1
vote
2
answers
67
views
QGIS Count values between two numbers inside a polygon in another layer
I have 2 layers.
LayerA are multiple polygons of the area that i'm evaluating (Red boundarys).
LayerB is a MSAVI raster to vector with the data (multicolor greens - blues).
I want to calculate the ...
- 87
1
vote
1
answer
684
views
QGIS - How can I combine two rasters on top of each other
In QGIS I have 2 rasters, let's call them LowQuality and HighQuality.
I have a large area of LowQuality data, and some HighQuality data which should substitute the LowQuality data in those cells.
In ...
- 13
1
vote
2
answers
68
views
Naming clipped files from layer mask?
I have to clip a quite large raster (corn crops) into individuals rows. It's working fine with the "Clip raster by mask layer" tool with a grid I created.
However, I need the clipped images ...
- 69
1
vote
0
answers
60
views
QGIS - Is it possible to select only features of one particular colour from a georeferenced image?
QGIS 30.0 Windows 10 Pro
I have a project to which I want to add a layer. The source for the new layer is a Tif image on which areas of infestation of a plant disease are shown in an orange colour. I ...
- 987
1
vote
1
answer
83
views
Pixel-wise multivariable regression to estimate solar irradiance from Worldclim data
I want to do a pixel-wise multivariable regression to predict missing "srad13" and "srad14" data where "srad" is the dependent variable using the independent variable ...
- 11
1
vote
1
answer
58
views
How to interpret the numbers in the left column?
I ran r.report on a raster file and got this result. I cannot interpret the numbers in the left column. I'm still a beginner and I don't quite understand why the left column doesn't say land cover ...
- 309
1
vote
1
answer
119
views
Adding raster layers to Layer panel in QGIS with hidden visibility
I am adding raster images to a QGIS project by clicking into the map window (using an Action on a vector layer):
from qgis.utils import iface
layerpath = os.path.dirname( iface.activeLayer()....
- 13
0
votes
1
answer
803
views
Combining two raster layers in ArcGIS Pro
I am trying to create a raster map with cells with the value 0 (outside study area), and the other cells with value 1 (the study area)
I have two input layers for this (the image below)
How can I make ...
1
vote
2
answers
968
views
Adding ImageMosaic - Failed to create reader from file
I'm using Geoserver 2.21.1 on local and trying create a new store for ImageMosaic type. Then I'm receiving the below error.
Failed to create reader from file:coverages/GNC and hints Hints:
...
- 536
0
votes
1
answer
868
views
ArcGIS Pro: Raster Layer in Incorrect Location
I have a very large raster layer (67g uncompressed) that was merged from multiple tif files in ArcGIS Pro. However, I have not been able to get it in the correct location (USA) and it is displaying ...
- 1