Questions tagged [csv]
A comma-separated values (CSV) file stores tabular data (numbers and text) in plain-text form.
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Read GeoJSON object in a CSV file column and transform it to geometry
I have a column ('geo_shape') that contains GeoJSON object type of linestring geometry and, so far, I didn't manage to read and transform it to a GeoPandas/shapefile type of geometry.
Here is a way ...
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Points not showing on map on QGIS
I uploaded my coordinates as a CSV file and they show on the blank page on QGIS but when I try to make them show on the map they don't, either if I use OpenStreetMap or Esri Satellite, it's like they ...
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Importing several CSV files without losing leading zeros from OS NGR into QGIS
I have ten CSVs that I need to import, in order to turn them into geopackages/shapefiles so I can edit the attribute tables etc etc. The ten files have a combined total of about 15000 entries. Each ...
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Finding mean NDVI value for sub-districts within feature of shapefile between 1994 and 2011
I want to export as a CSV the mean NDVI values for the sub-districts contained within the NAME_3 feature of my shapefile. Currently I have the following code, but I am not being able to export it with ...
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Set elevation profile to CSV on ArcGIS Pro 3.x
I want to export my elevation profile analysis from ArcGIS Pro to CSV.
I am able to export it, but it seems that I cannot edit the interval of elevation values exported to CSV.
I want to have an ...
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Inaccurate attribute values using joins attribute in QGIS
I have a shapefile data that represent the location (polygons) and a tabular data represent its detail information. I want to merge the tabular data to the shapefile. I use QGIS 3.22.12
Here are the ...
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Transforming QgsPoint from one CRS to another using PyQGIS
I would like to change the coordinates of QgsPoints imported from a csv file before saving it in shapefile.
I succeed to do all the step except the crs transformation, the output is keeping EPSG: 4326 ...
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Points on map very uniform
I'm having some issues adding in some foodplant data from BSBI. I've added it in as a CSV but it's showing on the map as the below. I'm unsure if this is correct as it all looks very uniform and some ...
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Importing WGS84 points into project CRS OSGB36 broken, showing black screen
I am relatively new to all things GIS.
I am trying to import CSV points collected in WGS84 format eg. LAT 55.93887932 LONG -4.50803484, into a project with CRS set to OSGB36 (EPSG: 27700).
This is ...
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db.out.ogr duplicates items and adds an empty one
I export an attribute table of streams_order layer to CSV.
My attribute table in GRASS is ok:
But my CSV file has all features duplicated and an odd 0 feature with no information:
What's wrong and ...
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How do I map points from a CSV file against bands in a raster?
I have a series of biome maps in QGIS 3.32 as multiband (RGB) raster layers. In a separate layer I have a series of points imported from a CSV file. How do I go about mapping the points (or rather a ...
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How do I turn dictionary object values into columns for .csv export?
I've trained a random forest classifier, and classifier.explain() gives a dictionary containing the following keys:
0: classes
1: importance
2: numberOfTrees
3: outOfBagErrorEstimate
4: trees
I store ...
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Unreadable text when converting .SHP to .CSV
I am trying to convert .SHP file to .CSV using ogr2ogr in QGIS and I also have all the associated files related to the .SHP files. The text in the .SHP file is in Ukrainian and after the conversion, ...
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Generating a CSV table with daily SPM data in Google Earth Engine
I'm trying to generate a CSV table in Google Earth Engine to obtain daily data of Suspended Particulate Matter (SPM) concentration in different locations over a defined period. However, when I run my ...
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Usage of QgsVectorFileWriter.ActionOnExistingFile() in PyQGIS
I am currently trying to find a way to overwrite a CSV file saved in my QGIS project as a component in my larger project to save files. The end goal is that the CSV is 1) saved if the project has not ...