Questions tagged [batch]
To group or to do something in a group as opposed to doing it individually
420
questions
3
votes
1answer
34 views
Adding list of overlapping polygons to attributes of unique polygons in QGIS
I have two vector layers each made up of around 1000 unique polygons. Is there a way to add to the attributes of each polygon in Layer 1 a list of the polygons it overlaps in Layer 2? Can this be ...
4
votes
2answers
155 views
Batch renaming of columns in attribute table for shapefiles using QGIS
I have 11 shapefiles that shows administrative areas for 11 different countries. For each country, I have 448 columns in the attribute table that records average rainfall data. They look like this:
I ...
2
votes
0answers
20 views
QGIS 3.16.13 Batch Processing - Is there a way to turn off dialog prompts?
After recently updating from an outdated version of QGIS to the latest Long Term Release, 3.16.13, the behavior of Batch Processing for the Refactor Fields vector tool has changed. Each time a layer ...
1
vote
1answer
29 views
Fastest way to average several rasters of different sizes
I have several sets of rasters which represent a large portion of the world. Each set is defined from the same grid cell, but rasters in this set come from different sources, therefore these vary in ...
2
votes
2answers
38 views
Hiding raster bands/palette in Layers panel in QGIS
I often have to load a lot of rasters at once into QGIS. Unfortunately, most of them appear with a "Legend" wich shows their bands (or palette for single band rasters). This takes a lot of ...
0
votes
0answers
21 views
SHP export from DWG via batch
Problem
I would like to export a DWG file as SHP in AutoCAD Map 3D 2018 via script with the given EPF file. The code runs without error but the SHP is missing. I tried the same code with SDF format ...
1
vote
2answers
60 views
QGIS batch processing- autofill creating new entries
When attempting to use batch processing of any tool, I run into an issue when selecting input files. Using the Seeded Region Growing tool (SAGA) for example, here is my workflow and issue:
there are ...
0
votes
0answers
16 views
Running GPSBabel command on txt files
I'm using windows 10.
My current project requires me to merge several TXT files into a single one.
Problem is that the TXT files has all the same name and what differentiate them is their folder name.
...
4
votes
2answers
241 views
Refactoring several attribute fields at the same time
I have some data from the field survey. In the field, I write down integers that I want to expand afterward. What I do is using the field calculator and something like:
CASE
WHEN A is 1 THEN 'foo'
...
1
vote
1answer
20 views
Batch proceeding with using expressions : naming the output derived by the input layername with changing one specific substring (QGIS 3.16 / Win10)
I'd like to run different batch processes and want to name the output derived by the input layername with only changing one specific substring when doing batch processes.
I will conduct different ...
6
votes
3answers
333 views
Calculating sum of line length for hundred vector layers
I usually calculate total line length by adding a $length field and going to summary statistics. How would I do this if I have many layers? Is there a faster way? I batch added the $length to all of ...
1
vote
1answer
94 views
How to batch calculate vector layer road lengths in QGIS?
I'm trying to calculate the road length for hundreds of layers, each one being a small road vector layer. I usually follow the process at
https://www.qgistutorials.com/en/docs/calculating_line_lengths....
0
votes
0answers
31 views
Batch conversion of point feature class to raster
I have a point feature class that contains over 100 columns (variables) of data. I would like to convert each column to a raster. The reason for doing this is to create a multiband raster that can be ...
0
votes
0answers
20 views
MOD04_L2 data processing in r
i am new to using r, so i excuse in advance for asking basic question. I have been trying to convert MOD04_L2 data into GeoTIFF and extract value to a district shapefile in R. the coding seems to work ...
1
vote
1answer
76 views
Create simple batch file and run
I have one input and only one output like below
There doesn't have any complication to run but I have nearly 1k+ repeated tasks.
I created batch file but in that it showing only FME WB path but I ...
3
votes
2answers
260 views
QGIS 3 changing layer CRS for multiple layers simultaneously
I have about 30 layers. Each of them has project CRS EPSG:4326, which requires change to EPSG:3857.
I know how to do it, which also has been explained here:
https://gis.stackexchange.com/questions/...
2
votes
1answer
104 views
Importing multiple CSV files in QGIS 3.18 with PyQGIS
I have a folder C:/Users/MyPC/Desktop/Test, where there's multiple CSVs in it. I'm trying to import all CSVs into QGIS at once. I've tried to modify (the encoding part) the method from
Loading ...
4
votes
1answer
75 views
Batch saving of multiple shapefiles of different types
I have a QGIS graphical model which takes point data and generates multiple temporary layers; some are lines, some are polygons. I have them in subgroups in my QGIS project.
I would like a quick way ...
5
votes
1answer
121 views
Converting HDF to TIFF using batch processing with gdal_translate
I have a huge MODIS dataset and I need to translate them to tiff from hdf.
My input path is: C:\Users\HP\Desktop\deneme\ham_veri
and hopefully, the output path is: C:\Users\HP\Desktop\deneme\yeni
This ...
0
votes
0answers
65 views
Batch export ImageCollection Error on Earth Engine editor
Here is my script on Earth Engine editor below
exports.export_imgCollection_raw = function(imgCol, region, Name){
var indexList = imgCol.reduceColumns(ee.Reducer.toList(), ["system:index"])...
0
votes
1answer
35 views
Batch clipping all files in folder and then save using ArcPy
I'm trying to use a script to batch clip all files in a folder, then saved with a _clipped.shp at the end of the original, I need a script that is something like this:
arcpy.env.workspace = "E:\\...
0
votes
1answer
27 views
QGIS creating batch folder directory with incremented names by using Python console
I have the directory, where I have to store all the items separately in the list of folders. This list includes exactly the same folders only with incrementing number, as you can see below:
Because I ...
2
votes
1answer
46 views
Load data from GPKG incrementally in R
I need to process a GPKG file in R, but it's too large (50GB) to load the entire thing into memory at once. Is there any way to incrementally load the results? Right now we are loading it with a ...
0
votes
0answers
150 views
Batch uploading images into Google Earth
I am looking to visualize images on Google Earth. I have a couple thousand images that I would like to batch upload in order to verify results from a field study. I have a KMZ file with placemarks ...
1
vote
2answers
124 views
QGIS function layer_name in fieldcalculator batch-mode
Working with QGIS 3.10, I want to use the @layer_name function in batch mode for all layers in a project. In individual cases, I do this via the field calculator.
I also found the script for the field ...
0
votes
1answer
23 views
Adding layer titles to summary table using batch processing and ModelBuilder
I have 180+ Landsat Raster Layers open. Part of the layer names in the TOC include the date the image was taken.
I'm trying to get weighted average NDVI for each layer in one summary table. This is ...
0
votes
1answer
21 views
Export Data From Merged File to Individual
I Have a merged shape file with 'n' number of cities in it. Exporting them by selecting their names individually is a difficult thing and wasting my time.
Is their any query in QGIS to export Data ...
1
vote
1answer
50 views
Downloading many charts as CSV files at once
My code generates 5-time series charts. Is there a way to download all of them at once to CSV files through the code and not through the arrow on the upper right?
code:
//------------------------...
1
vote
0answers
12 views
Batch clip returning a single raster only [closed]
I am trying to use a batch clip over a few of my raster layers in ArcGIS. After inputting the multiple layers, I receive only a single output image corresponding to one of the input files. I checked ...
1
vote
1answer
85 views
Batch processing error in QGIS
I get a Python error when I run any plugins as batch processing in QGIS 3.6.3. The problem does not solve if I change layers. Any idea how to solve it?
The error I get is:
WARNING Traceback (most ...
1
vote
0answers
59 views
QGIS: Exporting/saving extents of WMS raster layer in a batch process
In QGIS is it possible to run: Export -> Save As as a batch command?
I have WMS-raster layers from which I'd like to extract certain extents (based on quite a number of features from a vector layer)...
5
votes
1answer
341 views
Creating several new fields at once with QGIS field calculator in batch mode in the same layer/file
How is it possible to create several new fields at once in the same layer, using QGIS field calculator in batch mode? There is a similar question, but using Python - I'm interested in a solution ...
1
vote
0answers
174 views
Selecting layers in QGIS autofilling batch Processing: reproducecable bug?
Can someone reproduce the strange behavior I encounter in QGIS? See below ("My workflow") for project settings and workflow. Basically, I want to use GDAL Build virtual raster in batch mode, ...
4
votes
0answers
37 views
Batch create multiple buffers with variable size around point
For a statistical analysis, I need to calculate some landscape properties in several (rectangular) sample areas, which vary in size (extent ranging from 10 by 10 to 500 by 500). These sample areas are ...
0
votes
2answers
82 views
Clipping using ArcPy gives ERROR 000732
I have 30 shapefiles, each of which I want to be clipped with another 3850 shapefiles (contain only one polygon). I know I need a loop in Python and use ArcPy. But I'm very new to Python.
Here's my ...
0
votes
1answer
1k views
.gdbtable file type, how GIS reads it, and how to batch-convert it to a CSV?
TL;DR: How do I convert .gdbtable to .csv in Python? Where is the location data in the attribute table?
Using QGIS 3.14. I have a data type which I'm unfamiliar with, a GDB table it appears. The exact ...
0
votes
0answers
63 views
Exporting multiple WCS layers to GeoTIFFs to use them in rastercalculator
I would like to know if anyone could tell me in what way I can export multiple WCS files to GeoTIFFS in QGIS. I use WCS files, but these cannot be used in the raster calculator. I first need to export ...
0
votes
1answer
157 views
Compute NDVI over each image in an image collection and export NDVI thresholded images
I want to compute NDVI for all images in Sentinel2 (less than 20% cloud cover) in an image collection comprising 5 years. Thereafter, I want to batch export the output as a binary TIF file where NDVI &...
0
votes
0answers
69 views
ogr2ogr PostGIS to GeoJSON using batch file
I am trying to export a PostGIS table to GeoJSON using ogr2ogr.
The following works perfectly when I launch it in Windows command :
ogr2ogr -f "GeoJSON" F:\output.json PG:"host=**** ...
1
vote
1answer
86 views
For loop for access to a directory files in ArcPy
I have a Python Toolbox and I want to use a directory to read different shapefiles. But when I run the script It only works for the first shape.
fd is the directory and the code is:
fd= parameters[0]....
5
votes
1answer
106 views
Copying all visible layers to new group
I would like to copy all visible layers in a project to a new group. Does anyone know of a quick way of doing this?
Background:
We have a Project that acts as a library for all the spatial data we ...
2
votes
1answer
158 views
Saving rasters as in batch process
I've found a few questions similar but think mine is much more simple.
I would like to run: Export -> Save As as a batch command.
I have 1 layer that has 9595 DEM raster overlaid and I would like ...
0
votes
0answers
31 views
Averaging three raster images (of same month obtained from three data centres) for approx 150 months using QGIS
How do I average the three raster images obtained from three data centre for each month of 15 years approx?
I tried to do it using Graphical Model in QGIS but it shows an error.
Error Log in QGIS
...
0
votes
1answer
53 views
How do I auto fill the Input Table records for batch processing the Delete Field Tool, in ArcMap?
I have over 500 individual shapefiles that need to have a specific field removed from their tables. In theory I can use the batch option with the Delete Field tool, but adding the Input Table cell for ...
3
votes
2answers
232 views
Batch processing Vegetation Index with QGIS Raster Calculator
I'm applying the Green Leaf Index (GLI) to a multi-temporal set of RGB raster images to generate false colour overlays of the sections of the hay field. I can create GLI layers using the raster ...
2
votes
1answer
204 views
Starting QGIS 2.18 processing algorithms from .bat-file
I have written a bunch of Python scripts within the QGIS 2.18 processing framework to process a sequence of tasks. What I am trying to achieve now is to call the python scripts from a .bat-file ...
2
votes
1answer
116 views
Managing large numbers of raster DEMs for QGIS
I have a large number of (say 9000) 2km x 2km raster DEMs in ASC file format that I am trying to manage, in order to use in QGIS.
I've been looking for way of storing them, ideally on the filesystem, ...
2
votes
1answer
82 views
How to merge several shapefiles with the same geometries and same attribute names?
I have data from several runs of a numerical modeling tool. The data always has the same structure - e.g. fixed set of rectangular vector tiles - no matter if there is a "valid" output or ...
1
vote
1answer
64 views
Batch Cell-statistics from 2 different folders using ArcPy with ArcMap
I'm using these codes to generate Cell-Statistics, I have data in four different folders but right now I'm using two folders just for the testing but I couldn't get the result. I'm a beginner level of ...
0
votes
1answer
219 views
Batch export map series pages to GIF files using ArcPy in ArcGIS Pro
I have created a map series on ArcGIS Pro 2.5.1 displaying distribution data for different bird species over a UK county. Each page displays a different species. The index feature is a point feature ...
