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Questions tagged [orfeo-toolbox]

A free and open source remote sensing software package.

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Calculating NDVI using OrfeoToolbox

Platform: Windows 11 Aim trying to achieve: I have downloaded some multispectral test data from OpenDroneMap (ODM) forum. The data is captured with DJI Mavic 3M. What I want is to analyze NDVI, NDRE, ...
DevM's user avatar
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18 views

Train images classifier not working on orthomosaic GeoTIFF file

When I run the train images classifier on an orthomosaic or orthophoto by OTB in QGIS it generates me not just a file with .txt extension but by default it starts generating .txt.shp, .txt.shx, .txt....
ibex's user avatar
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Not all tools are activein OTB Toolbox QGIS3.4.11

I have installed OTB Tool box (OTB 8.1.2) to my QGIS 3.4.11, According to (https://gitlab.orfeo-toolbox.org/orfeotoolbox/qgis-otb-plugin) But only one tool is visible, Can any one help me out to ...
Rithwik's user avatar
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1 answer
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Unable to import otbApplication (Orfeotoolbox) through Python

I have been trying to import otbApplication through python but it doesn't work even after trying everything I've found online related to this issue. I created a Python 3.7 environnement, installed ...
Oliver Claessens's user avatar
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145 views

I am trying to run OTB segmentation and I am getting output polygons that are too big

I am running segmentation in QGIS Orfeo Toolbox on a MacBook pro. The first few times I ran segmentation, the results were satisfactory (the image was segmented with many small polygons). When I tried ...
Kurtis's user avatar
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1 answer
192 views

QGIS - OTB - Object based classification - Segmentation - Does not work properly

I'm using the OTB Toolbox to perform an object based classification on a raster (clipped ESRI satellite raster). This raster result from an aggregation of several satellite imageries, which induces ...
Giene's user avatar
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762 views

Can't enable OTB provider in QGIS 3.22.11?

How can I activate Orfeo ToolBox in QGIS 3.22.11 (LTR)? I enabled the plugin and checked the provider from processing but I don't find the check button in OTB provider : Are there any suggestions to ...
belhichb's user avatar
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45 views

Trouble importing Orfeo Toolbox into PyQGIS Console

I have Orfeo Toolbox installed and configured within QGIS 3.22.11. Unfortunately, when I attempt to import the OTB package in the PyQGIS console I get the following error: No module named '...
Bryan's user avatar
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1 vote
1 answer
430 views

Orfeo Toolbox on Mac

I managed to install OTB 8.0.1 in QGIS 3.22 on Mac using a comment on this community. However, the plugin is not working when I try to use "Segmentation". The process tells something like ...
Chi's user avatar
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1 answer
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Why does the "OTB - BundleToPerfectSensor" use the height value?

Why does the "BundleToPerfectSensor" use the height value? QGIS wants to use the OTB plug-in to do Pansharpening. I wonder why the height value is needed to convert the MS image to high ...
bsg's user avatar
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Train Image Classifier (orfea): Could not load selected layer/table

When attempting to input vector data into the Orfea TrainImageClassifier, it shows the error: Could not load selected layer/table. Dependent field could not be populated. This occurs when I attempt to ...
Forester's user avatar
1 vote
1 answer
789 views

Installing and using Orfeo Toolbox (OTB) through Python

Using Python v.3.6.8 through Jupyter notebook (in Windows 10), how can I set and use OTB (v.7.3.0)? I followed the steps described in the official cookbook and other tutorials, however, the result is: ...
Jando's user avatar
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1 answer
206 views

Orfeo Toolbox segmentation - increasing n segments

I'm checking out the parameters for Orfeo's Segmentation tool and I'd like to know how to increase the number of segments that are output in the vector output. https://www.orfeo-toolbox.org/CookBook/...
hmnoidk's user avatar
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Problems with segmentation of Orfeo Toolbox

I'm new to Orfeo ToolBox, and I started using the segmentation tool with an RGB orthomosaic from UAV in order to classify the different units. The result gives me a clear result with vegetation but ...
María Victoria Brizio's user avatar
2 votes
2 answers
3k views

Wrong value for parameter "OTB folder"

I have the latest QGis installed version 3.20 and the Orfeo toolbox should have come with it. I am working on iMac 2020 Big Sur version 11.4, there is no destination folder for the OTB: When I ...
Stackcans's user avatar
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Can't import orfeo-toolbox algorithms in QGIS Python scripts

So I installed Orfeo-Toolbox on my Windows machine and it's working fine within the QGIS GUI application. But I would like to use OTB algorithms in QGIS Python standalone scripts. So when I load the ...
timelord153's user avatar
-1 votes
1 answer
560 views

Anaconda install Orfeotoolbox

I am trying to install Orfeotoolbox as a package within one of my conda environments. No matter which version of python I have (3.6 , 3.7 , 3.8) the package can not be installed. Below is the result ...
Sinooshka's user avatar
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1 vote
1 answer
103 views

Orfeo Toolbox output rasters are 300x larger than inputs of the same size

I am trying to use Orfeo Toolbox CLI to do some processing, e.g. Smoothing: otbcli_Smoothing -in path/to/mosaic.tif -out output/smoothing.tif uint8 -type mean For now, the input, mosaic.tif, is just ...
Jan Pisl's user avatar
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TrainVectorClassifier returns no result when using Artificial Neural Network

I experimented with the TrainVectorClassifier from ORFEO-Toolbox, I created trainingdata and tried different classification methods, however for some reason I cannot get the Classifier to work when ...
Raphael Prinz's user avatar
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1 answer
221 views

Image registration params in OTB

I have two images from two different time periods that are not registered (don't align) as shown below. I understand that image registration is possible using OTB's FineRegistration feature. However I'...
ashnair1's user avatar
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1 answer
428 views

QGIS Orfeo toolbox error when computing image statistics: "Could not find application "ComputeImageStatistics"

I am new to QGIS, and am trying to compute image statistics with the Orfeo toolbox (to use in a future classification project). I have downloaded the Orfeo toolbox and have it activated in my toolbar, ...
ihb's user avatar
  • 493
3 votes
1 answer
663 views

Install Orfeo Plugin in QGIS - Plugin is not already in QGIS core

I am brand new to QGIS (coming from ArcGIS), and am needing to install the Orfeo toolbox to do some image classification. I found a nice tutorial here with an overview on how to install it: https://...
ihb's user avatar
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1 vote
1 answer
239 views

Orfeo toolbox batch processing

I want to process Sentinel 2A images using another tool that is not SNAP. The later is very slow and crashes each time. I was recommended the Orfeo toolbox. I installed it on QGIS. I have 58 S2A ...
Rim Sleimi's user avatar
0 votes
1 answer
594 views

Orfeo Toolbox error

I'm using segmentation (mean-shift) tool in Orfeo Toolbox with QGIS I used a subset of pansharpened image from Worldview3 after orthorectification. But, I got same error whenever I tried: 2020-07-02 ...
Doyoon Kim's user avatar
3 votes
0 answers
255 views

Stand-alone PyQGIS (QGIS 3.13) scripts with OSGeo4W and the Orfeo toolbox (OTB 7.1.0) seem to be mutually exclusive

I am changing my python environment from working with ArcGis and Arcpy to working with QGIS and PyQgis. And I also want to use the machinelearning possibilities from the orfeo toolbox. In doing so I ...
Ianuam's user avatar
  • 31
2 votes
0 answers
376 views

Using Orfeo Toolbox in Google Colab

Orfeo Toolbox (OTB) has a tool that I'd like to use for some image processing as part of a longer Python workflow that I'm executing in Google Colab. While OTB can be called via Python if the whole ...
LAT's user avatar
  • 569
3 votes
1 answer
211 views

Applying machine learning methods in orfeo toolbox into DEM raster

I would like to apply machine learning methods in orfeo toolbox to classify some landscape features such as shrub and coarse woody debris in woodland. I created DEM raster image from very dense ground ...
Sher's user avatar
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1 vote
2 answers
618 views

Speeding up pan-sharpening with OTB plugin for QGIS (orfeo-toolbox)

I use QGIS 3.6.1 with the plugin orfeo-toolbox to create a pan-sharped Landsat 8 image. I use the BundleToPerfectSensor function because calling the Pansharpening function results to the error: Inputs ...
Comrade Che's user avatar
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1 vote
1 answer
253 views

Orfeo Toolbox maps Pleiades wrong

I have a problem with Orfeo Toolbox (OTB) function OrthoRectification. I have a Pleiades product which is an extract (not a whole scene) of a small area in the western hemisphere south of the equator ...
Julian_P's user avatar
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3 votes
1 answer
675 views

ImportError when trying to load otb (orfeo-toolbox) into QGIS Python Console

I would like to use the orfeo-toolbox via the QGIS Python Console, however, I don't seem to be able to import the otbApplication. I keep getting the following error: import otbApplication Traceback (...
mnowatzki's user avatar
1 vote
1 answer
186 views

SVM object based classification QGIS with Orfeo Toolbox. Model outputs incorrect/ invalid

I am trying to run an SVM object based classification on QGIS with Orfeo Toolbox. I have 5x Spectral Tif images of bands; blue,Green, red, Infra-red and Rededge, these were generated from a UAV survey ...
jack workman's user avatar
0 votes
1 answer
355 views

OTB Orfeo ToolBox - TrainImagesClassifier ERROR ITK

When i use in QGIS 3.6 TrainImagesClassifier i obtain an error on vector file class :
Pascal Obstétar's user avatar
3 votes
1 answer
238 views

Orfeo mshift segmentation asks for condition

I'm trying to run a segmentation using the mean shift. I leave all the parameters as default, but when I run it, it says "Wrong or missing parameter value: Condition". Condition is not a parameter for ...
Havi's user avatar
  • 31
6 votes
0 answers
2k views

Running OTB Random Forest Classification

I am having trouble processing a satellite image using the RF (Random Forest) classification, that is a machine learning algorithm in the Orfeo Toolbox of QGis 2.18.1. When I run the Tool, the ...
Yannick Arthur DOUNGMO's user avatar
4 votes
1 answer
428 views

AttributeError: 'NoneType' object has no attribute 'setProgress'

I use Orfeo ToolBox(OTB) in conjunction with QGIS 3.4. So. I use the qgis-otb plugin. I was not a problem when I linked OTB with my company's PC, but when I tried the same way on my personal laptop, ...
Byeong-Hyeok Yu's user avatar
1 vote
0 answers
102 views

Orfeo Tool Box PCA - explained variance

How can I export/calculate the accumulated explained variance per principal component from a PCA done with the Orfeo Tool box in QGIS?
benschbob91's user avatar
0 votes
1 answer
95 views

Orfeo Toolbox PCA fails - Null Eigen value?

I am using the Orfeo ToolBox to do a PCA on a .tif with 3060 timesteps of temperature values. The PCA runs either in the Ubuntu CMD line or in QGIS. In both, I get the same error saying: Null ...
benschbob91's user avatar
1 vote
0 answers
65 views

Orfeo Toolbox is not activating

I am in desperate need of help. I've tried the answers to similar questions and nothing is working. Orfeo Toolbox appears as activated in Processing options but is not appearing in the toolbox. I ...
NeedtoPass's user avatar
3 votes
0 answers
913 views

OTB-QGIS plugin does not appear in QGIS 3.2 after manual installation

I have followed this instruction to connect the qgis-otb-plugin manually. But after completing all the steps, OTB does not show under Settings > Options > Providers. I cloned the qgis-otb-plugin ...
friiederiike's user avatar
1 vote
1 answer
650 views

Orfeo TrainClassifier tool not working in QGIS

I have been using Orfeo Toolbox with QGIS (version 2.18.0) to do image classification. I was following this tutorial on YouTube on the SVM classifier. I have followed steps 1 and 2 as described, and ...
loudmummer's user avatar
1 vote
1 answer
503 views

About support vector machine classification

I want to classify Sentinel 2 images with the SVM in orfeo toolbox in QGIS. I have made a ROI (2 classes) and use TrainImages classifer (libsvm). I have made a SVM model,but when I use ...
Aleksandar Staletovic's user avatar
1 vote
2 answers
411 views

Orfeo Toolbox KMeans Classification failure

I am trying to process a Landsat8 OLI image using the Orfeo Toolbox Unsupervised KMeans Classification application. I obtain the following error message: Error when loading model ...
tvoirand's user avatar
  • 296
2 votes
1 answer
437 views

QGIS 2.18.19 and OTB 6.4.0 Application

I've tried the whole weekend to get the Orfeo Tool Box running in QGIS 2.18.19 (stand-alone version) and today I finally managed it by setting the paths to the bin-folder of the stand-alone version on ...
Spuddeline's user avatar
10 votes
2 answers
4k views

Orfeo toolbox (OTB) algorithms in QGIS 3.0?

I've been trying to understand if the OTB (Orfeo toolbox) algorithms can be used in QGIS 3.0.0-Girona but found no official documentation about it. Under the 'Available QGIS Data Provider Plugins' (...
15Step's user avatar
  • 2,440
0 votes
1 answer
1k views

Orthorectification in QGIS (ORFEO OTB)

I could not find the option to include the DEM and RPC files in Orfeo (Geometry tool). Please, review the attachment.
Tere Martinez's user avatar
2 votes
1 answer
193 views

Using OrfeoToolBox in Python 2.7.9 crashes python

I wanted to create a python script using Orfeo Toolbox for Orthorectification of AWiFS Data. I set the environment variables necessary and the following command runs fine from the command prompt: ...
Imraan Kokkanti's user avatar
2 votes
0 answers
260 views

Orfeo Toolbox is installed but not visible in Processing Toolbox

maybe someone had the same problem and solved it already: I did an "Advanced Install" setup of OSGeo4W enabling otb-bin, then started QGIS 2.18.15 and entered the following correct paths (my computer ...
J.Rudolph's user avatar
1 vote
1 answer
608 views

Making anaglyph of DEM in QGIS?

I want to know how to make an anaglyph of a DEM using QGIS. I've been trying with Orfeo Toolbox but I couldn't. Can I make anaglyphs with other toolbox or plugin?
Luis Javier Gutiérrez Trejo's user avatar
2 votes
2 answers
910 views

How to resolve error in Orfeo Toolbox for QGIS 2.18 - "option -ram does not exist in the application."?

I followed the instructions to install the Orfeotoolbox for QGIS 2.18 on Windows, detailed in this post. Everything worked, and the appropriate algorithms are showing under the Processing Toolbox: ...
15Step's user avatar
  • 2,440
29 votes
1 answer
1k views

SNAP vs. GDAL vs. Orfeo - image rescale, histogram cut

I work with a Sentinel-2 .jp2 image (red band, 10950 x 10950 pixels). My aim is to reach the same result what SNAP does with a Python script. See the SNAP method and parameters: So this is my ...
pnz1337's user avatar
  • 1,565