Questions tagged [otb-applications]

OTB-Applications is a package from the Orfeo ToolBox (OTB)

16 questions with no upvoted or accepted answers
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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 ...
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688 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 ...
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765 views

Is Orfeo Toolbox OTB no longer available through OSGeo4W?

When I run the current OSGeo4W installer on Windows 10, 64 bit, no OTB packages are available: The OTB binary package status page still lists OSGeo4W as a source for OTB. ~~Does anyone know what is ...
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76 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 ...
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0answers
47 views

Segmentation in OTB gives blank rectangle as output

I am trying to segment a raster image to get a vector output. I am using OTB 6.6.1 in QGIS 3.4. In the segmentation window, I selected the input raster which is a 3 band (true colour) sentinel 2 image ...
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37 views

Installerv otb 6.6.1 under QGIS 2.18.24 in Windows 7

I had installed QGIS 2.18.24 on OSGeo4W, then the OTB stand-alone binary file. In QGIS, I manually entered the directory of OTB Applications folder C:\Program Files\QGIS 2.18\apps\OTB-6.6.1-win32\lib\...
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49 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?
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45 views

orfeo tool box Optical calibration

I am trying to customize Optical calibration module for hyperion sensor. I am not able to find RSR foramt .can any one suggest me what is the format of Relative Spectral Response File which is on of ...
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0answers
96 views

Can't run Haralick texture process on Orfeo ToolBox on QGIS

I have tried to run Haralick texture extraction on Orfeo, and this error is returned: Algoritmo Haralick Texture Extraction comenzando... > C:\OTB\OTB\bin\otbcli_HaralickTextureExtraction > -...
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115 views

Problem installing OTB for QGIS 2.8.15 in ubuntu

I'm experiencing a problem in installing OTB for QGIS 2.8.15 in my ubuntu 16.04. I'm following the instructions in https://wiki.orfeo-toolbox.org/index.php/QGIS_access_to_OTB_applications but when I ...
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230 views

OTB TrainImageClassifiers in QGIS

I have installed the OTB 5.10.1 version and when i want to use train images classifier for the random forest it doesn't create any output model file. and the library give me this error message: ERROR:...
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1answer
19 views

OTB ImageClassifier -The following layers were not correctly generated

After running the OTB ImageClassifier, I get always the error message: The following layers were not correctly generated. What could be the reason for this?
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1answer
29 views

Same confusion matrix depiste hyperparameter tuning using TrainImageClassifier in OTB

I am trying to run a land use land cover classification using TrainImageClassifier in OTB. Here are the settings I used : The problem is that no matter how much I tweak the hyperparameters of any of ...
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11 views

OTB Haralick Texture Measure Window Directions

I'm trying to understand whether otbHaralickTexture computes in all directions (0, 45, 90, and 135 degrees). I couldn't see any explanation about the issue in the documentation. I understand that ...
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2answers
109 views

Train Images Classifier - OTB Spatial reference of input and samples don't match

I am running the Train Images Classifier on OTB 7.1.0. I used QGIS to upload a raster images and then created a vector polygon file for my classes. I ensured that both the raster and vector files are ...
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169 views

PyQGIS 3.4: otb:unsupervisedkmeansimageclassification -> AttributeError: module 'processing' has no attribute 'runalg'

I'm trying to classify a raster with PyQGIS: import processing processing.runalg("otb:unsupervisedkmeansimageclassification","FalseColor.tif",128,None,100,3,1000,0.95,"class.tif",None) The python ...