Questions tagged [scp]

The Semi-Automatic Classification Plugin (SCP) allows for the supervised classification of remote sensing images, providing tools for the download, the preprocessing and postprocessing of images.

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39 views

How to define new classes from a change detection raster layer [closed]

As part of my thesis, I'm looking at the atmospheric and landscape effects of the 2018 wildfire in the Algarve. As part of the process, I want to estimate total biomass loss so I have classified two ...
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0answers
18 views

Setting CRS for SCP within QGIS?

I am currently working with SCP within QGIS and am trying to classify the contents of a field (different flowers, grasses, bare ground etc.). I have loaded a raster image of my field and am now ...
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0answers
47 views

Python Floating Point Error when using SCP plug-in (QGIS 3.6)

I receive a python error every time i try to save a temporary ROI to training input in the Semi-automatic classification plug-in in QGIS 3.6. I'm unable to add any training ROI to training input. ...
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0answers
19 views

Landsat 4-5 using SCP classification

I am geodesy student from Slovenia. For my report I chose working with QGIS and I am having problems with SCP-classification. So, I am working with Landsat 4-5 TM year 2006 and I would like to ...
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0answers
61 views

QGIS 3 crashes when trying to download semi-automatic classification plugin

Installed QGIS 3 in prescribed manner. (i.e. FIRST python, then GDAL, then QGIS 3). Then installed matplotlib manually by typing "sudo pip3 install matplotlib" into terminal. Then, (as per ...
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0answers
56 views

FloatingPointError: invalid value encountered in greater_equal in Semi-Automatic Classification Plugin in QGIS

2019-04-05T00:29:33 WARNING Traceback (most recent call last): File "C:/Users/ASUS/AppData/Roaming/QGIS/QGIS3\profiles\default/python/plugins\SemiAutomaticClassificationPlugin\dock\scpdock.py", line ...
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0answers
90 views

Python error in “Semi Automatic Classification” plugin while doing PCA of band set (QGIS 3.6.1)

I am trying to do PCA on QGIS with "Semi Automatic Classification" plugin, but it generates an error saying An error has occurred while executing Python code How do I resolve this?
1
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0answers
48 views

Python error, creating training area

I'm using the last version qgis, 3.6 Noosa, I got the following error, while trying up to save the training signature class using scp plugin. Any suggestion. An error has occurred while executing ...
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0answers
27 views

ROI signature creation error

I'm trying to run a maximum likelihood classification on a Landsat 8 mosaic to assess land cover, but I keep getting the same error during signature generation: I never got this error before, and ...
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2answers
44 views

How can I find the percentage of representation of classes?

I have done a classification using the semi-automatic classification plugin, and now, I would like to express each class in percentage of the study area (e.g. forest represent 20% of the study area ...