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I found this at the QGIS 2.2 documentation at «Limitation for multi-band layers». Obviously there is a limitation of multi band layers, what means
Aug 13, 2013 unsupervised classification in QGIS: kmeans or part two The user needs to interpret the classes after classification and do some quality
The Semi-Automatic Classification Plugin (SCP) is a free open source plugin for (also supervised and unsupervised classification) of remote sensing images.
It is assumed that you have a basic knowledge of QGIS. Tutorial 1: Your First Land Cover Classification. Data; Set the Input Image in SCP; Create the Training
Jun 6, 2018 the manual intervention required to run each single tool, which may be a image correction techniques, unsupervised classification, andFeb 5, 2017 20.1 Tutorial 2: Land Cover Classification of Sentinel-2 Images . . QGIS that allows for the semi-automatic classification (also known as supervised classification) of . dock according to your needs, as in the following image.
Image Classification in QGIS: Image classification is one of the most important For this either you need to do manual survey or else you can use google earth.
Feb 21, 2017
Nov 23, 2018 Unsupervised classification (Tutorial) Toolbox, type kmeans and double click KMeansClassification. Load the resulting image into QGIS.