[Geo4All] Need help -- Unsupervised classification in QGIS of a non-georeferenced aerial photo?

Charlie Schweik cschweik at pubpol.umass.edu
Sat Feb 23 04:51:47 PST 2019


Hi GeoForAll colleagues,

I'm trying to generate an unsupervised classifcation of a single aerial
photo taken by a quadcopter of gulls in a water body. I'm trying to count
the gulls.
The image is in X/Y Cartesian coordinates -- it is not georeferenced. I'm
trying to use QGIS' Semi-automated classification plug-in.
I can't get it to work because the image isn't in a geographic or projected
coordinate system.

Does anyone have any ideas on how I could do this in QGIS?

Thanks in advance,

Charlie Schweik


-- 
Charlie Schweik

Professor
Department of Environmental Conservation & School of Public Policy
University of Massachusetts, Amherst

Facebook: Charles.Schweik
Twitter: @cschweik
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