Image Classification Process
A subset of the georeferenced image was created using the subset command under the made under the IMAGINE Interpreter and an inquiry box under the utilities pull-down menu in the viewer.
An unsupervised classification was performed on the image to classify the following eight classes:
Deciduous Tees, Urban
Signature files were built from the raw data set to give the software an idea of the type of pixel value it must try to match to that category or class.