Caracteristics extraction

hello everyone! please i’m on one job and wanted to know how to do an extraction of caracteristic on imageJ.
my english can be bad, sorry for that i’m francophone

I suspect more information on what characteristics you are interested in, a picture, or an example of what you are looking for would be helpful!

My work is to extract characteristics on the image to make a classifiction of his part. i’m working on road extraction, and my task is to extract descriptor entropie,contrast, correlation and energie