i need to compare two images. the main purpose is Logo identification. i tried to use SIFT . but i do not understand how to mark key points and comparing. i am using Linux. I am trying to use SiftDemoV4. can anyone help in using it in Linux command-line step by step. I need to compare two jpg images.
there is a command which let you compare two images. That you can get by installing a package named as
open your terminal with CTRL+ALT+T and type as
sudo apt-get install imagemagic
then do as
compare <Image1.jpeg> <image2.jpeg> <compare.jpeg>
There is a flawless tutorial on Image comparison and I am sure that its gonna help you . http://www.imagemagick.org/Usage/compare/
I have tested it my self. look at here