%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%?Function?Developed?by?Fahd?A.?Abbasi.
%?Department?of?Electrical?and?Electronics?Engineering?University?of
%?Engineering?and?Technology?Taxila?PAKISTAN.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%?The?function?takes?two?images?as?argument?and?using?edge?detection
%?checks?whether?they?are?the?same?or?not...a?cool?and?simple?code?which
%?can?be?used?in?security?systems.
%?The?level?at?which?the?two?pictures?should?be?matched?can?be?controlled
%?by?changing?the?code?at?line?100.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%?USAGE?（SAMPLE?CODE）
%
%
%???????pic1?=?imread（‘cameraman.tif‘）;
%???????pic2?=?imread（‘cameraman.tif‘）;
%???????ait_picmatch（pic1pic2）;
%???????
%???????
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%???

function?ait_picmatch（pic1pic2）

[x