you see image : http://img31.imageshack.us/img31/8152/mapci.jpg
in that image have 1 " blue dot " , and many " red dot " ! And i want to detect blue dot to know coordinates of it in image ( for matching distance from blue dot to specify red dot )
how many idea to detect "blue dot" in image ? :(
I use OpenCV , SurfDetect but it not run because "blue dot" too small ? @@
any idea ?
Thank very much !