From: Ahmed Ghorab on
I have a problem with CDR (Cup to Disc Ratio) calculation,

using retina fundus image like this

http://www.google.com/images?hl=en&source=imghp&q=retina&gbv=2&aq=f&aqi=&aql=&oq=&gs_rfai=

I need first to detect the optic disc, then I need to detect the optic cup, then to calculate the Cup to Disc Ratio.

please can any one help me.