A SURVEY ON AUTOMATIC DETECTION OF DIABETIC RETINOPATHY

Diabetic Retinopathy (DR) is a vascular disease of the retina which affects patients with diabetes mellitus. DR is a prevalent symptom of diabetes which is the leading causes of vision loss and it is the primary cause of visual impairment in the world. There are no of techniques and algorithms that avails to diagnose DR in retinal fundus images. This paper reviews, relegates and compares the algorithms and techniques anteriorly proposed in order to develop better and more efficacious techniques and algorithms for detection of DR.