Different methods used for extraction of blood vessels from retinal images

Abstract

It is found that the blood vessels in retina are related to many eye diseases. Therefore it becomes necessary to identify the proper blood vessels. This proper identification can help to diagnose disorders. There is problem occur in the existing methodologies in the segmentation and identification of blood vessels due to complex structure of vessels such as overlapping, bifurcation and crossover of vessels. Here in this paper we do a survey of different methods of blood vessels segmentation. These methods to segment blood vessels due to which we can easily diagnose and do treatment of diseases.