Fig. 4From: A framework for retinal vasculature segmentation based on matched filtersBest and worst accuracy cases for the DRIVE and STARE database. a Best accuracy case, image 10_test.tiff, accuracy 0.9606; b Worst accuracy case, image 13_test.tiff, accuracy 0.9406; c Best accuracy case, image im0291.ppm, accuracy 0.9724; d Worst accuracy case, image im0240.ppm, accuracy 0.9336Back to article page