Journal of Healthcare Engineering / 2017 / Article / Fig 5

Research Article

Blood Vessel Extraction in Color Retinal Fundus Images with Enhancement Filtering and Unsupervised Classification

Figure 5

Different orientations of Gabor and Gauss kernels used in vessel enhancement.
(a) Gabor kernel with −45°
(b) Gabor kernel with 0°
(c) Gabor kernel with 45°
(d) Gaussian kernel with −45°
(e) Gaussian kernel with 0°
(f) Gaussian kernel with 45°

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