An approach to locate optic disc in retinal images with pathological changes
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文摘
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An approach to locate OD in retinal image with pathological changes is proposed.

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Features are vessel direction, intensity, OD edges, and size of bright regions.

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It can locate OD robustly in both normal and diseased retinal images.

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Comparison shows it can handle the challenging images better.

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Total 340 retinal images from four public databases were tested.

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