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Table 1 The data augmentation used in pretraining

From: Self-supervised pre-training for joint optic disc and cup segmentation via attention-aware network

Augmentation

Parameters

Rotation

0\(^{\circ }\), 90\(^{\circ }\), 180\(^{\circ }\), 270\(^{\circ }\)

Sharpen

\(\alpha\) = [0, 1]

GammaContrast

\(\gamma\) = [0.5, 2.0]

GaussianBlur

\(\sigma\) = [0, 0.5]