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Retinal OCT image classification based on MGR-GAN

delete2025-01-25
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PRE
AI
K
Kun Peng
黄丹 封面图
黄丹 (Dan Huang) *
Y
Yurong Chen
DOI:10.1007/s11517-025-03286-1delete
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摘要

摘要

En 中文
准确分类光学相干断层扫描(OCT)图像对于诊断和治疗眼科疾病至关重要。本文介绍了一种名为MGR-GAN的新型生成对抗网络框架。将掩码图像建模(MIM)方法整合到GAN模型的生成器中,通过基于未掩码图像块进行重构,增强了其合成更真实图像的能力。采用ResNet结构的判别器来判断图像是否由生成器生成。通过生成对抗网络(GAN)模型的独特博弈过程,判别器获取高级别判别特征,这对精确的OCT分类至关重要。实验结果表明,MGR-GAN在原始UCSD数据集上实现了98.4%的分类准确率。由于训练后的生成器能够高精度地合成OCT图像,加之UCSD数据集中存在类别不平衡问题,因此利用生成的OCT图像来缓解这种不平衡。在平衡UCSD数据集后,分类准确率进一步提升至99%。
Keyword:
Optical coherence tomography
Generative adversarial networks
Masked self-encoder
Data imbalance
Image classification

期刊

M
Medical and Biological Engineering and Computing
IF:
2.6
论文数:
311
被引数:
7.7K

机构

S
Sichuan University of Science and Engineering
学者数:
1.4K
论文数: 521
被引数: 3.0K
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