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Zihan Nie

2 papers indexed

arxivcs.CVcs.CL2026-07-18

Can Multimodal Large Language Models Understand OCT?

Baochen Fu, Wenzhi Deng, Baihao Jin, Yang Li, Zihan Nie, Kailin Jiang, et al.

Optical coherence tomography (OCT) imaging is essential for the diagnosis and treatment of retinal diseases. Although multimodal large language models (MLLMs) have demonstrated considerable potential in medical image analysis, existing benchmarks largely reduce OCT understanding…

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arxivcs.CV2026-07-13

CFR-Net:Collaborative Feature Refnement Network for Medical Image Anomaly Detection

Zihan Nie, Muhao Xu, Wei Feng, Yuan Cui, Hua Wei, Sijie Niu, et al.

Medical image anomaly detection remains challenging because networks pretrained on natural images often exhibit limited adaptability to medical images, where abnormal patterns appear as fine-grained local shifts, multi-scale contextual mismatches, and orientation-sensitive struct…

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