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Hongseok Ko

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Aug 2026

Do Accuracy Gains Reflect Genuine Visual Understanding? A Multi-Model Evaluation of Vision-Language Models in Thoracic Imaging.

Even at the highest accuracy observed here, answer-level performance can overstate visual understanding, pointing to the need for more appropriate evaluation methods that assess whether a model's reasoning is faithful to the image, not only whether its answer is correct.

Jiyoung Song, Won Gi Jeong, Hongseok Ko et al. · 0 citations

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