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English(EN) Same Answer, Different Representations: Hidden instability in VLMs

新框架揭示视觉语言模型中的隐藏不稳定性

研究人员发现视觉语言模型(VLMs)中存在一种隐藏的不稳定性,而标准的输出级评估无法捕捉到这一点。一个新的评估框架衡量内部嵌入漂移、光谱敏感性和结构平滑度,揭示了模型在保持正确答案的同时,其内部表征可能发生显著变化。研究发现,尽管更大规模的模型准确率更高,但它们对扰动的敏感性相似甚至更高,并且不同任务受这些扰动的影响方式也不同。 AI

影响 凸显了当前视觉语言模型评估方法的潜在漏洞,表明需要更强大的测试来确保AI系统的可靠性。

排序理由 研究论文发布在arXiv上,详细介绍了一种新的视觉语言模型评估框架。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.AI 阅读 →

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新框架揭示视觉语言模型中的隐藏不稳定性

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研究论文发布在arXiv上,详细介绍了一种新的视觉语言模型评估框架。[lever_c_demoted from research: ic=1 ai=1.0]
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报道来源 [1]

  1. arXiv cs.AI TIER_1 English(EN) · Farooq Ahmad Wani, Alessandro Suglia, Rohit Saxena, Aryo Pradipta Gema, Wai-Chung Kwan, Fazl Barez, Maria Sofia Bucarelli, Fabrizio Silvestri, Pasquale Minervini ·

    相同答案,不同表征:VLMs中的隐藏不稳定性

    arXiv:2602.06652v2 Announce Type: replace Abstract: The robustness of Vision Language Models (VLMs) is commonly assessed through output-level invariance, implicitly assuming that stable predictions reflect stable multimodal processing. In this work, we argue that this assumption …