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arXiv 2512.02456cs.CVcs.CL
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看见、思考、学习:一种自教的多模态推理器

See, Think, Learn: A Self-Taught Multimodal Reasoner

Sourabh Sharma, Sonam Gupta, Sadbhawna

AI总结:

本文提出See-Think-Learn框架,通过自训练提升多模态推理能力,结合感知与推理生成结构化推理过程,增强模型区分正确与误导性回答的能力。

摘要:

视觉-语言模型(VLMs)在整合视觉感知与语言理解方面取得了显著进展。然而,有效的多模态推理需要准确的感知和稳健的推理,任一薄弱环节都会限制VLMs的性能。先前增强推理的努力通常依赖高质量的链式思维(CoT)数据,通过劳动密集型的人工标注、成本高昂的专有模型或忽略感知的自训练方法。为了解决这些限制,我们提出了一种简单而有效的自训练框架,称为See-Think-Learn(STL)。其核心是引入一个结构化的推理模板,鼓励模型在思考前先观察,首先将视觉属性以文本形式提取,然后用它们引导推理。该框架通过让模型生成并学习自身结构化的推理过程,在自训练循环中同时提升感知和推理能力。此外,我们通过添加负推理(即解释为何某些选项是错误的)来增强模型区分正确和误导性回答的能力。这促进了更具辨别性和鲁棒性的学习。在不同领域的实验表明,STL在训练仅基于答案或自动生成推理的基线模型上表现一致更优,而定性分析确认了其推理过程的高质量。STL因此提供了一种成本效益高的解决方案,以增强VLMs的多模态推理能力。

英文摘要:

Vision-Language Models (VLMs) have achieved remarkable progress in integrating visual perception with language understanding. However, effective multimodal reasoning requires both accurate perception and robust reasoning, and weakness in either limits the performance of VLMs. Prior efforts to enhance reasoning often depend on high-quality chain-of-thought (CoT) data, obtained via labor-intensive human annotations, costly proprietary models, or self-training methods that overlook perception. To address these limitations, we propose a simple yet effective self-training framework called See-Think-Learn (STL). At its core, STL introduces a structured reasoning template that encourages the model to see before thinking, first extracting visual attributes in textual form, then using them to guide reasoning. The framework jointly improves perception and reasoning by having the model generate and learn from its own structured rationales in a self-training loop. Furthermore, we augment the training data with negative rationales, i.e. explanations that justify why certain answer choices are incorrect, to enhance the model's ability to distinguish between correct and misleading responses. This fosters more discriminative and robust learning. Experiments across diverse domains show that STL consistently outperforms baselines trained directly only on answers or self-generated reasoning, while qualitative analysis confirms the high quality of its rationales. STL thus provides a cost-effective solution to enhance multimodal reasoning ability of VLMs.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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