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arXiv 2606.04751cs.AI
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FALSIFYBENCH: 通过规则发现游戏评估大语言模型中的归纳推理

FALSIFYBENCH: Evaluating Inductive Reasoning in LLMs with Rule Discovery Games

University of Trento(特伦托大学);Free University of Bozen-Bolzano(博泽-博尔扎诺自由大学)

Leonardo Bertolazzi, Katya Tentori, Raffaella Bernardi

AI总结:

提出FALSIFYBENCH框架,基于Wason 2-4-6任务评估LLM在假设生成、证据收集和信念修正方面的归纳推理能力,发现推理模型优于指令微调模型,且主动寻求证伪的负测试策略是成功的关键。

摘要:

大型语言模型(LLM)越来越多地被部署为科学任务中的自主智能体。然而,这些系统能否有效参与与科学发现相关的归纳推理形式仍是一个开放问题。在这项工作中,我们引入了FALSIFYBENCH,一个受经典Wason 2-4-6任务启发的假设驱动推理评估框架,其中智能体必须通过迭代提出示例并接收反馈来发现隐藏的语义属性。该任务捕捉了科学推理的关键要素:假设生成、证据收集以及根据确认和证伪证据进行信念修正。我们对跨模型家族和规模的12个LLM的评估表明,推理模型通常比指令微调模型更强的科学推理者,尽管没有模型接近最优性能。成功的主要驱动因素是负测试的能力:主动寻求证伪其假设的模型始终优于主要寻求确认的模型。此外,先前工作中被忽略的细粒度回合级分析揭示,失败与模型在假设空间中导航的可识别模式相关。

英文摘要:

Large language models (LLMs) are increasingly deployed as autonomous agents in scientific tasks. Yet whether these systems can effectively engage in forms of inductive reasoning relevant to scientific discovery remains an open question. In this work, we introduce FALSIFYBENCH, an evaluation framework for hypothesis-driven reasoning inspired by the classic Wason 2-4-6 task, in which agents must discover hidden semantic properties by iteratively proposing examples and receiving feedback. This task captures key elements of scientific reasoning: hypothesis generation, evidence gathering, and belief revision in response to both confirming and disconfirming evidence. Our evaluation of 12 LLMs across model families and scales shows that reasoning models are generally stronger scientific reasoners than instruction-tuned models, although no model comes close to optimal performance. The primary driver of success is the capacity for negative testing: models that actively seek to falsify their hypotheses consistently outperform those that primarily seek confirmation. Moreover, a fine-grained turn-level analysis, neglected in previous work, reveals that failure is tied to identifiable patterns in how models navigate the hypothesis space.

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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