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arXiv 2401.09003cs.CLcs.AIcs.LG
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通过迭代问题编写增强数学应用题

Augmenting Math Word Problems via Iterative Question Composing

Institute for Interdisciplinary Information Sciences, Tsinghua University(清华大学交叉信息研究院);Shanghai Qizhi Institute(上海期智研究院)

Haoxiong Liu, Yifan Zhang, Yifan Luo, Andrew Chi-Chih Yao

AI总结:

本文提出MMIQC数据集及迭代问题编写(IQC)增强方法,通过LLM迭代生成新问题并拒绝采样,显著提升开源模型在MATH基准上的数学推理能力,Qwen-72B-MMIQC准确率达45.0%。

摘要:

尽管大型语言模型(LLM)在数学推理方面取得了进步,但解决竞赛级别的数学问题仍然是一个重大挑战,尤其是对于没有外部工具的开源LLM。我们引入了MMIQC数据集,该数据集包含处理过的网络数据和合成问答对的混合体,旨在提升基础语言模型的数学推理能力。在各种模型规模下,基于MMIQC微调的模型在MATH基准测试中的性能始终超过其对应模型。值得注意的是,Qwen-72B-MMIQC达到了45.0%的准确率,比之前的开源最先进水平高出8.2%,并且优于2023年发布的初始版本GPT-4。在匈牙利高中期末考试上的广泛评估结果表明,这种改进可以泛化到未见过的数据。我们对MMIQC的消融研究表明,大部分改进归功于我们新颖的增强方法——迭代问题编写(IQC),该方法涉及使用LLM从种子问题迭代地编写新问题,并通过另一个LLM应用拒绝采样。

英文摘要:

Despite the advancements in large language models (LLMs) for mathematical reasoning, solving competition-level math problems remains a significant challenge, especially for open-source LLMs without external tools. We introduce the MMIQC dataset, comprising a mixture of processed web data and synthetic question-response pairs, aimed at enhancing the mathematical reasoning capabilities of base language models. Models fine-tuned on MMIQC consistently surpass their counterparts in performance on the MATH benchmark across various model sizes. Notably, Qwen-72B-MMIQC achieves a 45.0% accuracy, exceeding the previous open-source state-of-the-art by 8.2% and outperforming the initial version GPT-4 released in 2023. Extensive evaluation results on Hungarian high school finals suggest that such improvement can generalize to unseen data. Our ablation study on MMIQC reveals that a large part of the improvement can be attributed to our novel augmentation method, Iterative Question Composing (IQC), which involves iteratively composing new questions from seed problems using an LLM and applying rejection sampling through another LLM.

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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