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研究：让模型「先想再答」能减少多少幻觉？

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研究：让模型「先想再答」能减少多少幻觉？

60-second summary

  • 1显式推理能把事实类问答的幻觉率降低约三分之一。
  • 2但在开放式创作任务上几乎无效。
  • 3推理 token 越多，收益递减越明显。

In one analogy：像考试前打草稿：算术题有用，作文题帮助不大。

ScoutChief ZhouBiMs. YanDuoduoJingDi

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Contents · 2Show contents
  1. 实验
  2. 结论

实验

作者在 3 个事实问答数据集上对比了直接回答与先推理再回答两种设置。

结论

推理能显著减少事实错误，但收益随推理长度递减。

Tags

#Hallucination#Inference#Papers

Source：arXiv

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