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新的RLEC方法训练LLM以实现明确的置信度目标

研究人员开发了RLEC,一种新颖的强化学习方法,旨在训练大型语言模型(LLM)以遵循明确的置信度目标。与以往难以区分置信度水平的方法不同,RLEC成功地使单个LLM能够根据用户指定的置信度要求来控制其响应行为。这是通过保留学习信号、引入稳定的奖励族和采用奖励调度来实现训练稳定性的。实验表明,RLEC在保持LLM通用能力的同时,提供了具有竞争力的校准性能和细粒度控制,无需进行训练后调整。 AI

影响 使LLM在置信度低时能够可靠地不作答,从而提高用户信任度和模型可靠性。

排序理由 该条目是一篇研究论文,详细介绍了一种训练LLM的新方法。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.CL 阅读 →

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新的RLEC方法训练LLM以实现明确的置信度目标

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该条目是一篇研究论文,详细介绍了一种训练LLM的新方法。[lever_c_demoted from research: ic=1 ai=1.0]
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报道来源 [1]

  1. arXiv cs.CL TIER_1 English(EN) · Zefeng He, Yichen He, Yuan Lin, Yang Yang, Yu Cheng ·

    强化学习的正确实现:针对明确的置信度目标

    arXiv:2610.35059v1 Announce Type: cross Abstract: Large language models (LLMs) can produce plausible but incorrect answers when they are uncertain, which can mislead users and undermine model reliability. Training models to abstain with reinforcement learning is a natural approac…