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English(EN) Noisy-Channel Minimum Bayes Risk Decoding

新的MBR解码方法结合了双向效应,以提高文本生成质量

研究人员引入了一种新颖的噪声信道分解方法用于最小贝叶斯风险(MBR)解码,旨在提高文本生成质量。该方法通过自然地结合假设与参考之间的双向效应,解决了BLEU和COMET等常见评估指标中的不对称性问题。该分解将MBR解码分解为四个相互作用的组成部分:假设到参考的似然度、参考到假设的似然度、假设的先验和参考的先验。该框架提供了对现有MBR变体的统一解释,并通过分离每个信道的贡献,实现了指标和任务特定的可解释性。 AI

影响 这项研究通过改进解码策略,有望在各种自然语言处理任务中实现更鲁棒、更高质量的文本生成。

排序理由 该集群包含一篇详细介绍自然语言处理中新解码方法的学术论文。

在 arXiv cs.AI 阅读 →

AI 生成摘要 · Google Gemini · 来自 2 个来源。 我们如何撰写摘要 →

新的MBR解码方法结合了双向效应,以提高文本生成质量

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该集群包含一篇详细介绍自然语言处理中新解码方法的学术论文。
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报道来源 [2]

  1. arXiv cs.AI TIER_1 English(EN) · Yusuke Sakai, Hidetaka Kamigaito, Taro Watanabe ·

    Noisy-Channel Minimum Bayes Risk Decoding

    arXiv:2607.05198v1 Announce Type: cross Abstract: Minimum Bayes Risk (MBR) decoding yields more robust and higher-quality text generation than maximum a posteriori (MAP) decoding by selecting hypotheses that maximize expected utility over sampled pseudo-references. However, there…

  2. arXiv cs.AI TIER_1 English(EN) · Taro Watanabe ·

    Noisy-Channel Minimum Bayes Risk Decoding

    Minimum Bayes Risk (MBR) decoding yields more robust and higher-quality text generation than maximum a posteriori (MAP) decoding by selecting hypotheses that maximize expected utility over sampled pseudo-references. However, there exists a discrepancy in the design: hypothesis se…