V2EX noisy labels

Noisy Labels

释义 Definition

“noisy labels”指带噪声的标签/含错误的标注:在监督学习数据中,样本的真实类别(或目标值)被错误标注、标注不一致、或受到主观判断影响,从而导致训练信号不可靠。(常见于众包标注、自动抓取数据、类别边界模糊的任务等。)

发音 Pronunciation (IPA)

/nzi leblz/

词源 Etymology

noisy 来自 noise(噪声)+ 形容词后缀 -y,表示“充满噪声的/受干扰的”;labels 是 label(标签/标注)的复数。作为短语在机器学习语境中引申为“标签受到噪声干扰”,即标注不准确或不稳定

例句 Examples

The dataset has noisy labels, so the model makes many mistakes.
这个数据集的标签有噪声,所以模型会犯很多错误。

Although we used a large corpus, noisy labels introduced bias and reduced the classifier’s reliability in real-world deployment.
尽管我们使用了大量语料,带噪声的标签仍引入了偏差,并降低了分类器在真实部署中的可靠性。

相关词 Related Words

文学与著作 Literary Works

  • Ian Goodfellow, Yoshua Bengio, Aaron Courville:《Deep Learning》(深度学习)在讨论数据质量与训练问题时常涉及“label noise/带噪声标签”的概念。
  • Christopher M. Bishop:《Pattern Recognition and Machine Learning》(模式识别与机器学习)与噪声、误差与监督学习数据质量相关的章节中常出现类似表述。
  • Reed et al. (2014):“Training Deep Neural Networks on Noisy Labels with Bootstrapping”标题与内容直接使用该术语。
  • Natarajan et al. (2013):“Learning with Noisy Labels”系统讨论带噪声标签下的学习方法。
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