V2EX partial-label

Partial-Label

定义 Definition

“Partial-label”(部分标注/部分标签)指一种标注方式:对每个样本只给出一个候选标签集合,其中只有一个是真实标签,但并不明确指出是哪一个。该术语常见于机器学习中的弱监督学习(weak supervision)与部分标注学习(partial-label learning)。在其他语境中也可泛指“标注不完整/不完全的标签”。

例句 Examples

The dataset uses partial-label annotations, so each image comes with several possible classes.
该数据集使用部分标注,因此每张图片都对应几个可能的类别。

In real-world text classification, partial-label data can reduce labeling cost, but it also makes training harder because the true label is hidden inside a candidate set.
在真实世界的文本分类中,部分标注数据可以降低标注成本,但也会让训练更困难,因为真实标签被隐藏在候选集合之中。

发音 Pronunciation (IPA)

/prl lebl/

词源 Etymology

“Partial”源自拉丁语 partialis(部分的),表示“不完整、非全部”;“label”来自中古法语 labelle/labellum(小标签、标记)。合在一起,“partial-label”字面意思是“部分的标签/不完全的标注”,在机器学习领域特指“只提供候选标签集合的标注形式”。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Encyclopedia of Machine Learning and Data Mining(相关条目中常讨论弱监督、噪声标签与不完全标注,语境中会出现“partial label/partial-label”)
  • 机器学习学术论文与综述中关于“Partial-Label Learning(部分标注学习)”的研究(该术语主要出现在科研写作与教材/专著的技术章节中,而非传统小说文学作品)
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