V2EX weakly-supervised

Weakly-Supervised

定义 / Definition

weakly-supervised(弱监督的):指在机器学习/人工智能中,训练数据的“监督信号”不完全、较粗糙或含噪声(例如只有图像级标签、部分标注、带错误的标签等),但仍利用这些有限信息来训练模型。也常见写法 weakly supervised(不加连字符)。

发音 / Pronunciation (IPA)

/wikli suprvazd/

例句 / Examples

A weakly-supervised model can learn from image-level labels without pixel annotations.
弱监督模型可以只用图像级标签学习,而不需要像素级标注。

Weakly-supervised methods often trade annotation cost for increased uncertainty, so evaluation must be carefully designed.
弱监督方法常用更低的标注成本换取更高的不确定性,因此评估方案必须谨慎设计。

词源 / Etymology

weakly(“弱地/不强地”,源自 weak“虚弱的、弱的”)与 supervised(“被监督的”,来自 supervise“监督、管理”,词根含“在上方观看/管理”的意思)组合而成。在机器学习语境中,“弱”强调的是标注/监督信息的强度不足,并非模型能力“弱”。

相关词 / Related Words

文学与著名作品中的用例 / Notable Works

  • Weakly Supervised Learning: Theoretical Foundations and Algorithms(书名中直接使用该术语)
  • 周志华(Zhi-Hua Zhou)相关弱监督学习综述与论文(常以 “weakly supervised learning” 为核心关键词)
  • Deep Learning(Ian Goodfellow, Yoshua Bengio, Aaron Courville)中对监督学习范式的讨论常延伸到弱/半/自监督等术语的使用(不同版本与章节措辞可能略有差异)
  • 计算机视觉领域弱监督经典方向论文中高频出现,如弱监督语义分割(Weakly Supervised Semantic Segmentation)系列工作(常在标题或摘要中出现)
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