V2EX active learning

Active Learning

释义 Definition

Active learning:通常指“主动学习/积极学习”。在教育学中,强调学习者通过讨论、提问、实践、反思等方式主动参与学习过程,而非被动听讲。
在机器学习中,指“主动学习(算法)”:模型会主动选择最有信息量的样本请求人工标注,以更少标注数据获得更好效果。(该词在不同领域含义不同,此处以最常见两种用法概括。)

发音 Pronunciation (IPA)

/ktv ln/

例句 Examples

Students learn better through active learning than through long lectures.
学生通过主动学习往往比听长时间讲座学得更好。

In an active learning setup, the model queries a human annotator for labels on the most uncertain samples to reduce annotation costs.
在主动学习设置中,模型会就最不确定的样本向人工标注者请求标签,以降低标注成本。

词源 Etymology

active 来自拉丁语 activus(“行动的、积极的”),与 agere(“做、行动”)有关;learning 源自古英语 leornian(“学习、获得知识”)。组合成短语后,字面意思就是“积极地学习/主动地学习”,后来在教育学与机器学习中分别发展出更专门的含义。

相关词 Related Words

文学与名著用例 Literary Works

  • Burr Settles, Active Learning Literature Survey(2012):系统梳理机器学习中的主动学习方法与应用。
  • C. M. Bishop, Pattern Recognition and Machine Learning(2006):在统计学习语境中讨论与“主动选择数据/实验设计”相关的思想。
  • Ian Goodfellow, Yoshua Bengio, Aaron Courville, Deep Learning(2016):在深度学习应用与数据标注语境中提及主动学习等策略。
  • National Research Council, How People Learn(2000):教育研究中强调学习者主动参与、建构理解等与“active learning”密切相关的理念。
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