V2EX finetuning

Finetuning

Definition|释义

finetuning(更常写作 fine-tuning / fine tuning):指在已有基础上做小幅、精细的调整以获得更好的效果。常见于:

  • 一般语境:对计划、设备、表达等进行“微调/优化”
  • 机器学习/AI:在预训练模型基础上,用特定数据继续训练,使其适配某个任务(“微调模型”)

Pronunciation|发音(IPA)

/fantun/

Examples|例句

We’re finetuning the schedule to avoid rush hour.
我们正在微调日程安排,以避开高峰时段。

After pretraining, the team improved accuracy by finetuning the model on domain-specific data.
预训练之后,团队通过用领域专用数据微调模型来提升准确率。

Etymology|词源

fine(精细的)+ tune(调音、调整)构成。最初与音乐或设备“调校到更准确的状态”有关,后来引申为对任何事物做更精确、更细致的优化。在当代科技语境中,尤其常用于描述对预训练模型的“后续精调”。

Related Words|相关词

Literary Works|文学与著作中的用例

  • Deep Learning(Ian Goodfellow, Yoshua Bengio, Aaron Courville)在迁移学习与训练策略相关讨论中常出现 fine-tuning
  • Hands-On Machine Learning with Scikit-Learn, Keras, and TensorFlow(Aurélien Géron)在实践章节中频繁使用 fine-tuning 描述模型微调步骤。
  • Natural Language Processing with Transformers(Lewis Tunstall, Leandro von Werra, Thomas Wolf)大量使用 fine-tuning 指代对预训练语言模型的任务适配训练。
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