- 了解机器学习基础知识
- 具有大型语言模型(LLMs)的相关经验
- 熟悉Python和PyTorch
目标受众
- 数据科学家
- AI工程师
参数高效Fine-Tuning(PEFT)是一系列技术,通过仅修改大型语言模型(LLMs)的一小部分参数,实现高效适应。
这项由讲师指导的培训(线上或线下)面向中级数据科学家和AI工程师,他们希望使用LoRA、Adapter Tuning和Prefix Tuning等方法,以更经济高效的方式微调大型语言模型。
培训结束后,参与者将能够:
- 理解参数高效微调方法的理论。
- 使用Hugging Face PEFT实现LoRA、Adapter Tuning和Prefix Tuning。
- 比较PEFT方法与完整微调的性能和成本权衡。
- 部署和扩展微调后的LLMs,并减少计算和存储需求。
课程形式
- 互动式讲座和讨论。
- 大量练习和实践。
- 在实时实验室环境中进行动手操作。
课程定制选项
- 如需为本课程定制培训,请联系我们安排。
参数高效微调 (PEFT) 介绍
- 全面微调的动机与限制
- PEFT 概述:目标与优势
- 在行业中的应用与使用案例
LoRA (低秩适应)
- LoRA 的概念与直觉
- 使用 Hugging Face 和 PyTorch 实现 LoRA
- 实作:使用 LoRA 微调模型
适配器微调
- 适配器模组的工作原理
- 与基于 Transformer 模型的整合
- 实作:将适配器微调应用于 Transformer 模型
前缀微调
- 使用软提示进行微调
- 与 LoRA 和适配器相比的优势与限制
- 实作:在 LLM 任务上进行前缀微调
评估与比较 PEFT 方法
- 评估性能与效率的指标
- 训练速度、记忆体使用与准确性之间的权衡
- 基准测试实验与结果解释
部署微调模型
- 保存与载入微调模型
- 基于 PEFT 模型的部署考量
- 整合到应用与管道中
最佳实践与扩展
- 将 PEFT 与量化与蒸馏结合
- 在低资源与多语言环境中的使用
- 未来方向与活跃研究领域
总结与下一步
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