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预训练和微调哪个阶段注入知识的? #31

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@limyoona900530

在05.有监督微调 这一章节中提到微调和预训练都有注入知识,但目前网上对此看似存在不少争议,有一些业内人士指出微调只是对已有知识的重新唤醒,《Does Fine-Tuning LLMs on New Knowledge Encourage Hallucinations?》这篇论文指出微调时如果用OOD数据微调会导致模型性能下降,不知道作者对此如何看待

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