Equation 1 · Actually Deploying an Open-Weight Model in Production
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Symbol W_0
is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
Symbol R^d × k
× k is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.
subscript
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superscript
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Low-Rank Adaptation, LoRA, takes a different approach: it freezes the pretrained weight matrix entirely and represents the update as the product of two much smaller matrices. For a frozen weight matrix , LoRA represents the adapted weight as
Sources cited in the article section
- [7] Llama Cookbook: LLM Fine-Tuning Overview ↗
- [5] LoRA: Low-Rank Adaptation of Large Language Models ↗
- [6] QLoRA: Efficient Finetuning of Quantized LLMs ↗
These citations give research context. Read each source to check which claims it supports.
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