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Fine-Tuning

Nov 5, 2025 NLP 15 min read

NLP (8): Model Fine-tuning and PEFT

A deep dive into Parameter-Efficient Fine-Tuning. Why LoRA's low-rank update works, the math and memory accounting behind QLoRA, how Adapters and Prefix-Tuning differ, and how to choose between them in production.

May 7, 2025 Transfer Learning 18 min read

Transfer Learning (2): Pre-training and Fine-tuning

Why pre-training learns a powerful prior from unlabeled data and how fine-tuning adapts it to your task. Covers contrastive learning, masked language models, discriminative learning rates, layer freezing, catastrophic …