Regularization in transfer learning and fine-tuning scenarios
When fine-tuning pre-trained LLMs, it’s important to carefully adjust regularization to avoid hindering task-specific adaptation while still preventing overfitting. Here’s an approach to fine-tuning with adaptive regularization:
from transformers import GPT2LMHeadModel, GPT2Tokenizer def fine_tune_with_adaptive_regularization( pretrained_model_name, train_dataloader, initial_dropout=0.1, epochs=3 ): model = GPT2LMHeadModel.from_pretrained(pretrained_model_name) tokenizer = GPT2Tokenizer.from_pretrained(pretrained_model_name) optimizer = AdamW(model.parameters(), lr=5e-5, weight_decay=0.01) for epoch in range(epochs): model.train() total_loss = 0 ...