#fine-tuning-limitations News & Analysis

Evaluating Hallucinations in Domain-Adapted Large Language Models

Researchers investigating hallucinations in fine-tuned Large Language Models found that domain adaptation via fine-tuning alone is insufficient to prevent inaccurate outputs. Testing Llama-2 with domain-specific data revealed the model struggles with novel reasoning tasks and tends to over-generate information, highlighting fundamental limitations in current LLM adaptation techniques.