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system architectureChapter 3arXiv · 2023

Measuring and Reducing LLM Hallucination without Gold Standard Answers

Vipula Rawte (IIT Bombay), Amit Sheth (USC)

Abstract

We present methods for measuring and reducing LLM hallucinations without requiring gold standard reference answers. Our approach uses consistency checking and uncertainty estimation.

Key Contributions

  • Reference-free hallucination detection
  • Consistency-based reliability assessment
  • Uncertainty-guided correction

Topics

hallucination detectionuncertainty estimationconsistency checkingreliability