How to measure hallucination

INSIDE: LLMS’ INTERNAL STATES RETAIN THE POWER OF HALLUCINATION DETECTION

ICLR2024

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A Mathematical Investigation of Hallucination and Creativity in GPT Models

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Measuring and Reducing LLM Hallucination without Gold-Standard Answers via Expertise-Weighting

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KCTS: Knowledge-Constrained Tree Search Decoding with
Token-Level Hallucination Detection

EMNLP2023

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AutoHall: Automated Hallucination Dataset Generation for Large Language Models

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HaluEval: A Large-Scale Hallucination Evaluation Benchmar for Large Language Models

Semantic Consistency for Assuring Reliability of Large Language Models