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Lynx: An Open Source Hallucination Evaluation Model

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arxiv 2407.08488 v2 pith:XJTUURHH submitted 2024-07-11 cs.AI cs.CL

Lynx: An Open Source Hallucination Evaluation Model

classification cs.AI cs.CL
keywords lynxhallucinationevaluationhalubenchllmsmodelsreal-worldaccess
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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Retrieval Augmented Generation (RAG) techniques aim to mitigate hallucinations in Large Language Models (LLMs). However, LLMs can still produce information that is unsupported or contradictory to the retrieved contexts. We introduce LYNX, a SOTA hallucination detection LLM that is capable of advanced reasoning on challenging real-world hallucination scenarios. To evaluate LYNX, we present HaluBench, a comprehensive hallucination evaluation benchmark, consisting of 15k samples sourced from various real-world domains. Our experiment results show that LYNX outperforms GPT-4o, Claude-3-Sonnet, and closed and open-source LLM-as-a-judge models on HaluBench. We release LYNX, HaluBench and our evaluation code for public access.

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Cited by 11 Pith papers

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