Can LLMs Produce Faithful Explanations For Fact-checking? Towards Faithful Explainable Fact-Checking via Multi-Agent Debate

Fuente: arXiv
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Auteurs principaux: Kim, Kyungha, Lee, Sangyun, Huang, Kung-Hsiang, Chan, Hou Pong, Li, Manling, Ji, Heng
Format: Preprint
Publié: 2024
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author Kim, Kyungha
Lee, Sangyun
Huang, Kung-Hsiang
Chan, Hou Pong
Li, Manling
Ji, Heng
author_facet Kim, Kyungha
Lee, Sangyun
Huang, Kung-Hsiang
Chan, Hou Pong
Li, Manling
Ji, Heng
contents Fact-checking research has extensively explored verification but less so the generation of natural-language explanations, crucial for user trust. While Large Language Models (LLMs) excel in text generation, their capability for producing faithful explanations in fact-checking remains underexamined. Our study investigates LLMs' ability to generate such explanations, finding that zero-shot prompts often result in unfaithfulness. To address these challenges, we propose the Multi-Agent Debate Refinement (MADR) framework, leveraging multiple LLMs as agents with diverse roles in an iterative refining process aimed at enhancing faithfulness in generated explanations. MADR ensures that the final explanation undergoes rigorous validation, significantly reducing the likelihood of unfaithful elements and aligning closely with the provided evidence. Experimental results demonstrate that MADR significantly improves the faithfulness of LLM-generated explanations to the evidence, advancing the credibility and trustworthiness of these explanations.
format Preprint
id arxiv_https___arxiv_org_abs_2402_07401
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Can LLMs Produce Faithful Explanations For Fact-checking? Towards Faithful Explainable Fact-Checking via Multi-Agent Debate
Kim, Kyungha
Lee, Sangyun
Huang, Kung-Hsiang
Chan, Hou Pong
Li, Manling
Ji, Heng
Computation and Language
Fact-checking research has extensively explored verification but less so the generation of natural-language explanations, crucial for user trust. While Large Language Models (LLMs) excel in text generation, their capability for producing faithful explanations in fact-checking remains underexamined. Our study investigates LLMs' ability to generate such explanations, finding that zero-shot prompts often result in unfaithfulness. To address these challenges, we propose the Multi-Agent Debate Refinement (MADR) framework, leveraging multiple LLMs as agents with diverse roles in an iterative refining process aimed at enhancing faithfulness in generated explanations. MADR ensures that the final explanation undergoes rigorous validation, significantly reducing the likelihood of unfaithful elements and aligning closely with the provided evidence. Experimental results demonstrate that MADR significantly improves the faithfulness of LLM-generated explanations to the evidence, advancing the credibility and trustworthiness of these explanations.
title Can LLMs Produce Faithful Explanations For Fact-checking? Towards Faithful Explainable Fact-Checking via Multi-Agent Debate
topic Computation and Language
url https://arxiv.org/abs/2402.07401