C-FAITH: A Chinese Fine-Grained Benchmark for Automated Hallucination Evaluation

Fuente: arXiv
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Autores principales: Zhang, Xu, Liu, Zhifei, Wang, Jiahao, Zhang, Huixuan, Xu, Fan, Zhang, Junzhe, Wan, Xiaojun
Formato: Preprint
Publicado: 2025
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author Zhang, Xu
Liu, Zhifei
Wang, Jiahao
Zhang, Huixuan
Xu, Fan
Zhang, Junzhe
Wan, Xiaojun
author_facet Zhang, Xu
Liu, Zhifei
Wang, Jiahao
Zhang, Huixuan
Xu, Fan
Zhang, Junzhe
Wan, Xiaojun
contents Despite the rapid advancement of large language models, they remain highly susceptible to generating hallucinations, which significantly hinders their widespread application. Hallucination research requires dynamic and fine-grained evaluation. However, most existing hallucination benchmarks (especially in Chinese language) rely on human annotations, making automatical and cost-effective hallucination evaluation challenging. To address this, we introduce HaluAgent, an agentic framework that automatically constructs fine-grained QA dataset based on some knowledge documents. Our experiments demonstrate that the manually designed rules and prompt optimization can improve the quality of generated data. Using HaluAgent, we construct C-FAITH, a Chinese QA hallucination benchmark created from 1,399 knowledge documents obtained from web scraping, totaling 60,702 entries. We comprehensively evaluate 16 mainstream LLMs with our proposed C-FAITH, providing detailed experimental results and analysis.
format Preprint
id arxiv_https___arxiv_org_abs_2504_10167
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle C-FAITH: A Chinese Fine-Grained Benchmark for Automated Hallucination Evaluation
Zhang, Xu
Liu, Zhifei
Wang, Jiahao
Zhang, Huixuan
Xu, Fan
Zhang, Junzhe
Wan, Xiaojun
Computation and Language
Artificial Intelligence
Despite the rapid advancement of large language models, they remain highly susceptible to generating hallucinations, which significantly hinders their widespread application. Hallucination research requires dynamic and fine-grained evaluation. However, most existing hallucination benchmarks (especially in Chinese language) rely on human annotations, making automatical and cost-effective hallucination evaluation challenging. To address this, we introduce HaluAgent, an agentic framework that automatically constructs fine-grained QA dataset based on some knowledge documents. Our experiments demonstrate that the manually designed rules and prompt optimization can improve the quality of generated data. Using HaluAgent, we construct C-FAITH, a Chinese QA hallucination benchmark created from 1,399 knowledge documents obtained from web scraping, totaling 60,702 entries. We comprehensively evaluate 16 mainstream LLMs with our proposed C-FAITH, providing detailed experimental results and analysis.
title C-FAITH: A Chinese Fine-Grained Benchmark for Automated Hallucination Evaluation
topic Computation and Language
Artificial Intelligence
url https://arxiv.org/abs/2504.10167