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arXiv 2602.14743cs.CLcs.LG
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LLMStructBench: 评估大型语言模型结构化数据提取的基准测试

LLMStructBench: Benchmarking Large Language Model Structured Data Extraction

University of Applied Sciences Berlin(柏林应用技术大学)

Sönke Tenckhoff, Mario Koddenbrock, Erik Rodner

AI总结:

LLMStructBench通过评估模型大小和提示策略对结构化数据提取的影响,为大型语言模型的解析可靠性提供新的基准测试。

摘要:

我们提出了LLMStructBench,这是一个新的基准测试,用于评估大型语言模型(LLMs)在从自然语言文本中提取结构化数据并生成有效的JavaScript对象表示法(JSON)输出的能力。我们的开放数据集包含多样、经过人工验证的解析场景,具有不同的复杂性,并允许在22个模型和五种提示策略上进行系统测试。我们进一步引入了互补的性能指标,这些指标捕捉了令牌级别准确性和文档级别有效性,从而促进了对模型、大小和提示效果在解析可靠性上的严格比较。特别是,我们显示选择正确的提示策略比标准属性如模型大小更重要。这尤其确保了较小或不太可靠的模型的结构有效性,但会增加语义错误的数量。我们的基准测试套件是未来在LLM应用于解析或提取、转换和加载(ETL)应用领域研究的一个步骤。

英文摘要:

We present LLMStructBench, a novel benchmark for evaluating Large Language Models (LLMs) on extracting structured data and generating valid JavaScript Object Notation (JSON) outputs from natural-language text. Our open dataset comprises diverse, manually verified parsing scenarios of varying complexity and enables systematic testing across 22 models and five prompting strategies. We further introduce complementary performance metrics that capture both token-level accuracy and document-level validity, facilitating rigorous comparison of model, size, and prompting effects on parsing reliability. In particular, we show that choosing the right prompting strategy is more important than standard attributes such as model size. This especially ensures structural validity for smaller or less reliable models but increase the number of semantic errors. Our benchmark suite is an step towards future research in the area of LLM applied to parsing or Extract, Transform and Load (ETL) applications.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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