arXiv:2409.15933cs.CLcs.IR2024-09被引 2

让大模型零样本识别意大利语命名实体,突破标注数据依赖

SLIMER-IT: Zero-Shot NER on Italian Language

  • 用提示词注入定义和规则,指导大模型完成零样本命名实体识别
  • 在未见过的实体类型上表现超越现有模型,准确率提升显著
  • 专为意大利语设计,适合多语言低资源场景的研究者使用

传统命名实体识别(NER)将任务视为BIO序列标注问题,虽在特定任务中表现优异,但需大量标注数据,难以泛化到分布外输入或未见实体类型。相比之下,大语言模型(LLMs)展现出强大的零样本能力。尽管已有研究聚焦英语零样本NER,其他语言仍鲜有探索。本文构建了零样本NER评估框架,并应用于意大利语。提出SLIMER-IT,即意大利语版SLIMER,一种通过注入定义与指南的提示词进行指令微调的方法,实现零样本NER。与多个先进模型对比显示,该方法在从未见过的实体标签上表现更优。

原文摘要 · Abstract (English)

Traditional approaches to Named Entity Recognition (NER) frame the task into a BIO sequence labeling problem. Although these systems often excel in the downstream task at hand, they require extensive annotated data and struggle to generalize to out-of-distribution input domains and unseen entity types. On the contrary, Large Language Models (LLMs) have demonstrated strong zero-shot capabilities. While several works address Zero-Shot NER in English, little has been done in other languages. In this paper, we define an evaluation framework for Zero-Shot NER, applying it to the Italian language. Furthermore, we introduce SLIMER-IT, the Italian version of SLIMER, an instruction-tuning approach for zero-shot NER leveraging prompts enriched with definition and guidelines. Comparisons with other state-of-the-art models, demonstrate the superiority of SLIMER-IT on never-seen-before entity tags.

命名实体识别零样本学习大模型应用意大利语

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