Noise-Aware Named Entity Recognition for Historical VET Documents

Fuente: arXiv
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Autores principales: Esser, Alexander M., Dörpinghaus, Jens
Formato: Preprint
Publicado: 2026
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author Esser, Alexander M.
Dörpinghaus, Jens
author_facet Esser, Alexander M.
Dörpinghaus, Jens
contents This paper addresses Named Entity Recognition (NER) in the domain of Vocational Education and Training (VET), focusing on historical, digitized documents that suffer from OCR-induced noise. We propose a robust NER approach leveraging Noise-Aware Training (NAT) with synthetically injected OCR errors, transfer learning, and multi-stage fine-tuning. Three complementary strategies, training on noisy, clean, and artificial data, are systematically compared. Our method is one of the first to recognize multiple entity types in VET documents. It is applied to German documents but transferable to arbitrary languages. Experimental results demonstrate that domain-specific and noise-aware fine-tuning substantially increases robustness and accuracy under noisy conditions. We provide publicly available code for reproducible noise-aware NER in domain-specific contexts.
format Preprint
id arxiv_https___arxiv_org_abs_2601_00488
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Noise-Aware Named Entity Recognition for Historical VET Documents
Esser, Alexander M.
Dörpinghaus, Jens
Computation and Language
Information Retrieval
Machine Learning
This paper addresses Named Entity Recognition (NER) in the domain of Vocational Education and Training (VET), focusing on historical, digitized documents that suffer from OCR-induced noise. We propose a robust NER approach leveraging Noise-Aware Training (NAT) with synthetically injected OCR errors, transfer learning, and multi-stage fine-tuning. Three complementary strategies, training on noisy, clean, and artificial data, are systematically compared. Our method is one of the first to recognize multiple entity types in VET documents. It is applied to German documents but transferable to arbitrary languages. Experimental results demonstrate that domain-specific and noise-aware fine-tuning substantially increases robustness and accuracy under noisy conditions. We provide publicly available code for reproducible noise-aware NER in domain-specific contexts.
title Noise-Aware Named Entity Recognition for Historical VET Documents
topic Computation and Language
Information Retrieval
Machine Learning
url https://arxiv.org/abs/2601.00488