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Related papers: UNER: Universal Named-Entity RecognitionFramework

200 papers

Nested named entity recognition identifies entities contained within other entities, but requires expensive multi-level annotation. While flat NER corpora exist abundantly, nested resources remain scarce. We investigate whether models can…

Computation and Language · Computer Science 2026-03-03 Igor Rozhkov , Natalia Loukachevitch

Named Entity Recognition (NER) is an important subtask of information extraction that seeks to locate and recognise named entities. Despite recent achievements, we still face limitations with correctly detecting and classifying entities,…

Information Retrieval · Computer Science 2017-10-31 Diego Esteves , Rafael Peres , Jens Lehmann , Giulio Napolitano

Named entity recognition (NER), a task that identifies and categorizes named entities such as persons or organizations from text, is traditionally framed as a multi-class classification problem. However, this approach often overlooks the…

Computation and Language · Computer Science 2023-11-10 Ngoc Dang Nguyen , Wei Tan , Lan Du , Wray Buntine , Richard Beare , Changyou Chen

Named Entity Recognition (NER) is a fundamental NLP task, commonly formulated as classification over a sequence of tokens. Morphologically-Rich Languages (MRLs) pose a challenge to this basic formulation, as the boundaries of Named Entities…

Computation and Language · Computer Science 2021-09-14 Dan Bareket , Reut Tsarfaty

Domain-specific named entity recognition (NER) on Computer Science (CS) scholarly articles is an information extraction task that is arguably more challenging for the various annotation aims that can beset the task and has been less studied…

Computation and Language · Computer Science 2022-11-15 Jennifer D'Souza , Sören Auer

Cross-domain named entity recognition (NER) models are able to cope with the scarcity issue of NER samples in target domains. However, most of the existing NER benchmarks lack domain-specialized entity types or do not focus on a certain…

Computation and Language · Computer Science 2020-12-15 Zihan Liu , Yan Xu , Tiezheng Yu , Wenliang Dai , Ziwei Ji , Samuel Cahyawijaya , Andrea Madotto , Pascale Fung

Named Entity Recognition (NER) in historical texts presents unique challenges due to non-standardized language, archaic orthography, and nested or overlapping entities. This study benchmarks a diverse set of NER approaches, ranging from…

Computation and Language · Computer Science 2025-06-04 Ludovic Moncla , Hédi Zeghidi

Named entity recognition (NER) is a natural language processing task (NLP), which aims to identify named entities and classify them like person, location, organization, etc. In the Arabic language, we can find a considerable size of…

Computation and Language · Computer Science 2023-04-10 Alaa Shaker , Alaa Aldarf , Igor Bessmertny

Traditional information retrieval treats named entity recognition as a pre-indexing corpus annotation task, allowing entity tags to be indexed and used during search. Named entity taggers themselves are typically trained on thousands or…

Information Retrieval · Computer Science 2018-06-14 John Foley , Sheikh Muhammad Sarwar , James Allan

More recently, Named Entity Recognition hasachieved great advances aided by pre-trainingapproaches such as BERT. However, currentpre-training techniques focus on building lan-guage modeling objectives to learn a gen-eral representation,…

Computation and Language · Computer Science 2020-10-29 Mengge Xue , Bowen Yu , Zhenyu Zhang , Tingwen Liu , Yue Zhang , Bin Wang

Named Entity Recognition has traditionally been a key task in natural language processing, aiming to identify and extract important terms from unstructured text data. However, a notable challenge for contemporary deep-learning NER models…

Computation and Language · Computer Science 2025-08-19 Tzu-Chieh Chen , Wen-Yang Lin

Accurate recognition of biomedical named entities is critical for medical information extraction and knowledge discovery. However, existing methods often struggle with nested entities, entity boundary ambiguity, and cross-lingual…

Computation and Language · Computer Science 2025-10-13 Tengxiao Lv , Ling Luo , Juntao Li , Yanhua Wang , Yuchen Pan , Chao Liu , Yanan Wang , Yan Jiang , Huiyi Lv , Yuanyuan Sun , Jian Wang , Hongfei Lin

We created this CORD-NER dataset with comprehensive named entity recognition (NER) on the COVID-19 Open Research Dataset Challenge (CORD-19) corpus (2020-03-13). This CORD-NER dataset covers 75 fine-grained entity types: In addition to the…

Computation and Language · Computer Science 2020-04-17 Xuan Wang , Xiangchen Song , Bangzheng Li , Yingjun Guan , Jiawei Han

Named Entities (NEs) are often written with no orthographic changes across different languages that share a common alphabet. We show that this can be leveraged so as to improve named entity recognition (NER) by using unsupervised word…

Computation and Language · Computer Science 2014-05-06 Manaal Faruqui

Named entity recognition (NER) aims to identify mentions of named entities in an unstructured text and classify them into predefined named entity classes. While deep learning-based pre-trained language models help to achieve good predictive…

Computation and Language · Computer Science 2023-06-16 Ali Osman Berk Sapci , Oznur Tastan , Reyyan Yeniterzi

Biomedical Named Entity Recognition (NER) is a fundamental task of Biomedical Natural Language Processing for extracting relevant information from biomedical texts, such as clinical records, scientific publications, and electronic health…

Computation and Language · Computer Science 2023-12-27 Fahime Shahrokh , Nasser Ghadiri , Rasoul Samani , Milad Moradi

We propose Neural Entity Reasoner (NE-Reasoner), a framework to introduce global consistency of recognized entities into Neural Reasoner over Named Entity Recognition (NER) task. Given an input sentence, the NE-Reasoner layer can infer over…

Computation and Language · Computer Science 2018-10-02 Xiaoxiao Yin , Daqi Zheng , Zhengdong Lu , Ruifang Liu

Nested named entity recognition (NER) has been receiving increasing attention. Recently, (Fu et al, 2021) adapt a span-based constituency parser to tackle nested NER. They treat nested entities as partially-observed constituency trees and…

Computation and Language · Computer Science 2022-03-10 Chao Lou , Songlin Yang , Kewei Tu

In-Context Learning (ICL) technique based on Large Language Models (LLMs) has gained prominence in Named Entity Recognition (NER) tasks for its lower computing resource consumption, less manual labeling overhead, and stronger…

Computation and Language · Computer Science 2025-05-30 Yuzhen Xiao , Jiahe Song , Yongxin Xu , Ruizhe Zhang , Yiqi Xiao , Xin Lu , Runchuan Zhu , Bowen Jiang , Junfeng Zhao

Named entity recognition (NER) is a widely applicable natural language processing task and building block of question answering, topic modeling, information retrieval, etc. In the medical domain, NER plays a crucial role by extracting…

Computation and Language · Computer Science 2020-11-13 Veysel Kocaman , David Talby