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Disease name recognition and normalization, which is generally called biomedical entity linking, is a fundamental process in biomedical text mining. Recently, neural joint learning of both tasks has been proposed to utilize the mutual…

Computation and Language · Computer Science 2021-04-22 Shogo Ujiie , Hayate Iso , Shuntaro Yada , Shoko Wakamiya , Eiji Aramaki

Entity linking is the task of aligning mentions to corresponding entities in a given knowledge base. Previous studies have highlighted the necessity for entity linking systems to capture the global coherence. However, there are two common…

Computation and Language · Computer Science 2019-02-04 Zheng Fang , Yanan Cao , Dongjie Zhang , Qian Li , Zhenyu Zhang , Yanbing Liu

Biomedical entity linking is the task of linking entity mentions in a biomedical document to referent entities in a knowledge base. Recently, many BERT-based models have been introduced for the task. While these models have achieved…

Computation and Language · Computer Science 2021-09-07 Tuan Lai , Heng Ji , ChengXiang Zhai

Entity Linking involves detecting and linking entity mentions in natural language texts to a knowledge graph. Traditional methods use a two-step process with separate models for entity recognition and disambiguation, which can be…

Computation and Language · Computer Science 2025-10-23 Daniel Vollmers , Hamada M. Zahera , Diego Moussallem , Axel-Cyrille Ngonga Ngomo

Although biomedical entity linking (BioEL) has made significant progress with pre-trained language models, challenges still exist for fine-grained and long-tailed entities. To address these challenges, we present BioELQA, a novel model that…

Computation and Language · Computer Science 2024-05-20 Zhenxi Lin , Ziheng Zhang , Xian Wu , Yefeng Zheng

Biomedical entity linking (BEL) is the task of grounding entity mentions to a knowledge base (KB). A popular approach to the task are name-based methods, i.e. those identifying the most appropriate name in the KB for a given mention, either…

Computation and Language · Computer Science 2024-01-11 Samuele Garda , Ulf Leser

We consider the problem of decentralized clustering and estimation over multi-task networks, where agents infer and track different models of interest. The agents do not know beforehand which model is generating their own data. They also do…

Optimization and Control · Mathematics 2017-05-24 Sahar Khawatmi , Ali H. Sayed , Abdelhak M. Zoubir

We analyze the extent to which internal representations of language models (LMs) identify and distinguish mentions of named entities, focusing on the many-to-many correspondence between entities and their mentions. We first formulate two…

Computation and Language · Computer Science 2025-07-22 Masaki Sakata , Benjamin Heinzerling , Sho Yokoi , Takumi Ito , Kentaro Inui

Developing high-performing systems for detecting biomedical named entities has major implications. State-of-the-art deep-learning based solutions for entity recognition often require large annotated datasets, which is not available in the…

Computation and Language · Computer Science 2020-11-03 Arda Akdemir , Tetsuo Shibuya

State-of-the-art deep learning entity linking methods rely on extensive human-labelled data, which is costly to acquire. Current datasets are limited in size, leading to inadequate coverage of biomedical concepts and diminished performance…

Computation and Language · Computer Science 2024-10-23 Pedro Ruas , Fernando Gallego , Francisco J. Veredas , Francisco M. Couto

Extraction from raw text to a knowledge base of entities and fine-grained types is often cast as prediction into a flat set of entity and type labels, neglecting the rich hierarchies over types and entities contained in curated ontologies.…

Computation and Language · Computer Science 2018-07-16 Shikhar Murty* , Patrick Verga* , Luke Vilnis , Irena Radovanovic , Andrew McCallum

We consider the task of document-level entity linking (EL), where it is important to make consistent decisions for entity mentions over the full document jointly. We aim to leverage explicit "connections" among mentions within the document…

Computation and Language · Computer Science 2022-07-05 Klim Zaporojets , Johannes Deleu , Yiwei Jiang , Thomas Demeester , Chris Develder

Modern entity linking systems rely on large collections of documents specifically annotated for the task (e.g., AIDA CoNLL). In contrast, we propose an approach which exploits only naturally occurring information: unlabeled documents and…

Computation and Language · Computer Science 2019-06-05 Phong Le , Ivan Titov

The largest collection of medical evidence in the world is PubMed. However, the significant barrier in accessing and extracting information is information organization. A factor that contributes towards this barrier is managing medical…

Information Retrieval · Computer Science 2018-09-07 Michael Segundo Ortiz , Sam Bubnovich , Mengqian Wang , Kazuhiro Seki Ph. D. , Javed Mostafa Ph. D

Due to the exponential growth of biomedical literature, event and relation extraction are important tasks in biomedical text mining. Most work only focus on relation extraction, and detect a single entity pair mention on a short span of…

Computation and Language · Computer Science 2020-05-08 Elaheh ShafieiBavani , Antonio Jimeno Yepes , Xu Zhong , David Martinez Iraola

The first stage of every knowledge base question answering approach is to link entities in the input question. We investigate entity linking in the context of a question answering task and present a jointly optimized neural architecture for…

Computation and Language · Computer Science 2018-04-24 Daniil Sorokin , Iryna Gurevych

Biomedical entity linking, a main component in automatic information extraction from health-related texts, plays a pivotal role in connecting textual entities (such as diseases, drugs and body parts mentioned by patients) to their…

Computation and Language · Computer Science 2024-05-21 Fons Hartendorp , Tom Seinen , Erik van Mulligen , Suzan Verberne

Biomedical question-answering (QA) has gained increased attention for its capability to provide users with high-quality information from a vast scientific literature. Although an increasing number of biomedical QA datasets has been recently…

Computation and Language · Computer Science 2021-02-17 Gabriele Pergola , Elena Kochkina , Lin Gui , Maria Liakata , Yulan He

Entity linking is a prominent thread of research focused on structured data creation by linking spans of text to an ontology or knowledge source. We revisit the use of structured prediction for entity linking which classifies each…

Computation and Language · Computer Science 2023-10-24 Hassan S. Shavarani , Anoop Sarkar

Named entity linking is to map an ambiguous mention in documents to an entity in a knowledge base. The named entity linking is challenging, given the fact that there are multiple candidate entities for a mention in a document. It is…

Computation and Language · Computer Science 2020-02-13 Wei Shi , Siyuan Zhang , Zhiwei Zhang , Hong Cheng , Jeffrey Xu Yu