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Related papers: Few-shot classification in Named Entity Recognitio…

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A significant shortcoming of current state-of-the-art (SOTA) named-entity recognition (NER) systems is their lack of generalization to unseen domains, which poses a major problem since obtaining labeled data for NER in a new domain is…

Artificial Intelligence · Computer Science 2021-11-16 Nguyen Van Hoang , Soeren Hougaard Mulvad , Dexter Neo Yuan Rong , Yang Yue

We study the named entity recognition (NER) problem under the extremely weak supervision (XWS) setting, where only one example entity per type is given in a context-free way. While one can see that XWS is lighter than one-shot in terms of…

Computation and Language · Computer Science 2023-11-07 Letian Peng , Zihan Wang , Jingbo Shang

Attributed networks nowadays are ubiquitous in a myriad of high-impact applications, such as social network analysis, financial fraud detection, and drug discovery. As a central analytical task on attributed networks, node classification…

Machine Learning · Computer Science 2020-11-30 Kaize Ding , Jianling Wang , Jundong Li , Kai Shu , Chenghao Liu , Huan Liu

Few-shot named entity recognition (NER) systems aims at recognizing new classes of entities based on a few labeled samples. A significant challenge in the few-shot regime is prone to overfitting than the tasks with abundant samples. The…

Computation and Language · Computer Science 2023-05-04 Zhen Yang , Yongbin Liu , Chunping Ouyang

Recently, neural methods have achieved state-of-the-art (SOTA) results in Named Entity Recognition (NER) tasks for many languages without the need for manually crafted features. However, these models still require manually annotated…

Computation and Language · Computer Science 2019-11-25 M Saiful Bari , Shafiq Joty , Prathyusha Jwalapuram

The lack of annotated data in many languages is a well-known challenge within the field of multilingual natural language processing (NLP). Therefore, many recent studies focus on zero-shot transfer learning and joint training across…

Computation and Language · Computer Science 2019-12-24 Niels van der Heijden , Samira Abnar , Ekaterina Shutova

Deep neural network models have recently achieved state-of-the-art performance gains in a variety of natural language processing (NLP) tasks (Young, Hazarika, Poria, & Cambria, 2017). However, these gains rely on the availability of large…

Computation and Language · Computer Science 2018-11-15 Maximilian Hofer , Andrey Kormilitzin , Paul Goldberg , Alejo Nevado-Holgado

In nested Named entity recognition (NER), entities are nested with each other, and thus requiring more data annotations to address. This leads to the development of few-shot nested NER, where the prevalence of pretrained language models…

Computation and Language · Computer Science 2024-02-05 Meishan Zhang , Bin Wang , Hao Fei , Min Zhang

We propose prototypical networks for the problem of few-shot classification, where a classifier must generalize to new classes not seen in the training set, given only a small number of examples of each new class. Prototypical networks…

Machine Learning · Computer Science 2017-06-21 Jake Snell , Kevin Swersky , Richard S. Zemel

Supervised named entity recognition (NER) in the biomedical domain depends on large sets of annotated texts with the given named entities. The creation of such datasets can be time-consuming and expensive, while extraction of new entities…

Computation and Language · Computer Science 2024-08-27 Miloš Košprdić , Nikola Prodanović , Adela Ljajić , Bojana Bašaragin , Nikola Milošević

Incorporating large-scale pre-trained models with the prototypical neural networks is a de-facto paradigm in few-shot named entity recognition. Existing methods, unfortunately, are not aware of the fact that embeddings from pre-trained…

Computation and Language · Computer Science 2022-11-08 Youcheng Huang , Wenqiang Lei , Jie Fu , Jiancheng Lv

The aim of Named Entity Recognition (NER) is to identify references of named entities in unstructured documents, and to classify them into pre-defined semantic categories. NER often aids from added background knowledge in the form of…

Computation and Language · Computer Science 2015-11-24 S. Thenmalar , J. Balaji , T. V. Geetha

Named entity recognition (NER) models generally perform poorly when large training datasets are unavailable for low-resource domains. Recently, pre-training a large-scale language model has become a promising direction for coping with the…

Computation and Language · Computer Science 2021-12-02 Zihan Liu , Feijun Jiang , Yuxiang Hu , Chen Shi , Pascale Fung

The task of Named Entity Recognition (NER) is an important component of many natural language processing systems, such as relation extraction and knowledge graph construction. In this work, we present a simple and effective approach for…

Computation and Language · Computer Science 2022-03-29 Urchade Zaratiana , Pierre Holat , Nadi Tomeh , Thierry Charnois

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 in correctly detecting and classifying entities,…

Information Retrieval · Computer Science 2018-09-07 Diego Esteves

Named entity recognition (NER) systems that perform well require task-related and manually annotated datasets. However, they are expensive to develop, and are thus limited in size. As there already exists a large number of NER datasets that…

Computation and Language · Computer Science 2019-04-23 Nargiza Nosirova , Mingbin Xu , Hui Jiang

StackOverflow, with its vast question repository and limited labeled examples, raise an annotation challenge for us. We address this gap by proposing RoBERTa+MAML, a few-shot named entity recognition (NER) method leveraging meta-learning.…

Computation and Language · Computer Science 2024-04-30 Xinwei Chen , Kun Li , Tianyou Song , Jiangjian Guo

Few-shot Named Entity Recognition (NER) aims to identify named entities with very little annotated data. Previous methods solve this problem based on token-wise classification, which ignores the information of entity boundaries, and…

Computation and Language · Computer Science 2022-11-22 Jianing Wang , Chengcheng Han , Chengyu Wang , Chuanqi Tan , Minghui Qiu , Songfang Huang , Jun Huang , Ming Gao

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) has been one of the essential preliminary steps in modern NLP applications. This report focuses on implementing the NER task on finetuning two pretrained models: (i) an encoder-only model (BERT) with a simple…

Computation and Language · Computer Science 2026-05-19 Mei Jia