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相关论文: Named Entity Recognition without Labelled Data: A …

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We present a novel approach to named entity recognition (NER) in the presence of scarce data that we call example-based NER. Our train-free few-shot learning approach takes inspiration from question-answering to identify entity spans in a…

计算与语言 · 计算机科学 2020-08-25 Morteza Ziyadi , Yuting Sun , Abhishek Goswami , Jade Huang , Weizhu Chen

In this work, we study the problem of named entity recognition (NER) in a low resource scenario, focusing on few-shot and zero-shot settings. Built upon large-scale pre-trained language models, we propose a novel NER framework, namely…

计算与语言 · 计算机科学 2021-09-14 Yaqing Wang , Haoda Chu , Chao Zhang , Jing Gao

Crowdsourcing is regarded as one prospective solution for effective supervised learning, aiming to build large-scale annotated training data by crowd workers. Previous studies focus on reducing the influences from the noises of the…

计算与语言 · 计算机科学 2021-11-16 Xin Zhang , Guangwei Xu , Yueheng Sun , Meishan Zhang , Pengjun Xie

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…

人工智能 · 计算机科学 2021-11-16 Nguyen Van Hoang , Soeren Hougaard Mulvad , Dexter Neo Yuan Rong , Yang Yue

Zero-resource named entity recognition (NER) severely suffers from data scarcity in a specific domain or language. Most studies on zero-resource NER transfer knowledge from various data by fine-tuning on different auxiliary tasks. However,…

计算与语言 · 计算机科学 2021-07-23 Ying Zhang , Fandong Meng , Yufeng Chen , Jinan Xu , Jie Zhou

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…

计算与语言 · 计算机科学 2023-06-16 Ali Osman Berk Sapci , Oznur Tastan , Reyyan Yeniterzi

To achieve state-of-the-art performance, one still needs to train NER models on large-scale, high-quality annotated data, an asset that is both costly and time-intensive to accumulate. In contrast, real-world applications often resort to…

计算与语言 · 计算机科学 2023-10-26 Zhendong Chu , Ruiyi Zhang , Tong Yu , Rajiv Jain , Vlad I Morariu , Jiuxiang Gu , Ani Nenkova

This paper describes an approach for automatic construction of dictionaries for Named Entity Recognition (NER) using large amounts of unlabeled data and a few seed examples. We use Canonical Correlation Analysis (CCA) to obtain lower…

计算与语言 · 计算机科学 2015-04-28 Arvind Neelakantan , Michael Collins

Although named entity recognition (NER) helps us to extract domain-specific entities from text (e.g., artists in the music domain), it is costly to create a large amount of training data or a structured knowledge base to perform accurate…

计算与语言 · 计算机科学 2023-06-07 Kosuke Nishida , Naoki Yoshinaga , Kyosuke Nishida

State-of-the-art Named Entity Recognition(NER) models rely heavily on large amountsof fully annotated training data. However, ac-cessible data are often incompletely annotatedsince the annotators usually lack comprehen-sive knowledge in the…

计算与语言 · 计算机科学 2022-06-10 Hongtao Ruan , Liying Zheng , Peixian Hu

Instead of using expensive manual annotations, researchers have proposed to train named entity recognition (NER) systems using heuristic labeling rules. However, devising labeling rules is challenging because it often requires a…

计算与语言 · 计算机科学 2021-04-14 Xinyan Zhao , Haibo Ding , Zhe Feng

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…

计算与语言 · 计算机科学 2024-08-27 Miloš Košprdić , Nikola Prodanović , Adela Ljajić , Bojana Bašaragin , Nikola Milošević

Recent advances in deep neural models allow us to build reliable named entity recognition (NER) systems without handcrafting features. However, such methods require large amounts of manually-labeled training data. There have been efforts on…

计算与语言 · 计算机科学 2018-09-12 Jingbo Shang , Liyuan Liu , Xiang Ren , Xiaotao Gu , Teng Ren , Jiawei Han

Here we present the training and evaluation of NanoNER, a Named Entity Recognition (NER) model for Nanobiology. NER consists in the identification of specific entities in spans of unstructured texts and is often a primary task in Natural…

信息检索 · 计算机科学 2024-02-07 Martin Lentschat , Cyril Labbé , Ran Cheng

We present a simple few-shot named entity recognition (NER) system based on nearest neighbor learning and structured inference. Our system uses a supervised NER model trained on the source domain, as a feature extractor. Across several test…

计算与语言 · 计算机科学 2020-10-07 Yi Yang , Arzoo Katiyar

Named entity recognition (NER) is a fundamental component in many applications, such as Web Search and Voice Assistants. Although deep neural networks greatly improve the performance of NER, due to the requirement of large amounts of…

计算与语言 · 计算机科学 2021-06-02 Shining Liang , Ming Gong , Jian Pei , Linjun Shou , Wanli Zuo , Xianglin Zuo , Daxin Jiang

Named Entity Recognition (NER) aims to extract and classify entity mentions in the text into pre-defined types (e.g., organization or person name). Recently, many works have been proposed to shape the NER as a machine reading comprehension…

计算与语言 · 计算机科学 2023-09-21 Yibo Wang , Wenting Zhao , Yao Wan , Zhongfen Deng , Philip S. Yu

Cross-domain NER is a practical yet challenging problem since the data scarcity in the real-world scenario. A common practice is first to learn a NER model in a rich-resource general domain and then adapt the model to specific domains. Due…

计算与语言 · 计算机科学 2024-08-09 Junhao Zheng , Haibin Chen , Qianli Ma

Accurate Named Entity Recognition (NER) is crucial for various information retrieval tasks in industry. However, despite significant progress in traditional NER methods, the extraction of Complex Named Entities remains a relatively…

信息检索 · 计算机科学 2023-05-11 Hsiu-Wei Yang , Abhinav Agrawal

Named entity recognition (NER) for identifying proper nouns in unstructured text is one of the most important and fundamental tasks in natural language processing. However, despite the widespread use of NER models, they still require a…

计算与语言 · 计算机科学 2020-12-23 Zhifeng Hao , Di Lv , Zijian Li , Ruichu Cai , Wen Wen , Boyan Xu