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Related papers: COVID-19 Named Entity Recognition for Vietnamese

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Named Entity Recognition (NER) is a foundational NLP task that aims to provide class labels like Person, Location, Organisation, Time, and Number to words in free text. Named Entities can also be multi-word expressions where the additional…

Computation and Language · Computer Science 2022-05-02 Rudra Murthy , Pallab Bhattacharjee , Rahul Sharnagat , Jyotsana Khatri , Diptesh Kanojia , Pushpak Bhattacharyya

The global pandemic of COVID-19 has made the public pay close attention to related news, covering various domains, such as sanitation, treatment, and effects on education. Meanwhile, the COVID-19 condition is very different among the…

The MultiCoNER shared task aims at detecting semantically ambiguous and complex named entities in short and low-context settings for multiple languages. The lack of contexts makes the recognition of ambiguous named entities challenging. To…

Computation and Language · Computer Science 2022-06-28 Xinyu Wang , Yongliang Shen , Jiong Cai , Tao Wang , Xiaobin Wang , Pengjun Xie , Fei Huang , Weiming Lu , Yueting Zhuang , Kewei Tu , Wei Lu , Yong Jiang

As biological gender is one of the aspects of presenting individual human, much work has been done on gender classification based on people names. The proposals for English and Chinese languages are tremendous; still, there have been few…

Computation and Language · Computer Science 2021-03-24 Huy Quoc To , Kiet Van Nguyen , Ngan Luu-Thuy Nguyen , Anh Gia-Tuan Nguyen

A novel coronavirus disease 2019 (COVID-19) was detected and has spread rapidly across various countries around the world since the end of the year 2019, Computed Tomography (CT) images have been used as a crucial alternative to the…

Image and Video Processing · Electrical Eng. & Systems 2020-04-28 Qingsen Yan , Bo Wang , Dong Gong , Chuan Luo , Wei Zhao , Jianhu Shen , Qinfeng Shi , Shuo Jin , Liang Zhang , Zheng You

Named-entity recognition (NER) detects texts with predefined semantic labels and is an essential building block for natural language processing (NLP). Notably, recent NER research focuses on utilizing massive extra data, including…

Computation and Language · Computer Science 2023-05-09 Yuxiang Zhang , Junjie Wang , Xinyu Zhu , Tetsuya Sakai , Hayato Yamana

In recent years, Deep Learning (DL) models are becoming important due to their demonstrated success at overcoming complex learning problems. DL models have been applied effectively for different Natural Language Processing (NLP) tasks such…

Computation and Language · Computer Science 2019-11-06 Hamada A. Nayel , Shashrekha H. L

Named Entity Recognition (NER) is an essential precursor task for many natural language applications, such as relation extraction or event extraction. Much of the NER research has been done on datasets with few classes of entity types (e.g.…

Computation and Language · Computer Science 2020-09-17 Parul Awasthy , Taesun Moon , Jian Ni , Radu Florian

We introduce the Universal Named-Entity Recognition (UNER)framework, a 4-level classification hierarchy, and the methodology that isbeing adopted to create the first multilingual UNER corpus: the SETimesparallel corpus annotated for…

Computation and Language · Computer Science 2020-10-26 Diego Alves , Tin Kuculo , Gabriel Amaral , Gaurish Thakkar , Marko Tadic

We build a sentence-level political discourse classifier using existing human expert annotated corpora of political manifestos from the Manifestos Project (Volkens et al., 2020a) and applying them to a corpus ofCOVID-19Press Briefings…

Computation and Language · Computer Science 2020-11-03 Kakia Chatsiou

The ongoing global pandemic of Coronavirus Disease 2019 (COVID-19) poses a serious threat to public health and the economy. Rapid and accurate diagnosis of COVID-19 is crucial to prevent the further spread of the disease and reduce its…

Image and Video Processing · Electrical Eng. & Systems 2021-08-31 Jun Shi , Huite Yi , Shulan Ruan , Zhaohui Wang , Xiaoyu Hao , Hong An , Wei Wei

Named Entity Recognition (NER) is a cornerstone NLP task while its robustness has been given little attention. This paper rethinks the principles of NER attacks derived from sentence classification, as they can easily violate the label…

Computation and Language · Computer Science 2023-05-10 Yifei Yang , Hongqiu Wu , Hai Zhao

Multimodal Named Entity Recognition (MNER) is a pivotal task designed to extract named entities from text with the support of pertinent images. Nonetheless, a notable paucity of data for Chinese MNER has considerably impeded the progress of…

Computation and Language · Computer Science 2024-03-04 Yuanze Ji , Bobo Li , Jun Zhou , Fei Li , Chong Teng , Donghong Ji

Entity standardization maps noisy mentions from free-form text to standard entities in a knowledge base. The unique challenge of this task relative to other entity-related tasks is the lack of surrounding context and numerous variations in…

Computation and Language · Computer Science 2023-06-07 Jiaqing Yuan , Michele Merler , Mihir Choudhury , Raju Pavuluri , Munindar P. Singh , Maja Vukovic

Domain adaptation of Pretrained Language Models (PTLMs) is typically achieved by unsupervised pretraining on target-domain text. While successful, this approach is expensive in terms of hardware, runtime and CO_2 emissions. Here, we propose…

Computation and Language · Computer Science 2020-06-30 Nina Poerner , Ulli Waltinger , Hinrich Schütze

With the spread of COVID-19 around the globe over the past year, the usage of artificial intelligence (AI) algorithms and image processing methods to analyze the X-ray images of patients' chest with COVID-19 has become essential. The…

Image and Video Processing · Electrical Eng. & Systems 2025-01-16 Xinyuan Song

COVID-19 has affected more than 223 countries worldwide. There is a pressing need for non invasive, low costs and highly scalable solutions to detect COVID-19, especially in low-resource countries where PCR testing is not ubiquitously…

Sound · Computer Science 2022-09-09 Wafaa Aljbawi , Sami O. Simmons , Visara Urovi

Spoken named entity recognition (NER) aims to identify named entities from speech, playing an important role in speech processing. New named entities appear every day, however, annotating their Spoken NER data is costly. In this paper, we…

Computation and Language · Computer Science 2024-12-30 Jiawei Yu , Xiang Geng , Yuang Li , Mengxin Ren , Wei Tang , Jiahuan Li , Zhibin Lan , Min Zhang , Hao Yang , Shujian Huang , Jinsong Su

Identifying named entities is, in general, a practical and challenging task in the field of Natural Language Processing. Named Entity Recognition on the code-mixed text is further challenging due to the linguistic complexity resulting from…

Computation and Language · Computer Science 2022-06-16 Suman Dowlagar , Radhika Mamidi

The great challenge for the humanity of the year 2020 is the fight against COVID-19. The whole world is making a huge effort to find an effective vaccine with purpose to protect people not yet infected. The alternative solution remains…

Image and Video Processing · Electrical Eng. & Systems 2020-12-03 Mario Manzo , Simone Pellino