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Related papers: Nested Named-Entity Recognition on Vietnamese COVI…

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Effective and reliable screening of patients via Computer-Aided Diagnosis can play a crucial part in the battle against COVID-19. Most of the existing works focus on developing sophisticated methods yielding high detection performance, yet…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Krishanu Sarker , Sharbani Pandit , Anupam Sarker , Saeid Belkasim , Shihao Ji

Named entity recognition (NER) and entity linking (EL) are two fundamentally related tasks, since in order to perform EL, first the mentions to entities have to be detected. However, most entity linking approaches disregard the mention…

Computation and Language · Computer Science 2019-07-22 Pedro Henrique Martins , Zita Marinho , André F. T. Martins

Since COVID strongly affects the respiratory system, lung CT-scans can be used for the analysis of a patients health. We introduce a neural network for the prediction of the severity of lung damage and the detection of a COVID-infection…

Image and Video Processing · Electrical Eng. & Systems 2022-08-18 Daniel Kienzle , Julian Lorenz , Robin Schön , Katja Ludwig , Rainer Lienhart

Since the appearance of Covid-19 in late 2019, Covid-19 has become an active research topic for the artificial intelligence (AI) community. One of the most interesting AI topics is Covid-19 analysis of medical imaging. CT-scan imaging is…

Image and Video Processing · Electrical Eng. & Systems 2022-07-01 Fares Bougourzi , Cosimo Distante , Fadi Dornaika , Abdelmalik Taleb-Ahmed

In recent years, research has mainly focused on the general NER task. There still have some challenges with nested NER task in the specific domains. Specifically, the scenarios of low resource and class imbalance impede the wide application…

Computation and Language · Computer Science 2025-04-22 Jian Zhang , Tianqing Zhang , Qi Li , Hongwei Wang

Early and accurate diagnosis of COVID-19 is essential to control the rapid spread of the pandemic and mitigate sequelae in the population. Current diagnostic methods, such as RT-PCR, are effective but require time to provide results and can…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Igor Kenzo Ishikawa Oshiro Nakashima , Giovanna Vendramini , Helio Pedrini

Background and Objective: During pandemics, the use of artificial intelligence (AI) approaches combined with biomedical science play a significant role in reducing the burden on the healthcare systems and physicians. The rapid increment in…

Image and Video Processing · Electrical Eng. & Systems 2022-05-30 Mansi Gupta , Aman Swaraj , Karan Verma

AI plays an important role in COVID-19 identification. Computer vision and deep learning techniques can assist in determining COVID-19 infection with Chest X-ray Images. However, for the protection and respect of the privacy of patients,…

Image and Video Processing · Electrical Eng. & Systems 2020-07-14 Boyi Liu , Bingjie Yan , Yize Zhou , Yifan Yang , Yixian Zhang

COVID-19 has adversely affected humans and societies in different aspects. Numerous people have perished due to inaccurate COVID-19 identification and, consequently, a lack of appropriate medical treatment. Numerous solutions based on…

Image and Video Processing · Electrical Eng. & Systems 2023-09-06 AmirReza BabaAhmadi , Sahar Khalafi , Masoud ShariatPanahi , Moosa Ayati

Since early 2020 the COVID-19 pandemic has had a considerable impact on many aspects of daily life. A range of different measures have been implemented worldwide to reduce the rate of new infections and to manage the pressure on national…

We introduce a comprehensive screening platform for the COVID-19 (a.k.a., SARS-CoV-2) pneumonia. The proposed AI-based system works on chest x-ray (CXR) images to predict whether a patient is infected with the COVID-19 disease. Although the…

COVID-19 has affected more than 223 countries worldwide and in the Post-COVID Era, there is a pressing need for non-invasive, low-cost, and highly scalable solutions to detect COVID-19. We develop a deep learning model to identify COVID-19…

Sound · Computer Science 2026-05-13 Yuyang Yan , Wafaa Aljbawi , Sami O. Simons , Visara Urovi

The COVID-19 pandemic continues to rage on, with multiple waves causing substantial harm to health and economies around the world. Motivated by the use of CT imaging at clinical institutes around the world as an effective complementary…

Image and Video Processing · Electrical Eng. & Systems 2021-01-27 Hayden Gunraj , Ali Sabri , David Koff , Alexander Wong

The COVID-19 pandemic has profoundly impacted billions globally. It challenges public health and healthcare systems due to its rapid spread and severe respiratory effects. An effective strategy to mitigate the COVID-19 pandemic involves…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Amir Reza Takhsha , Maryam Rastgarpour , Mozhgan Naderi

In this work, we explore the way to perform named entity recognition (NER) using only unlabeled data and named entity dictionaries. To this end, we formulate the task as a positive-unlabeled (PU) learning problem and accordingly propose a…

Computation and Language · Computer Science 2019-06-12 Minlong Peng , Xiaoyu Xing , Qi Zhang , Jinlan Fu , Xuanjing Huang

Named Entity Recognition (NER) plays an important role in a wide range of natural language processing tasks, such as relation extraction, question answering, etc. However, previous studies on NER are limited to particular genres, using…

Computation and Language · Computer Science 2020-11-03 Mengdi Zhu , Zheye Deng , Wenhan Xiong , Mo Yu , Ming Zhang , William Yang Wang

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…

Computation and Language · Computer Science 2020-08-25 Morteza Ziyadi , Yuting Sun , Abhishek Goswami , Jade Huang , Weizhu Chen

After decades of massive digitisation, an unprecedented amount of historical documents is available in digital format, along with their machine-readable texts. While this represents a major step forward with respect to preservation and…

Computation and Language · Computer Science 2024-04-02 Maud Ehrmann , Ahmed Hamdi , Elvys Linhares Pontes , Matteo Romanello , Antoine Doucet

An outbreak of a novel coronavirus disease (i.e., COVID-19) has been recorded in Wuhan, China since late December 2019, which subsequently became pandemic around the world. Although COVID-19 is an acutely treated disease, it can also be…

Image and Video Processing · Electrical Eng. & Systems 2020-04-15 Shaoping Hu , Yuan Gao , Zhangming Niu , Yinghui Jiang , Lao Li , Xianglu Xiao , Minhao Wang , Evandro Fei Fang , Wade Menpes-Smith , Jun Xia , Hui Ye , Guang Yang

Motivation: State-of-the-art biomedical named entity recognition (BioNER) systems often require handcrafted features specific to each entity type, such as genes, chemicals and diseases. Although recent studies explored using neural network…

Information Retrieval · Computer Science 2018-10-09 Xuan Wang , Yu Zhang , Xiang Ren , Yuhao Zhang , Marinka Zitnik , Jingbo Shang , Curtis Langlotz , Jiawei Han