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Related papers: Quickest Detection of COVID-19 Pandemic Onset

200 papers

COVID-19 is a highly contagious respiratory infection that has affected a large population across the world and continues with its devastating consequences. It is imperative to detect COVID-19 at the earliest to limit the span of infection.…

Image and Video Processing · Electrical Eng. & Systems 2020-12-18 Saddam Hussain Khan , Anabia Sohail , Asifullah Khan

The recent pandemic has underscored the importance of accurately diagnosing COVID-19 in hospital settings. A major challenge in this regard is differentiating COVID-19 from other respiratory illnesses based on chest X-rays, compounded by…

Image and Video Processing · Electrical Eng. & Systems 2024-01-24 Rittika Adhikari , Christopher Settles

We study the robust quickest change detection under unknown pre- and post-change distributions. To deal with uncertainties in the data-generating distributions, we formulate two data-driven ambiguity sets based on the Wasserstein distance,…

Statistics Theory · Mathematics 2022-04-28 Liyan Xie

In a variety of different settings cumulative sum (CUSUM) procedures have been applied for the sequential detection of structural breaks in the parameters of stochastic models. Yet their performance depends strongly on the time of change…

Methodology · Statistics 2013-08-07 Stefan Fremdt

The problem of sequentially detecting an abrupt change in a sequence of independent and identically distributed (IID) random variables is addressed. Whereas previous approaches assume a known probability density function (PDF) at the start…

Statistics Theory · Mathematics 2017-12-11 James Falt , Steven D. Blostein

The recent COVID-19 pandemic has promoted vigorous scientific activity in an effort to understand, advice and control the pandemic. Data is now freely available at a staggering rate worldwide. Unfortunately, this unprecedented level of…

Applications · Statistics 2024-01-31 Yuansan Liu , Saransh Srivastava , Zuo Huang , Felisa J. Vázquez-Abad

Covid-19 has rapidly redefined the agenda of technological research and development both for academics and practitioners. If the medical scientific publication system has promptly reacted to this new situation, other domains, particularly…

Information Retrieval · Computer Science 2021-02-02 Nicola Melluso , Andrea Bonaccorsi , Filippo Chiarello , Gualtiero Fantoni

As the Coronavirus Disease 2019 (COVID-19) continues to impact many aspects of life and the global healthcare systems, the adoption of rapid and effective screening methods to prevent further spread of the virus and lessen the burden on…

Image and Video Processing · Electrical Eng. & Systems 2023-01-05 Jessy Song , Ashkan Ebadi , Adrian Florea , Pengcheng Xi , Stéphane Tremblay , Alexander Wong

Testing is an important part of tackling the COVID-19 pandemic. Availability of testing is a bottleneck due to constrained resources and effective prioritization of individuals is necessary. Here, we discuss the impact of different…

Machine Learning · Computer Science 2020-07-30 Hagit Grushka-Cohen , Raphael Cohen , Bracha Shapira , Jacob Moran-Gilad , Lior Rokach

With increasing number of COVID-19 cases globally, all the countries are ramping up the testing numbers. While the RT-PCR kits are available in sufficient quantity in several countries, others are facing challenges with limited availability…

Image and Video Processing · Electrical Eng. & Systems 2020-08-10 Aakarsh Malhotra , Surbhi Mittal , Puspita Majumdar , Saheb Chhabra , Kartik Thakral , Mayank Vatsa , Richa Singh , Santanu Chaudhury , Ashwin Pudrod , Anjali Agrawal

Manual analysis and diagnosis of COVID-19 through the examination of Computed Tomography (CT) images of the lungs can be time-consuming and result in errors, especially given high volume of patients and numerous images per patient. So, we…

Image and Video Processing · Electrical Eng. & Systems 2024-03-29 Ramy Farag , Parth Upadhyay , Yixiang Gao , Jacket Demby , Katherin Garces Montoya , Seyed Mohamad Ali Tousi , Gbenga Omotara , Guilherme DeSouza

The COVID-19 pandemic is causing a major outbreak in more than 150 countries around the world, having a severe impact on the health and life of many people globally. One of the crucial step in fighting COVID-19 is the ability to detect the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Shervin Minaee , Rahele Kafieh , Milan Sonka , Shakib Yazdani , Ghazaleh Jamalipour Soufi

The screening testing is an effective tool to control the early spread of an infectious disease such as COVID-19. When the total testing capacity is limited, we aim to optimally allocate testing resources among n counties. We build a…

Methodology · Statistics 2022-03-28 Yaxuan Huang , Zheng Tracy Ke , Jiashun Jin

We develop a statistical model for the testing of disease prevalence in a population. The model assumes a binary test result, positive or negative, but allows for biases in sample selection and both type I (false positive) and type II…

Applications · Statistics 2021-12-28 Lucas Böttcher , Maria R. D'Orsogna , Tom Chou

Since early in the coronavirus disease 2019 (COVID-19) pandemic, there has been interest in using artificial intelligence methods to predict COVID-19 infection status based on vocal audio signals, for example cough recordings. However,…

In this demo, we introduce a web-based misinformation detection system PANACEA on COVID-19 related claims, which has two modules, fact-checking and rumour detection. Our fact-checking module, which is supported by novel natural language…

Computation and Language · Computer Science 2023-03-03 Runcong Zhao , Miguel Arana-Catania , Lixing Zhu , Elena Kochkina , Lin Gui , Arkaitz Zubiaga , Rob Procter , Maria Liakata , Yulan He

Coronavirus Disease 2019 (COVID-19) pandemic rapidly spread globally, impacting the lives of billions of people. The effective screening of infected patients is a critical step to struggle with COVID-19, and treating the patients avoiding…

Image and Video Processing · Electrical Eng. & Systems 2024-12-30 Leonardo Gabriel Ferreira Rodrigues , Danilo Ferreira da Silva , Larissa Ferreira Rodrigues , João Fernando Mari

Decision making in the face of a disaster requires the consideration of several complex factors. In such cases, Bayesian multi-criteria decision analysis provides a framework for decision making. In this paper, we present how to construct a…

Applications · Statistics 2021-12-21 Peter Strong , Aditi Shenvi , Xuewen Yu , K. Nadia Papamichail , Henry P Wynn , Jim Q Smith

The COVID-19 pandemic has spread globally for several months. Because its transmissibility and high pathogenicity seriously threaten people's lives, it is crucial to accurately and quickly detect COVID-19 infection. Many recent studies have…

Image and Video Processing · Electrical Eng. & Systems 2021-02-15 Xin He , Shihao Wang , Xiaowen Chu , Shaohuai Shi , Jiangping Tang , Xin Liu , Chenggang Yan , Jiyong Zhang , Guiguang Ding

In this paper the asymptotic distribution of the stopping time in Page's sequential cumulative sum (CUSUM) procedure is presented. Page as well as ordinary cumulative sums are considered as detectors for changes in the mean of observations…

Methodology · Statistics 2013-08-07 Stefan Fremdt