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Objectives: To investigate machine-learning classifiers and interpretable models using chest CT for detection of COVID-19 and differentiation from other pneumonias, ILD and normal CTs. Methods: Our retrospective multi-institutional study…

Distinguishing COVID-19 from other flu-like illnesses can be difficult due to ambiguous symptoms and still an initial experience of doctors. Whereas, it is crucial to filter out those sick patients who do not need to be tested for…

There are different algorithms for vocal fold pathology diagnosis. These algorithms usually have three stages which are Feature Extraction, Feature Reduction and Classification. While the third stage implies a choice of a variety of machine…

Machine Learning · Computer Science 2013-02-08 Vahid Majidnezhad , Igor Kheidorov

This paper addresses the problem of automatic detection of voice pathologies directly from the speech signal. For this, we investigate the use of the glottal source estimation as a means to detect voice disorders. Three sets of features are…

Sound · Computer Science 2020-01-06 Thomas Drugman , Thomas Dubuisson , Thierry Dutoit

Coughing is a typical symptom of COVID-19. To detect and localize coughing sounds remotely, a convolutional neural network (CNN) based deep learning model was developed in this work and integrated with a sound camera for the visualization…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-16 Gyeong-Tae Lee , Hyeonuk Nam , Seong-Hu Kim , Sang-Min Choi , Youngkey Kim , Yong-Hwa Park

Studies have shown that some people with underlying conditions such as cancer, heart failure, diabetes and hypertension are more likely to get COVID-19 and have worse outcomes. In this paper, a fractional-order derivative is proposed to…

Populations and Evolution · Quantitative Biology 2022-03-29 Samuel Okyere , Joseph Ackora-Prah , Ebenezer Bonyah , Mary Osei Fokuo

Smartphones and wearable devices, along with Artificial Intelligence, can represent a game-changer in the pandemic control, by implementing low-cost and pervasive solutions to recognize the development of new diseases at their early stages…

Sound · Computer Science 2022-05-17 Mattia Giovanni Campana , Andrea Rovati , Franca Delmastro , Elena Pagani

Respiratory symptoms can be a caused by different underlying conditions, and are often caused by viral infections, such as Influenza-like illnesses or other emerging viruses like the Coronavirus. These respiratory viruses, often, have…

Signal Processing · Electrical Eng. & Systems 2020-07-02 Abdelkader Nasreddine Belkacem , Sofia Ouhbi , Abderrahmane Lakas , Elhadj Benkhelifa , Chao Chen

Effective visualizations were evaluated to reveal relevant health patterns from multi-sensor real-time wearable devices that recorded vital signs from patients admitted to hospital with COVID-19. Furthermore, specific challenges associated…

Human-Computer Interaction · Computer Science 2022-01-20 Susanne K. Suter , Georg R. Spinner , Bianca Hoelz , Sofia Rey , Sujeanthraa Thanabalasingam , Jens Eckstein , Sven Hirsch

We suggested a unified system with core components of data augmentation, ImageNet-pretrained ResNet-50, cost-sensitive loss, deep ensemble learning, and uncertainty estimation to quickly and consistently detect COVID-19 using acoustic…

Sound · Computer Science 2022-07-01 Jiangeng Chang , Yucheng Ruan , Cui Shaoze , John Soong Tshon Yit , Mengling Feng

This paper addresses the problem of estimating the voice source directly from speech waveforms. A novel principle based on Anticausality Dominated Regions (ACDR) is used to estimate the glottal open phase. This technique is compared to two…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-26 Thomas Drugman , Thomas Dubuisson , Alexis Moinet , Nicolas D'Alessandro , Thierry Dutoit

COVID-19 has resulted in over 100 million infections and caused worldwide lock downs due to its high transmission rate and limited testing options. Current diagnostic tests can be expensive, limited in availability, time-intensive and…

Sound · Computer Science 2021-05-25 Benjamin Elizalde , Daniel Tompkins

Coronavirus Disease 2019 (COVID-19) demonstrated the need for accurate and fast diagnosis methods for emergent viral diseases. Soon after the emergence of COVID-19, medical practitioners used X-ray and computed tomography (CT) images of…

Image and Video Processing · Electrical Eng. & Systems 2021-01-22 Weihan Zhang , Bryan Pogorelsky , Mark Loveland , Trevor Wolf

OBJECTIVE: Our objective is to evaluate the possibility of using cough audio recordings (spontaneous or simulated) to detect sound patterns in people who are diagnosed with COVID-19. The research question that led our work was: what is the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-10 D. Trejo Pizzo , S. Esteban

Background: Chest computed tomography (CT) is recognized as an important tool for COVID-19 severity assessment. As the number of affected patients increase rapidly, manual severity assessment becomes a labor-intensive task, and may lead to…

Image and Video Processing · Electrical Eng. & Systems 2020-03-28 Zhenyu Tang , Wei Zhao , Xingzhi Xie , Zheng Zhong , Feng Shi , Jun Liu , Dinggang Shen

Objective: Dyspnea is one of the most common symptoms for many pulmonary diseases including COVID-19. Clinical assessment of dyspnea is mainly performed by subjective self-report, which has limited accuracy and is challenging for continuous…

Systems and Control · Electrical Eng. & Systems 2022-11-08 Zijing Zhang , Jianlin Zhou , Thomas B. Conroy , Samuel Chung , Justin Choi , Patrick Chau , Daniel B. Green , Ana C. Krieger , Edwin C. Kan

Harnessing the power of Artificial Intelligence (AI) and m-health towards detecting new bio-markers indicative of the onset and progress of respiratory abnormalities/conditions has greatly attracted the scientific and research interest…

The new coronavirus disease (COVID-19) has been declared a pandemic since March 2020 by the World Health Organization. It consists of an emerging viral infection with respiratory tropism that could develop atypical pneumonia. Experts…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Walid Hariri , Ali Narin

Recently, the outbreak of Coronavirus Disease 2019 (COVID-19) has spread rapidly across the world. Due to the large number of affected patients and heavy labor for doctors, computer-aided diagnosis with machine learning algorithm is…

Image and Video Processing · Electrical Eng. & Systems 2020-10-13 Hengyuan Kang , Liming Xia , Fuhua Yan , Zhibin Wan , Feng Shi , Huan Yuan , Huiting Jiang , Dijia Wu , He Sui , Changqing Zhang , Dinggang Shen

The COVID-19 pandemic created a significant interest and demand for infection detection and monitoring solutions. In this paper we propose a machine learning method to quickly triage COVID-19 using recordings made on consumer devices. The…

Signal Processing · Electrical Eng. & Systems 2022-05-04 Alexander Ponomarchuk , Ilya Burenko , Elian Malkin , Ivan Nazarov , Vladimir Kokh , Manvel Avetisian , Leonid Zhukov
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