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The world is still overwhelmed by the spread of the COVID-19 virus. With over 250 Million infected cases as of November 2021 and affecting 219 countries and territories, the world remains in the pandemic period. Detecting COVID-19 using the…

图像与视频处理 · 电气工程与系统科学 2022-10-27 Gargi Desai , Nelly Elsayed , Zag Elsayed , Murat Ozer

During 2020, the infection rate of COVID-19 has been investigated by many scholars from different research fields. In this context, reliable and interpretable forecasts of disease incidents are a vital tool for policymakers to manage…

机器学习 · 计算机科学 2021-01-05 Cornelius Fritz , Emilio Dorigatti , David Rügamer

Trust in predictions made by machine learning models is increased if the model generalizes well on previously unseen samples and when inference is accompanied by cogent explanations of the reasoning behind predictions. In the image…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Edward Verenich , Alvaro Velasquez , Nazar Khan , Faraz Hussain

Purpose: Accurate segmentation of lung and infection in COVID-19 CT scans plays an important role in the quantitative management of patients. Most of the existing studies are based on large and private annotated datasets that are…

图像与视频处理 · 电气工程与系统科学 2021-06-09 Jun Ma , Yixin Wang , Xingle An , Cheng Ge , Ziqi Yu , Jianan Chen , Qiongjie Zhu , Guoqiang Dong , Jian He , Zhiqiang He , Yuntao Zhu , Ziwei Nie , Xiaoping Yang

Automatic lung lesions segmentation of chest CT scans is considered a pivotal stage towards accurate diagnosis and severity measurement of COVID-19. Traditional U-shaped encoder-decoder architecture and its variants suffer from diminutions…

图像与视频处理 · 电气工程与系统科学 2020-12-04 Tanvir Mahmud , Md Awsafur Rahman , Shaikh Anowarul Fattah , Sun-Yuan Kung

The novel Coronavirus disease, COVID-19, has rapidly and abruptly changed the world as we knew in 2020. It becomes the most unprecedent challenge to analytic epidemiology in general and signal processing theories in specific. Given its high…

Lack of explainability in artificial intelligence, specifically deep neural networks, remains a bottleneck for implementing models in practice. Popular techniques such as Gradient-weighted Class Activation Mapping (Grad-CAM) provide a…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Amil Dravid , Aggelos K. Katsaggelos

We propose a high dimensional Bayesian inference framework for learning heterogeneous dynamics of a COVID-19 model, with a specific application to the dynamics and severity of COVID-19 inside and outside long-term care (LTC) facilities. We…

统计方法学 · 统计学 2021-08-04 Peng Chen , Keyi Wu , Omar Ghattas

We demonstrate use of iteratively pruned deep learning model ensembles for detecting pulmonary manifestation of COVID-19 with chest X-rays. This disease is caused by the novel Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2)…

图像与视频处理 · 电气工程与系统科学 2021-03-08 Sivaramakrishnan Rajaraman , Jen Siegelman , Philip O. Alderson , Lucas S. Folio , Les R. Folio , Sameer K. Antani

Visual commonsense reasoning (VCR) is a challenging multi-modal task, which requires high-level cognition and commonsense reasoning ability about the real world. In recent years, large-scale pre-training approaches have been developed and…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Cheng Yang , Rui Xu , Ye Guo , Peixiang Huang , Yiru Chen , Wenkui Ding , Zhongyuan Wang , Hong Zhou

Digital contact tracing aims to curb epidemics by identifying and mitigating public health emergencies through technology. Backward contact tracing, which tracks the sources of infection, proved crucial in places like Japan for identifying…

社会与信息网络 · 计算机科学 2025-01-13 Chee Wei Tan , Pei-Duo Yu , Siya Chen , H. Vincent Poor

Modeling and simulations of pandemic dynamics play an essential role in understanding and addressing the spreading of highly infectious diseases such as COVID-19. In this work, we propose a novel deep learning architecture named…

机器学习 · 计算机科学 2023-05-16 Viet Bach Nguyen , Truong Son Hy , Long Tran-Thanh , Nhung Nghiem

The comorbidities of hypertension impose a heavy burden on patients and society. Early identification is necessary to prompt intervention, but it remains a challenging task. This study aims to address this challenge by combining joint graph…

机器学习 · 计算机科学 2025-06-13 Leming Zhou , Zuo Wang , Zhixuan Duan

Large language models (LLMs) show promising performance on small-scale graph reasoning tasks but fail when handling real-world graphs with complex queries. This phenomenon arises from LLMs' working memory constraints, which result in their…

人工智能 · 计算机科学 2025-10-01 Rongzheng Wang , Shuang Liang , Qizhi Chen , Yihong Huang , Muquan Li , Yizhuo Ma , Dongyang Zhang , Ke Qin , Man-Fai Leung

Although Large Language Models (LLMs) have demonstrated potential in processing graphs, they struggle with comprehending graphical structure information through prompts of graph description sequences, especially as the graph size increases.…

计算与语言 · 计算机科学 2024-12-17 Yukun Cao , Shuo Han , Zengyi Gao , Zezhong Ding , Xike Xie , S. Kevin Zhou

In knowledge-intensive tasks, especially in high-stakes domains like medicine and law, it is critical not only to retrieve relevant information but also to provide causal reasoning and explainability. Large language models (LLMs) have…

人工智能 · 计算机科学 2025-03-18 Hang Luo , Jian Zhang , Chujun Li

Graph convolutional neural networks (GCNs) have shown tremendous promise in addressing data-intensive challenges in recent years. In particular, some attempts have been made to improve predictions of Susceptible-Infected-Recovered (SIR)…

机器学习 · 统计学 2025-01-07 Petr Kisselev , Padmanabhan Seshaiyer

The spread of COVID-19 has coincided with the rise of Graph Neural Networks (GNNs), leading to several studies proposing their use to better forecast the evolution of the pandemic. Many such models also include Long Short Term Memory (LSTM)…

机器学习 · 计算机科学 2021-08-24 Nathan Sesti , Juan Jose Garau-Luis , Edward Crawley , Bruce Cameron

Coronavirus disease 2019 (COVID-19) is an infectious disease with first symptoms similar to the flu. COVID-19 appeared first in China and very quickly spreads to the rest of the world, causing then the 2019-20 coronavirus pandemic. In many…

图像与视频处理 · 电气工程与系统科学 2020-04-08 Karim Hammoudi , Halim Benhabiles , Mahmoud Melkemi , Fadi Dornaika , Ignacio Arganda-Carreras , Dominique Collard , Arnaud Scherpereel

The COVID-19 pandemic has inspired unprecedented data collection and computer vision modelling efforts worldwide, focusing on diagnosis and stratification of COVID-19 from medical images. Despite this large-scale research effort, these…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Michael J. Horry , Subrata Chakraborty , Biswajeet Pradhan , Maryam Fallahpoor , Chegeni Hossein , Manoranjan Paul