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Medical imaging technologies, including computed tomography (CT) or chest X-Ray (CXR), are largely employed to facilitate the diagnosis of the COVID-19. Since manual report writing is usually too time-consuming, a more intelligent auxiliary…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Guangyi Liu , Yinghong Liao , Fuyu Wang , Bin Zhang , Lu Zhang , Xiaodan Liang , Xiang Wan , Shaolin Li , Zhen Li , Shuixing Zhang , Shuguang Cui

The novel coronavirus disease 2019 (COVID-19) has been spreading rapidly around the world and caused significant impact on the public health and economy. However, there is still lack of studies on effectively quantifying the lung infection…

图像与视频处理 · 电气工程与系统科学 2020-04-14 Xiaocong Chen , Lina Yao , Yu Zhang

The new coronavirus infection has shocked the world since early 2020 with its aggressive outbreak. Rapid detection of the disease saves lives, and relying on medical imaging (Computed Tomography and X-ray) to detect infected lungs has shown…

图像与视频处理 · 电气工程与系统科学 2020-11-03 Parham Yazdekhasty , Ali Zindar , Zahra Nabizadeh-ShahreBabak , Roshank Roshandel , Pejman Khadivi , Nader Karimi , Shadrokh Samavi

The paper presents a comparative analysis of three distinct approaches based on deep learning for COVID-19 detection in chest CTs. The first approach is a volumetric one, involving 3D convolutions, while the other two approaches perform at…

图像与视频处理 · 电气工程与系统科学 2024-03-27 Radu Miron , Cosmin Moisii , Sergiu Dinu , Mihaela Breaban

Accurate classification of lung diseases from chest CT scans plays an important role in computer-aided diagnosis systems. However, medical imaging datasets often suffer from severe class imbalance, which may significantly degrade the…

图像与视频处理 · 电气工程与系统科学 2026-03-18 Kejin Lu , Jianfa Bai , Qingqiu Li , Runtian Yuan , Jilan Xu , Junlin Hou , Yuejie Zhang , Rui Feng

Biomedical imaging analysis combined with artificial intelligence (AI) methods has proven to be quite valuable in order to diagnose COVID-19. So far, various classification models have been used for diagnosing COVID-19. However,…

图像与视频处理 · 电气工程与系统科学 2022-05-26 Aditi Sagar , Aman Swaraj , Karan Verma

COVID-19 is an infectious disease that causes respiratory problems similar to those caused by SARS-CoV (2003). Currently, swab samples are being used for its diagnosis. The most common testing method used is the RT-PCR method, which has…

图像与视频处理 · 电气工程与系统科学 2020-06-25 Rohit Lokwani , Ashrika Gaikwad , Viraj Kulkarni , Aniruddha Pant , Amit Kharat

We found that the real time reverse transcription-polymerase chain reaction (RT-PCR) detection of viral RNA from sputum or nasopharyngeal swab has a relatively low positive rate in the early stage to determine COVID-19 (named by the World…

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…

The current COVID-19 pandemic has motivated the researchers to use artificial intelligence techniques for a potential alternative to reverse transcription-polymerase chain reaction (RT-PCR) due to the limited scale of testing. The chest…

图像与视频处理 · 电气工程与系统科学 2020-12-16 Kapal Dev , Sunder Ali Khowaja , Ankur Singh Bist , Vaibhav Saini , Surbhi Bhatia

An early effective screening and grading of COVID-19 has become imperative towards optimizing the limited available resources of the medical facilities. An automated segmentation of the infected volumes in lung CT is expected to…

图像与视频处理 · 电气工程与系统科学 2023-02-20 Pallabi Dutta , Sushmita Mitra

COVID-19 infection caused by SARS-CoV-2 pathogen is a catastrophic pandemic outbreak all over the world with exponential increasing of confirmed cases and, unfortunately, deaths. In this work we propose an AI-powered pipeline, based on the…

With the prevailing efforts to combat the coronavirus disease 2019 (COVID-19) pandemic, there are still uncertainties that are yet to be discovered about its spread, future impact, and resurgence. In this paper, we present a three-stage…

机器学习 · 统计学 2024-06-19 Oluwaseun T. Ajayi , Yu Cheng

In this paper, we formulated the kidney segmentation task in a coarse-to-fine fashion, predicting a coarse label based on the entire CT image and a fine label based on the coarse segmentation and separated image patches. A key difference…

图像与视频处理 · 电气工程与系统科学 2019-08-30 Yue Zhang , Jiong Wu , Yu Zhou , Yifan Chen , Xiaoying Tang

Significant work has been done towards deep learning (DL) models for automatic lung and lesion segmentation and classification of COVID-19 on chest CT data. However, comprehensive visualization systems focused on supporting the dual…

图像与视频处理 · 电气工程与系统科学 2021-08-29 Shreeraj Jadhav , Gaofeng Deng , Marlene Zawin , Arie E. Kaufman

This paper presents the approach that we employed to tackle the EMNLP WNUT-2020 Shared Task 2 : Identification of informative COVID-19 English Tweets. The task is to develop a system that automatically identifies whether an English Tweet…

计算与语言 · 计算机科学 2020-12-17 Anshul Wadhawan

Coronavirus Disease 2019 (COVID-19) has spread aggressively across the world causing an existential health crisis. Thus, having a system that automatically detects COVID-19 in tomography (CT) images can assist in quantifying the severity of…

图像与视频处理 · 电气工程与系统科学 2020-07-08 Issam Laradji , Pau Rodriguez , Oscar Mañas , Keegan Lensink , Marco Law , Lironne Kurzman , William Parker , David Vazquez , Derek Nowrouzezahrai

3D CT-scan base on chest is one of the controversial topisc of the researcher nowadays. There are many tasks to diagnose the disease through CT-scan images, include Covid19. In this paper, we propose a method that custom and combine Deep…

图像与视频处理 · 电气工程与系统科学 2021-07-06 Quoc Huy Trinh , Minh Van Nguyen

Under the global pandemic of COVID-19, the use of artificial intelligence to analyze chest X-ray (CXR) image for COVID-19 diagnosis and patient triage is becoming important. Unfortunately, due to the emergent nature of the COVID-19…

图像与视频处理 · 电气工程与系统科学 2020-05-06 Yujin Oh , Sangjoon Park , Jong Chul Ye

The early and reliable detection of COVID-19 infected patients is essential to prevent and limit its outbreak. The PCR tests for COVID-19 detection are not available in many countries and also there are genuine concerns about their…