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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…

Image and Video Processing · Electrical Eng. & Systems 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

The coronavirus disease (COVID-19) has resulted in a pandemic crippling the a breadth of services critical to daily life. Segmentation of lung infections in computerized tomography (CT) slices could be be used to improve diagnosis and…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Aritra Chowdhury , Alberto Santamaria-Pang , James R. Kubricht , Jianwei Qiu , Peter Tu

One of the most serious global health threat is COVID-19 pandemic. The emphasis on improving diagnosis and increasing the diagnostic capability helps stopping its spread significantly. Therefore, to assist the radiologist or other medical…

Image and Video Processing · Electrical Eng. & Systems 2020-12-07 Khalfalla Awedat , Almabrok Essa

Accurate segmentation of multiple organs and the differentiation of pathological tissues in medical imaging are crucial but challenging, especially for nuanced classifications and ambiguous organ boundaries. To tackle these challenges, we…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Chengkun Sun , Russell Stevens Terry , Jiang Bian , Jie Xu

We present a weakly supervised deep learning model for classifying thoracic diseases and identifying abnormalities in chest radiography. In this work, instead of learning from medical imaging data with region-level annotations, our model…

Computer Vision and Pattern Recognition · Computer Science 2018-11-07 Bo Zhou , Yuemeng Li , Jiangcong Wang

The COVID-19 pandemic continues to have a devastating effect on the health and well-being of the global population. A critical step in the fight against COVID-19 is effective screening of infected patients, with one of the key screening…

Image and Video Processing · Electrical Eng. & Systems 2020-05-12 Linda Wang , Alexander Wong

This work introduces a novel framework for brain tumor segmentation leveraging pre-trained GANs and Unet architectures. By combining a global anomaly detection module with a refined mask generation network, the proposed model accurately…

Image and Video Processing · Electrical Eng. & Systems 2025-06-27 Qifei Cui , Xinyu Lu

Can one learn to diagnose COVID-19 under extreme minimal supervision? Since the outbreak of the novel COVID-19 there has been a rush for developing Artificial Intelligence techniques for expert-level disease identification on Chest X-ray…

Machine Learning · Computer Science 2021-07-06 Angelica I Aviles-Rivero , Philip Sellars , Carola-Bibiane Schönlieb , Nicolas Papadakis

Background and Objective: Artificial intelligence (AI) methods coupled with biomedical analysis has a critical role during pandemics as it helps to release the overwhelming pressure from healthcare systems and physicians. As the ongoing…

Image and Video Processing · Electrical Eng. & Systems 2022-07-12 Aman Swaraj , Karan Verma

Accurate identification of breast masses is crucial in diagnosing breast cancer; however, it can be challenging due to their small size and being camouflaged in surrounding normal glands. Worse still, it is also expensive in clinical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Xinyu Xiong , Churan Wang , Wenxue Li , Guanbin Li

Segmentation of lung tissue in computed tomography (CT) images is a precursor to most pulmonary image analysis applications. Semantic segmentation methods using deep learning have exhibited top-tier performance in recent years, however…

Image and Video Processing · Electrical Eng. & Systems 2023-04-27 Niloufar Delfan , Hamid Abrishami Moghaddam , Mohammadreza Modaresi , Kimia Afshari , Kasra Nezamabadi , Neda Pak , Omid Ghaemi , Mohamad Forouzanfar

Automatic lesion detection and segmentation from [${}^{18}$F]FDG PET/CT scans is a challenging task, due to the diversity of shapes, sizes, FDG uptake and location they may present, besides the fact that physiological uptake is also present…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Yamila Rotstein Habarnau , Mauro Namías

Chest radiography is climacteric in identifying different pulmonary diseases, yet radiologist workload and inefficiency can lead to misdiagnoses. Automatic, accurate, and efficient segmentation of lung from X-ray images of chest is…

Image and Video Processing · Electrical Eng. & Systems 2024-12-17 Sharmin Akter

There are many approaches to weakly-supervised training of networks to segment 2D images. By contrast, existing approaches to segmenting volumetric images rely on full-supervision of a subset of 2D slices of the 3D volume. We propose an…

Computer Vision and Pattern Recognition · Computer Science 2022-06-06 Udaranga Wickramasinghe , Patrick M. Jensen , Mian Shah , Jiancheng Yang , Pascal Fua

Early detection of lung cancer is crucial as it increases the chances of successful treatment. Automatic lung image segmentation assists doctors in identifying diseases such as lung cancer, COVID-19, and respiratory disorders. However, lung…

Image and Video Processing · Electrical Eng. & Systems 2024-10-22 Sadjad Rezvani , Mansoor Fateh , Yeganeh Jalali , Amirreza Fateh

Accurate automatic medical image segmentation relies on high-quality, dense annotations, which are costly and time-consuming. Weakly supervised learning provides a more efficient alternative by leveraging sparse and coarse annotations…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Dongdong Meng , Sheng Li , Hao Wu , Suqing Tian , Wenjun Ma , Guoping Wang , Xueqing Yan

Recently deep residual learning with residual units for training very deep neural networks advanced the state-of-the-art performance on 2D image recognition tasks, e.g., object detection and segmentation. However, how to fully leverage…

Computer Vision and Pattern Recognition · Computer Science 2016-08-23 Hao Chen , Qi Dou , Lequan Yu , Pheng-Ann Heng

Background: It is fundamental for accurate segmentation and quantification of the pulmonary vessel, particularly smaller vessels, from computed tomography (CT) images in chronic obstructive pulmonary disease (COPD) patients. Objective: The…

Image and Video Processing · Electrical Eng. & Systems 2025-07-28 Shuiqing Zhao , Meihuan Wang , Jiaxuan Xu , Jie Feng , Wei Qian , Rongchang Chen , Zhenyu Liang , Shouliang Qi , Yanan Wu

Since 2019, the global COVID-19 outbreak has emerged as a crucial focus in healthcare research. Although RT-PCR stands as the primary method for COVID-19 detection, its extended detection time poses a significant challenge. Consequently,…

Image and Video Processing · Electrical Eng. & Systems 2024-03-19 Anay Panja , Somenath Kuiry , Alaka Das , Mita Nasipuri , Nibaran Das

Segmentation in 3D scans is playing an increasingly important role in current clinical practice supporting diagnosis, tissue quantification, or treatment planning. The current 3D approaches based on convolutional neural networks usually…

Computer Vision and Pattern Recognition · Computer Science 2019-03-12 Alexey Novikov , David Major , Maria Wimmer , Dimitrios Lenis , Katja Bühler