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To reduce the amount of required labeled data for lung disease severity classification from chest X-rays (CXRs) under class imbalance, this study applied deep active learning with a Bayesian Neural Network (BNN) approximation and weighted…

Image and Video Processing · Electrical Eng. & Systems 2025-09-01 Roy M. Gabriel , Mohammadreza Zandehshahvar , Marly van Assen , Nattakorn Kittisut , Kyle Peters , Carlo N. De Cecco , Ali Adibi

In recent years, deep learning-based image analysis methods have been widely applied in computer-aided detection, diagnosis and prognosis, and has shown its value during the public health crisis of the novel coronavirus disease 2019…

Existing semi-supervised learning algorithms adopt pseudo-labeling and consistency regulation techniques to introduce supervision signals for unlabeled samples. To overcome the inherent limitation of threshold-based pseudo-labeling, prior…

Machine Learning · Computer Science 2024-07-10 Zhiyu Wu , Jinshi Cui

COVID-19 classification using chest Computed Tomography (CT) has been found pragmatically useful by several studies. Due to the lack of annotated samples, these studies recommend transfer learning and explore the choices of pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Fouzia Altaf , Syed M. S. Islam , Naeem K. Janjua , Naveed Akhtar

Real-world large-scale datasets are heteroskedastic and imbalanced -- labels have varying levels of uncertainty and label distributions are long-tailed. Heteroskedasticity and imbalance challenge deep learning algorithms due to the…

Machine Learning · Computer Science 2021-03-19 Kaidi Cao , Yining Chen , Junwei Lu , Nikos Arechiga , Adrien Gaidon , Tengyu Ma

The COVID-19 pandemic has profoundly impacted billions globally. It challenges public health and healthcare systems due to its rapid spread and severe respiratory effects. An effective strategy to mitigate the COVID-19 pandemic involves…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Amir Reza Takhsha , Maryam Rastgarpour , Mozhgan Naderi

During the COVID-19 pandemic, the sheer volume of imaging performed in an emergency setting for COVID-19 diagnosis has resulted in a wide variability of clinical CXR acquisitions. This variation is seen in the CXR projections used, image…

X-ray and computed tomography (CT) scanning technologies for COVID-19 screening have gained significant traction in AI research since the start of the coronavirus pandemic. Despite these continuous advancements for COVID-19 screening, many…

Image and Video Processing · Electrical Eng. & Systems 2020-05-06 Brian D Goodwin , Corey Jaskolski , Can Zhong , Herick Asmani

While data-driven approaches excel at many image analysis tasks, the performance of these approaches is often limited by a shortage of annotated data available for training. Recent work in semi-supervised learning has shown that meaningful…

Computer Vision and Pattern Recognition · Computer Science 2021-01-22 Mayank Golhar , Taylor L. Bobrow , MirMilad Pourmousavi Khoshknab , Simran Jit , Saowanee Ngamruengphong , Nicholas J. Durr

Unlabeled data is often abundant in the clinic, making machine learning methods based on semi-supervised learning a good match for this setting. Despite this, they are currently receiving relatively little attention in medical image…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Valentyn Melnychuk , Evgeniy Faerman , Ilja Manakov , Thomas Seidl

Chest X-rays (X-ray images) have been proven to be effective for the diagnosis of chest diseases, including Pneumonia, Lung Opacity, and COVID-19. However, relying on traditional medical methods for diagnosis from X-ray images is prone to…

Image and Video Processing · Electrical Eng. & Systems 2025-10-01 Omar Hesham Khater , Abdullahi Sani Shuaib , Sami Ul Haq , Abdul Jabbar Siddiqui

Advanced diagnostic instruments are crucial for the accurate detection and treatment of lung diseases, which affect millions of individuals globally. This study examines the effectiveness of deep learning and transfer learning models using…

Image and Video Processing · Electrical Eng. & Systems 2025-06-23 Shuvashis Sarker , Shamim Rahim Refat , Faika Fairuj Preotee , Tanvir Rouf Shawon , Raihan Tanvir

Purpose: Limited studies exploring concrete methods or approaches to tackle and enhance model fairness in the radiology domain. Our proposed AI model utilizes supervised contrastive learning to minimize bias in CXR diagnosis. Materials and…

Image and Video Processing · Electrical Eng. & Systems 2024-01-30 Mingquan Lin , Tianhao Li , Zhaoyi Sun , Gregory Holste , Ying Ding , Fei Wang , George Shih , Yifan Peng

Deep learning (DL) analysis of Chest X-ray (CXR) and Computed tomography (CT) images has garnered a lot of attention in recent times due to the COVID-19 pandemic. Convolutional Neural Networks (CNNs) are well suited for the image analysis…

Image and Video Processing · Electrical Eng. & Systems 2022-12-29 Suba S , Nita Parekh

The scarcity of labeled data often limits the application of supervised deep learning techniques for medical image segmentation. This has motivated the development of semi-supervised techniques that learn from a mixture of labeled and…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 Gerda Bortsova , Florian Dubost , Laurens Hogeweg , Ioannis Katramados , Marleen de Bruijne

Deep Convolutional Neural Networks have proven effective in solving the task of semantic segmentation. However, their efficiency heavily relies on the pixel-level annotations that are expensive to get and often require domain expertise,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-03 Ostap Viniavskyi , Mariia Dobko , Oles Dobosevych

Cough audio signal classification is a potentially useful tool in screening for respiratory disorders, such as COVID-19. Since it is dangerous to collect data from patients with such contagious diseases, many research teams have turned to…

Sound · Computer Science 2023-08-22 Lara Orlandic , Tomas Teijeiro , David Atienza

The success of deep learning methods in medical image segmentation tasks heavily depends on a large amount of labeled data to supervise the training. On the other hand, the annotation of biomedical images requires domain knowledge and can…

Computer Vision and Pattern Recognition · Computer Science 2021-09-30 Xinrong Hu , Dewen Zeng , Xiaowei Xu , Yiyu Shi

Despite tremendous efforts, it is very challenging to generate a robust model to assist in the accurate quantification assessment of COVID-19 on chest CT images. Due to the nature of blurred boundaries, the supervised segmentation methods…

Image and Video Processing · Electrical Eng. & Systems 2021-03-02 Yang Yang , Jiancong Chen , Ruixuan Wang , Ting Ma , Lingwei Wang , Jie Chen , Wei-Shi Zheng , Tong Zhang

Chest X-ray imaging remains the primary diagnostic tool for pulmonary and cardiac disorders worldwide, yet its accuracy is hampered by radiologist shortages and inter-observer variability. This study presents a systematic comparative…

Image and Video Processing · Electrical Eng. & Systems 2026-03-18 Ali M. Bahram , Saman Muhammad Omer , Hardi M. Mohammed
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