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Related papers: Unsupervised COVID-19 Lesion Segmentation in CT Us…

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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

The rapid and accurate detection of COVID-19 cases is critical for timely treatment and preventing the spread of the disease. In this study, a two-stage feature extraction framework using eight state-of-the-art pre-trained deep…

Image and Video Processing · Electrical Eng. & Systems 2023-04-24 Ceyhun Efe Kayan , Talha Enes Koksal , Arda Sevinc , Abdurrahman Gumus

Since 2019, coronavirus Disease 2019 (COVID-19) has been widely spread and posed a serious threat to public health. Chest Computed Tomography (CT) holds great potential for screening and diagnosis of this disease. The segmentation of…

Image and Video Processing · Electrical Eng. & Systems 2023-03-01 Jiesi Hu , Yanwu Yang , Xutao Guo , Ting Ma

Recently, the cycle-consistent generative adversarial networks (CycleGAN) has been widely used for synthesis of multi-domain medical images. The domain-specific nonlinear deformations captured by CycleGAN make the synthesized images…

Computer Vision and Pattern Recognition · Computer Science 2018-08-14 Chengjia Wang , Gillian Macnaught , Giorgos Papanastasiou , Tom MacGillivray , David Newby

Many CT slice images are stored with large slice intervals to reduce storage size in clinical practice. This leads to low resolution perpendicular to the slice images (i.e., z-axis), which is insufficient for 3D visualization or image…

Image and Video Processing · Electrical Eng. & Systems 2019-09-04 Akira Kudo , Yoshiro Kitamura , Yuanzhong Li , Satoshi Iizuka , Edgar Simo-Serra

Analysis of chest CT scans can be used in detecting parts of lungs that are affected by infectious diseases such as COVID-19.Determining the volume of lungs affected by lesions is essential for formulating treatment recommendations and…

Automatic tumor segmentation is a crucial step in medical image analysis for computer-aided diagnosis. Although the existing methods based on convolutional neural networks (CNNs) have achieved the state-of-the-art performance, many…

Image and Video Processing · Electrical Eng. & Systems 2020-05-11 Shuchao Pang , Anan Du , Mehmet A. Orgun , Yan Wang , Quanzheng Sheng , Shoujin Wang , Xiaoshui Huang , Zhemei Yu

Early detection of COVID-19 is vital to control its spread. Deep learning methods have been presented to detect suggestive signs of COVID-19 from chest CT images. However, due to the novelty of the disease, annotated volumetric data are…

Image and Video Processing · Electrical Eng. & Systems 2021-11-18 Azael M. Sousa , Fabiano Reis , Rachel Zerbini , João L. D. Comba , Alexandre X. Falcão

COVID-19 has spread rapidly across the globe and become a deadly pandemic. Recently, many artificial intelligence-based approaches have been used for COVID-19 detection, but they often require public data sharing with cloud datacentres and…

Signal Processing · Electrical Eng. & Systems 2022-01-13 Dinh C. Nguyen , Ming Ding , Pubudu N. Pathirana , Aruna Seneviratne , Albert Y. Zomaya

The pandemic of novel SARS-CoV-2 also known as COVID-19 has been spreading worldwide, causing rampant loss of lives. Medical imaging such as CT, X-ray, etc., plays a significant role in diagnosing the patients by presenting the visual…

Image and Video Processing · Electrical Eng. & Systems 2022-03-29 Narinder Singh Punn , Sonali Agarwal

Successful training of convolutional neural networks (CNNs) requires a substantial amount of data. With small datasets networks generalize poorly. Data Augmentation techniques improve the generalizability of neural networks by using…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Saman Motamed , Patrik Rogalla , Farzad Khalvati

Due to the irregular shapes,various sizes and indistinguishable boundaries between the normal and infected tissues, it is still a challenging task to accurately segment the infected lesions of COVID-19 on CT images. In this paper, a novel…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Haigen Hu , Leizhao Shen , Qiu Guan , Xiaoxin Li , Qianwei Zhou , Su Ruan

To counter the outbreak of COVID-19, the accurate diagnosis of suspected cases plays a crucial role in timely quarantine, medical treatment, and preventing the spread of the pandemic. Considering the limited training cases and resources…

Image and Video Processing · Electrical Eng. & Systems 2020-10-08 Xuelin Qian , Huazhu Fu , Weiya Shi , Tao Chen , Yanwei Fu , Fei Shan , Xiangyang Xue

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…

Image and Video Processing · Electrical Eng. & Systems 2020-11-03 Parham Yazdekhasty , Ali Zindar , Zahra Nabizadeh-ShahreBabak , Roshank Roshandel , Pejman Khadivi , Nader Karimi , Shadrokh Samavi

Unsupervised shadow removal aims to learn a non-linear function to map the original image from shadow domain to non-shadow domain in the absence of paired shadow and non-shadow data. In this paper, we develop a simple yet efficient…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Chao Tan , Xin Feng

Federated Learning is the most promising way to train robust Deep Learning models for the segmentation of Covid-19-related findings in chest CTs. By learning in a decentralized fashion, heterogeneous data can be leveraged from a variety of…

Image and Video Processing · Electrical Eng. & Systems 2021-12-17 Camila Gonzalez , Christian Harder , Amin Ranem , Ricarda Fischbach , Isabel Kaltenborn , Armin Dadras , Andreas Bucher , Anirban Mukhopadhyay

The accurate segmentation of multiple types of lesions from adjacent tissues in medical images is significant in clinical practice. Convolutional neural networks (CNNs) based on the coarse-to-fine strategy have been widely used in this…

Image and Video Processing · Electrical Eng. & Systems 2021-10-12 Xiangyu Zhao , Peng Zhang , Fan Song , Chenbin Ma , Guangda Fan , Yangyang Sun , Youdan Feng , Guanglei Zhang

Chest X-ray (CXR) is a low-cost medical imaging technique. It is a common procedure for the identification of many respiratory diseases compared to MRI, CT, and PET scans. This paper presents the use of generative adversarial networks (GAN)…

Image and Video Processing · Electrical Eng. & Systems 2020-09-15 Faizan Munawar , Shoaib Azmat , Talha Iqbal , Christer Grönlund , Hazrat Ali

Lung image segmentation plays an important role in computer-aid pulmonary diseases diagnosis and treatment. This paper proposed a lung image segmentation method by generative adversarial networks. We employed a variety of generative…

Image and Video Processing · Electrical Eng. & Systems 2019-08-05 Jiaxin Cai , Hongfeng Zhu

Convolutional neural network (CNN), in particular the Unet, is a powerful method for medical image segmentation. To date Unet has demonstrated state-of-art performance in many complex medical image segmentation tasks, especially under the…

Image and Video Processing · Electrical Eng. & Systems 2019-10-31 Wenjun Yan , Yuanyuan Wang , Shengjia Gu , Lu Huang , Fuhua Yan , Liming Xia , Qian Tao