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Related papers: Optimization of Dark-Field CT for Lung Imaging

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In the field of clinical medicine, computed tomography (CT) is an effective medical imaging modality for the diagnosis of various pathologies. Compared with X-ray images, CT images can provide more information, including multi-planar slices…

Image and Video Processing · Electrical Eng. & Systems 2024-03-08 Jing Hu , Qinrui Fan , Shu Hu , Siwei Lyu , Xi Wu , Xin Wang

This paper proposes a novel, unsupervised super-resolution (SR) approach for performing the SR of a clinical CT into the resolution level of a micro CT ($\mu$CT). The precise non-invasive diagnosis of lung cancer typically utilizes clinical…

Image and Video Processing · Electrical Eng. & Systems 2020-11-22 Tong Zheng , Hirohisa Oda , Masahiro Oda , Shota Nakamura , Masaki Mori , Hirotsugu Takabatake , Hiroshi Natori , Kensaku Mori

Lung cancer, a malignancy originating in lung tissues, is commonly diagnosed and classified using medical imaging techniques, particularly computed tomography (CT). Despite the integration of machine learning and deep learning methods, the…

Image and Video Processing · Electrical Eng. & Systems 2025-10-21 Olajumoke O. Adekunle , Joseph D. Akinyemi , Khadijat T. Ladoja , Olufade F. W. Onifade

The ratio of airway tree lumen to lung size (ALR), assessed at full inspiration on high resolution full-lung computed tomography (CT), is a major risk factor for chronic obstructive pulmonary disease (COPD). There is growing interest to…

Image and Video Processing · Electrical Eng. & Systems 2025-01-16 Sneha N. Naik , Elsa D. Angelini , Eric A. Hoffman , Elizabeth C. Oelsner , R. Graham Barr , Benjamin M. Smith , Andrew F. Laine

Pulmonary diseases are a public health problem that requires accurate and fast diagnostic techniques. In this paper, a method based on convolutional neural networks (CNN), Data Augmentation, ResNet50 and Vision Transformers (ViT) is…

Image and Video Processing · Electrical Eng. & Systems 2024-09-24 Pablo Ramirez Amador , Dinarle Milagro Ortega , Arnold Cesarano

The state of the art lung nodule detection studies rely on computationally expensive multi-stage frameworks to detect nodules from CT scans. To address this computational challenge and provide better performance, in this paper we propose…

Computer Vision and Pattern Recognition · Computer Science 2018-10-18 Naji Khosravan , Ulas Bagci

In this work, image analysis techniques used in astrophysics to detect low-contrast signals have been adapted in the processing of Computed Tomography (CT) images, combining Centroidal Voronoi Tessellation (CVT) and machine learning…

Medical Physics · Physics 2025-03-11 Lorenzo Lasagni

Lung nodule detection in chest X-ray (CXR) images is common to early screening of lung cancers. Deep-learning-based Computer-Assisted Diagnosis (CAD) systems can support radiologists for nodule screening in CXR. However, it requires…

Image and Video Processing · Electrical Eng. & Systems 2022-07-20 Zhenrong Shen , Xi Ouyang , Bin Xiao , Jie-Zhi Cheng , Qian Wang , Dinggang Shen

With an estimated 160,000 deaths in 2018, lung cancer is the most common cause of cancer death in the United States. Lung cancer CT screening has been shown to reduce mortality by up to 40% and is now included in US screening guidelines.…

Image and Video Processing · Electrical Eng. & Systems 2020-07-28 Daniel Korat

Multi-modality imaging hardware can be integrated in a single gantry to collect diverse datasets for complementary information and spatiotemporal correlation, with excellent examples including PET-CT and PET-MRI. However, there is no CT-MRI…

Medical Physics · Physics 2022-03-31 Yuting Peng , Mengzhou Li , Jace Grandinetti , Ge Wang , Xun Jia

Existing learning models often utilise CT-scan images to predict lung diseases. These models are posed by high uncertainties that affect lung segmentation and visual feature learning. We introduce MARL, a novel Multimodal Attentional…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Ali Hamdi , Amr Aboeleneen , Khaled Shaban

AI models for lung cancer screening are limited by data scarcity, impacting generalizability and clinical applicability. Generative models address this issue but are constrained by training data variability. We introduce SYN-LUNGS, a…

We develop a framework for rendering photographic images, taking into account display limitations, so as to optimize perceptual similarity between the rendered image and the original scene. We formulate this as a constrained optimization…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Valero Laparra , Alex Berardino , Johannes Ballé , Eero P. Simoncelli

The accurate diagnosis of pathological subtypes of lung cancer is of paramount importance for follow-up treatments and prognosis managements. Assessment methods utilizing deep learning technologies have introduced novel approaches for…

Image and Video Processing · Electrical Eng. & Systems 2024-07-19 Yuan Jin , Gege Ma , Geng Chen , Tianling Lyu , Jan Egger , Junhui Lyu , Shaoting Zhang , Wentao Zhu

Objective: Cytology plays a crucial role in lung cancer diagnosis. Pulmonary cytology involves cell morphological characterization in the specimen and reporting the corresponding findings, which are extremely burdensome tasks. In this…

Image and Video Processing · Electrical Eng. & Systems 2026-04-23 Atsushi Teramoto , Ayano Michiba , Yuka Kiriyama , Tetsuya Tsukamoto , Kazuyoshi Imaizumi , Hiroshi Fujita

Lung nodule detection from 3D Computed Tomography scans plays a vital role in efficient lung cancer screening. Despite the SOTA performance obtained by recent anchor-based detectors using CNNs for this task, they require predetermined…

Computer Vision and Pattern Recognition · Computer Science 2022-01-07 Xiangde Luo , Tao Song , Guotai Wang , Jieneng Chen , Yinan Chen , Kang Li , Dimitris N. Metaxas , Shaoting Zhang

Lung cancer is the leading cause of patient mortality in the world. Early diagnosis of malignant pulmonary nodules in CT images can have a significant impact on reducing disease mortality and morbidity. In this work, we propose LMLCC-Net, a…

Image and Video Processing · Electrical Eng. & Systems 2025-11-27 Tasnia Binte Mamun , Adhora Madhuri , Nusaiba Sobir , Taufiq Hasan

While Computerized Tomography (CT) images can help detect disease such as Covid-19, regular CT machines are large and expensive. Cheaper and more portable machines suffer from errors in geometry acquisition that downgrades CT image quality.…

Image and Video Processing · Electrical Eng. & Systems 2021-08-03 Peijian Ding

Annual low dose computed tomography (CT) lung screening is currently advised for individuals at high risk of lung cancer (e.g., heavy smokers between 55 and 80 years old). The recommended screening practice significantly reduces all-cause…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Riqiang Gao , Lingfeng Li , Yucheng Tang , Sanja L. Antic , Alexis B. Paulson , Yuankai Huo , Kim L. Sandler , Pierre P. Massion , Bennett A. Landman

Early detection of lung cancer has been proven to decrease mortality significantly. A recent development in computed tomography (CT), spectral CT, can potentially improve diagnostic accuracy, as it yields more information per scan than…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Linde S. Hesse , Pim A. de Jong , Josien P. W. Pluim , Veronika Cheplygina