English
Related papers

Related papers: CT-SGAN: Computed Tomography Synthesis GAN

200 papers

Data augmentation can effectively resolve a scarcity of images when training machine-learning algorithms. It can make them more robust to unseen images. We present a lesion conditional Generative Adversarial Network LcGAN to generate…

Image and Video Processing · Electrical Eng. & Systems 2020-08-10 Manohar Karki , Junghwan Cho , Seokhwan Ko

Though large-scale datasets are essential for training deep learning systems, it is expensive to scale up the collection of medical imaging datasets. Synthesizing the objects of interests, such as lung nodules, in medical images based on…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Jie Yang , Siqi Liu , Sasa Grbic , Arnaud Arindra Adiyoso Setio , Zhoubing Xu , Eli Gibson , Guillaume Chabin , Bogdan Georgescu , Andrew F. Laine , Dorin Comaniciu

Anatomical structures such as blood vessels in contrast-enhanced CT (ceCT) images can be challenging to segment due to the variability in contrast medium diffusion. The combined use of ceCT and contrast-free (CT) CT images can improve the…

Image and Video Processing · Electrical Eng. & Systems 2022-10-05 Giammarco La Barbera , Haithem Boussaid , Francesco Maso , Sabine Sarnacki , Laurence Rouet , Pietro Gori , Isabelle Bloch

Cone beam computed tomography (CBCT) images can be used for dose calculation in adaptive radiation therapy (ART). The main challenges are the large artefacts and inaccurate Hounsfield unit (HU) values. Currently, deformed planning CT images…

Medical Physics · Physics 2019-09-04 Xiao Liang , Liyuan Chen , Dan Nguyen , Zhiguo Zhou , Xuejun Gu , Ming Yang , Jing Wang , Steve Jiang

Deep learning algorithms produces state-of-the-art results for different machine learning and computer vision tasks. To perform well on a given task, these algorithms require large dataset for training. However, deep learning algorithms…

Machine Learning · Computer Science 2019-04-03 Talha Iqbal , Hazrat Ali

Generative adversarial networks (GANs) can be trained to generate 3D image data, which is useful for design optimisation. However, this conventionally requires 3D training data, which is challenging to obtain. 2D imaging techniques tend to…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Steve Kench , Samuel J. Cooper

Medical imaging plays a vital role in modern diagnostics and treatment. The temporal nature of disease or treatment progression often results in longitudinal data. Due to the cost and potential harm, acquiring large medical datasets…

Computer Vision and Pattern Recognition · Computer Science 2023-01-16 Julian Schön , Raghavendra Selvan , Lotte Nygård , Ivan Richter Vogelius , Jens Petersen

With the massive proliferation of data-driven algorithms, such as deep learning-based approaches, the availability of high-quality data is of great interest. Volumetric data is very important in medicine, as it ranges from disease diagnoses…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 André Ferreira , Jianning Li , Kelsey L. Pomykala , Jens Kleesiek , Victor Alves , Jan Egger

Deep learning has shown excellent performance in analysing medical images. However, datasets are difficult to obtain due privacy issues, standardization problems, and lack of annotations. We address these problems by producing realistic…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Enric Moreu , Eric Arazo , Kevin McGuinness , Noel E. O'Connor

Deep neural networks (DNN) are commonly used to denoise and sharpen X-ray computed tomography (CT) images with the goal of reducing patient X-ray dosage while maintaining reconstruction quality. However, naive application of DNN-based…

Image and Video Processing · Electrical Eng. & Systems 2023-12-22 Madhuri Nagare , Gregery T. Buzzard , Charles A. Bouman

Deep learning-based computer-aided diagnosis (CAD) of medical images requires large datasets. However, the lack of large publicly available labeled datasets limits the development of deep learning-based CAD systems. Generative Adversarial…

Image and Video Processing · Electrical Eng. & Systems 2025-03-04 Muhammad Rafiq , Hazrat Ali , Ghulam Mujtaba , Zubair Shah , Shoaib Azmat

Insufficient training data is a major bottleneck for most deep learning practices, not least in medical imaging where data is difficult to collect and publicly available datasets are scarce due to ethics and privacy. This work investigates…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Gabriel Eilertsen , Apostolia Tsirikoglou , Claes Lundström , Jonas Unger

A major challenge in applying deep learning to medical imaging is the paucity of annotated data. This study demonstrates that synthetic colonoscopy images generated by Generative Adversarial Network (GAN) inversion can be used as training…

Image and Video Processing · Electrical Eng. & Systems 2025-07-02 Mayank Golhar , Taylor L. Bobrow , Saowanee Ngamruengphong , Nicholas J. Durr

Early detection of lung cancer is crucial for effective treatment and relies on accurate volumetric assessment of pulmonary nodules in CT scans. Traditional methods, such as consolidation-to-tumor ratio (CTR) and spherical approximation,…

Image and Video Processing · Electrical Eng. & Systems 2025-08-29 Yihan Zhou , Haocheng Huang , Yue Yu , Jianhui Shang

Recent studies have shown that lung cancer screening using annual low-dose computed tomography (CT) reduces lung cancer mortality by 20% compared to traditional chest radiography. Therefore, CT lung screening has started to be used widely…

Image and Video Processing · Electrical Eng. & Systems 2021-07-13 Gorkem Polat , Yesim Dogrusoz Serinagaoglu , Ugur Halici

Automatic analysis of spatio-temporal microscopy images is inevitable for state-of-the-art research in the life sciences. Recent developments in deep learning provide powerful tools for automatic analyses of such image data, but heavily…

Image and Video Processing · Electrical Eng. & Systems 2021-01-28 Dennis Bähr , Dennis Eschweiler , Anuk Bhattacharyya , Daniel Moreno-Andrés , Wolfram Antonin , Johannes Stegmaier

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

The Computed Tomography (CT) for diagnosis of lesions in human internal organs is one of the most fundamental topics in medical imaging. Low-dose CT, which offers reduced radiation exposure, is preferred over standard-dose CT, and therefore…

Image and Video Processing · Electrical Eng. & Systems 2023-09-26 Wenjie Liu

Acquiring large quantities of data and annotations is known to be effective for developing high-performing deep learning models, but is difficult and expensive to do in the healthcare context. Adding synthetic training data using generative…

Image and Video Processing · Electrical Eng. & Systems 2023-10-06 Menghan Yu , Sourabh Kulhare , Courosh Mehanian , Charles B Delahunt , Daniel E Shea , Zohreh Laverriere , Ishan Shah , Matthew P Horning

Generative adversarial networks (GANs) have provided promising data enrichment solutions by synthesizing high-fidelity images. However, generating large sets of labeled images with new anatomical variations remains unexplored. We propose a…

Image and Video Processing · Electrical Eng. & Systems 2020-08-03 Sina Amirrajab , Samaneh Abbasi-Sureshjani , Yasmina Al Khalil , Cristian Lorenz , Juergen Weese , Josien Pluim , Marcel Breeuwer
‹ Prev 1 3 4 5 6 7 10 Next ›