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Low Dose CT Denoising research aims to reduce the risks of radiation exposure to patients. Recently researchers have used deep learning to denoise low dose CT images with promising results. However, approaches that use mean-squared-error…

Image and Video Processing · Electrical Eng. & Systems 2024-09-05 Sepehr Ataei , Javad Alirezaie , Paul Babyn

Deep learning has shown great promise in the ability to automatically annotate organs in magnetic resonance imaging (MRI) scans, for example, of the brain. However, despite advancements in the field, the ability to accurately segment…

Image and Video Processing · Electrical Eng. & Systems 2024-03-26 Cosmin Ciausu , Deepa Krishnaswamy , Benjamin Billot , Steve Pieper , Ron Kikinis , Andrey Fedorov

Solar panel mapping has gained a rising interest in renewable energy field with the aid of remote sensing imagery. Significant previous work is based on fully supervised learning with classical classifiers or convolutional neural networks…

Image and Video Processing · Electrical Eng. & Systems 2021-03-18 Jue Zhang , Xiuping Jia , Jiankun Hu

Attenuation coefficient (AC) is a fundamental measure of tissue acoustical properties, which can be used in medical diagnostics. In this work, we investigate the feasibility of using convolutional neural networks (CNNs) to directly estimate…

Medical Physics · Physics 2022-05-20 Piotr Jarosik , Michal Byra , Marcin Lewandowski , Ziemowit Klimonda

Over the past years, pseudo-healthy reconstruction for unsupervised anomaly detection has gained in popularity. This approach has the great advantage of not requiring tedious pixel-wise data annotation and offers possibility to generalize…

Image and Video Processing · Electrical Eng. & Systems 2024-01-30 Ravi Hassanaly , Camille Brianceau , Maëlys Solal , Olivier Colliot , Ninon Burgos

This paper presents a robust multi-domain network designed to restore low-quality amyloid PET images acquired in a short period of time. The proposed method is trained on pairs of PET images from short (2 minutes) and standard (20 minutes)…

Image and Video Processing · Electrical Eng. & Systems 2025-06-10 Hyoung Suk Park , Young Jin Jeong , Kiwan Jeon

Assume you encounter an inverse problem that shall be solved for a large number of data, but no ground-truth data is available. To emulate this encounter, in this study, we assume it is unknown how to solve the imaging problem of Computed…

This paper proposes a novel and fast self-supervised solution for sparse-view CBCT reconstruction (Cone Beam Computed Tomography) that requires no external training data. Specifically, the desired attenuation coefficients are represented as…

Image and Video Processing · Electrical Eng. & Systems 2022-09-30 Ruyi Zha , Yanhao Zhang , Hongdong Li

The challenges in recovering underwater images are the presence of diverse degradation factors and the lack of ground truth images. Although synthetic underwater image pairs can be used to overcome the problem of inadequately observing…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Zhenwei Zhang , Haorui Yan , Ke Tang , Yuping Duan

Recent studies show that deep learning (DL) based MRI reconstruction outperforms conventional methods, such as parallel imaging and compressed sensing (CS), in multiple applications. Unlike CS that is typically implemented with…

Image and Video Processing · Electrical Eng. & Systems 2022-08-22 Hongyi Gu , Burhaneddin Yaman , Steen Moeller , Il Yong Chun , Mehmet Akçakaya

Purpose: Common to most MRSI techniques, the spatial resolution and the minimal scan duration of Deuterium Metabolic Imaging (DMI) are limited by the achievable SNR. This work presents a deep learning method for sensitivity enhancement of…

Image and Video Processing · Electrical Eng. & Systems 2023-09-15 Siyuan Dong , Henk M. De Feyter , Monique A. Thomas , Robin A. de Graaf , James S. Duncan

Medical Image Segmentation is a useful application for medical image analysis including detecting diseases and abnormalities in imaging modalities such as MRI, CT etc. Deep learning has proven to be promising for this task but usually has a…

Image and Video Processing · Electrical Eng. & Systems 2023-02-08 Soham Bhosale , Arjun Krishna , Ge Wang , Klaus Mueller

Convolutional neural networks (CNN) for medical imaging are constrained by the number of annotated data required in the training stage. Usually, manual annotation is considered to be the "gold standard". However, medical imaging datasets…

Computer Vision and Pattern Recognition · Computer Science 2018-04-16 Oeslle Lucena , Roberto Souza , Leticia Rittner , Richard Frayne , Roberto Lotufo

Machine vision models, particularly deep neural networks, are increasingly applied to physiological signal interpretation, including electrocardiography (ECG), yet they typically require large training datasets and offer limited insight…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Alaa Alahmadi , Mohamed Hasan

In this paper we propose a deep learning approach for segmenting sub-cortical structures of the human brain in Magnetic Resonance (MR) image data. We draw inspiration from a state-of-the-art Fully-Convolutional Neural Network (F-CNN)…

Computer Vision and Pattern Recognition · Computer Science 2016-02-08 Mahsa Shakeri , Stavros Tsogkas , Enzo Ferrante , Sarah Lippe , Samuel Kadoury , Nikos Paragios , Iasonas Kokkinos

Synthetic PET images are valuable for quantitative imaging workflow development, scalable virtual imaging trials, and deep learning model training, but conventional physics-based simulation approaches are computationally intensive, limited…

Computer Vision and Pattern Recognition · Computer Science 2026-05-21 Suya Li , Kaushik Dutta , Debojyoti Pal , Jingqin Luo , Kooresh I. Shoghi

Recent developments established deep learning as an inevitable tool to boost the performance of dense matching and stereo estimation. On the downside, learning these networks requires a substantial amount of training data to be successful.…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Patrick Knöbelreiter , Christoph Vogel , Thomas Pock

Computed Tomography (CT) using synchrotron radiation is a powerful technique that, compared to lab-CT techniques, boosts high spatial and temporal resolution while also providing access to a range of contrast-formation mechanisms. The…

Image and Video Processing · Electrical Eng. & Systems 2025-01-20 Jiayang Shi , Daniel M. Pelt , K. Joost Batenburg

Positron Emission Tomography (PET) is crucial in medicine, but its clinical use is limited due to high signal-to-noise ratio doses increasing radiation exposure. Lowering doses increases Poisson noise, which current denoising methods fail…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Yang Shi , Jingchao Wang , Liangsi Lu , Mingxuan Huang , Ruixin He , Yifeng Xie , Hanqian Liu , Minzhe Guo , Yangyang Liang , Weipeng Zhang , Zimeng Li , Xuhang Chen

Position emission tomography (PET) is widely used in clinics and research due to its quantitative merits and high sensitivity, but suffers from low signal-to-noise ratio (SNR). Recently convolutional neural networks (CNNs) have been widely…

Image and Video Processing · Electrical Eng. & Systems 2023-12-12 Se-In Jang , Tinsu Pan , Ye Li , Pedram Heidari , Junyu Chen , Quanzheng Li , Kuang Gong
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