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Accelerated Cardiovascular Magnetic Resonance (CMR) image reconstruction remains a critical challenge due to the trade-off between scan time and image quality, particularly when generalizing across diverse acquisition settings. We propose…

图像与视频处理 · 电气工程与系统科学 2025-10-30 Kian Anvari Hamedani , Narges Razizadeh , Shahabedin Nabavi , Mohsen Ebrahimi Moghaddam

Currently, MRI-only radiotherapy (RT) eliminates some of the concerns about using CT images in RT chains such as the registration of MR images to a separate CT, extra dose delivery, and the additional cost of repeated imaging. However, one…

医学物理 · 物理学 2021-03-03 Faeze Gholamiankhah , Samaneh Mostafapour , Hossein Arabi

Computed tomography (CT) is widely used in screening, diagnosis, and image-guided therapy for both clinical and research purposes. Since CT involves ionizing radiation, an overarching thrust of related technical research is development of…

图像与视频处理 · 电气工程与系统科学 2019-06-25 Chenyu You , Guang Li , Yi Zhang , Xiaoliu Zhang , Hongming Shan , Shenghong Ju , Zhen Zhao , Zhuiyang Zhang , Wenxiang Cong , Michael W. Vannier , Punam K. Saha , Ge Wang

LDCT has drawn major attention in the medical imaging field due to the potential health risks of CT-associated X-ray radiation to patients. Reducing the radiation dose, however, decreases the quality of the reconstructed images, which…

图像与视频处理 · 电气工程与系统科学 2022-04-19 Zhizhong Huang , Junping Zhang , Yi Zhang , Hongming Shan

Magnetic Resonance Angiography (MRA) has become an essential MR contrast for imaging and evaluation of vascular anatomy and related diseases. MRA acquisitions are typically ordered for vascular interventions, whereas in typical scenarios,…

计算机视觉与模式识别 · 计算机科学 2018-04-13 Sahin Olut , Yusuf Huseyin Sahin , Ugur Demir , Gozde Unal

This paper aims to create a deep learning framework that can estimate the deformation vector field (DVF) for directly registering abdominal MRI-CT images. The proposed method assumed a diffeomorphic deformation. By using topology-preserved…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Yang Lei , Luke A. Matkovic , Justin Roper , Tonghe Wang , Jun Zhou , Beth Ghavidel , Mark McDonald , Pretesh Patel , Xiaofeng Yang

Deep networks are now ubiquitous in large-scale multi-center imaging studies. However, the direct aggregation of images across sites is contraindicated for downstream statistical and deep learning-based image analysis due to inconsistent…

图像与视频处理 · 电气工程与系统科学 2021-04-16 Mengwei Ren , Neel Dey , James Fishbaugh , Guido Gerig

Magnetic Resonance (MR) images of different modalities can provide complementary information for clinical diagnosis, but whole modalities are often costly to access. Most existing methods only focus on synthesizing missing images between…

计算机视觉与模式识别 · 计算机科学 2020-05-05 Bingyu Xin , Yifan Hu , Yefeng Zheng , Hongen Liao

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…

机器学习 · 计算机科学 2019-04-03 Talha Iqbal , Hazrat Ali

Translational brain research using Magnetic Resonance Imaging (MRI) is becoming increasingly popular as animal models are an essential part of scientific studies and more ultra-high-field scanners are becoming available. Some disadvantages…

图像与视频处理 · 电气工程与系统科学 2022-01-05 André Ferreira , Ricardo Magalhães , Sébastien Mériaux , Victor Alves

Differentiable rendering has paved the way to training neural networks to perform "inverse graphics" tasks such as predicting 3D geometry from monocular photographs. To train high performing models, most of the current approaches rely on…

计算机视觉与模式识别 · 计算机科学 2021-04-22 Yuxuan Zhang , Wenzheng Chen , Huan Ling , Jun Gao , Yinan Zhang , Antonio Torralba , Sanja Fidler

Computed tomography (CT) uses X-ray measurements taken from sensors around the body to generate tomographic images of the human body. Conventional reconstruction algorithms can be used if the X-ray data are adequately sampled and of high…

图像与视频处理 · 电气工程与系统科学 2021-12-28 Ruiwen Xing , Thomas Humphries , Dong Si

Synthesising the spatial and temporal dynamics of the human body skeleton remains a challenging task, not only in terms of the quality of the generated shapes, but also of their diversity, particularly to synthesise realistic body movements…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Bruno Degardin , João Neves , Vasco Lopes , João Brito , Ehsan Yaghoubi , Hugo Proença

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)…

图像与视频处理 · 电气工程与系统科学 2020-09-15 Faizan Munawar , Shoaib Azmat , Talha Iqbal , Christer Grönlund , Hazrat Ali

Domain shift between medical images from multicentres is still an open question for the community, which degrades the generalization performance of deep learning models. Generative adversarial network (GAN), which synthesize plausible…

图像与视频处理 · 电气工程与系统科学 2020-07-31 Xinpeng Xie , Jiawei Chen , Yuexiang Li , Linlin Shen , Kai Ma , Yefeng Zheng

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…

图像与视频处理 · 电气工程与系统科学 2020-08-03 Sina Amirrajab , Samaneh Abbasi-Sureshjani , Yasmina Al Khalil , Cristian Lorenz , Juergen Weese , Josien Pluim , Marcel Breeuwer

Diffusion magnetic resonance imaging (diffusion MRI) is a non-invasive microstructure assessment technique. Scalar measures, such as FA (fractional anisotropy) and MD (mean diffusivity), quantifying micro-structural tissue properties can be…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Xuan Gu , Hans Knutsson , Markus Nilsson , Anders Eklund

Automatic parsing of anatomical objects in X-ray images is critical to many clinical applications in particular towards image-guided invention and workflow automation. Existing deep network models require a large amount of labeled data.…

计算机视觉与模式识别 · 计算机科学 2020-09-17 Yue Zhang , Shun Miao , Tommaso Mansi , Rui Liao

Computer-Aided-Diagnosis (CADx) systems assist radiologists with identifying and classifying potentially malignant pulmonary nodules on chest CT scans using morphology and texture-based (radiomic) features. However, radiomic features are…

图像与视频处理 · 电气工程与系统科学 2020-01-27 Leihao Wei , Yannan Lin , William Hsu

Deformable image registration (DIR) is a cornerstone of medical image analysis, enabling spatial alignment for tasks like comparative studies and multi-modal fusion. While learning-based methods (e.g., CNNs, transformers) offer fast…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Nikita Drozdov , Marat Zinovev , Dmitry Sorokin