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Advancements in medical imaging and endovascular grafting have facilitated minimally invasive treatments for aortic diseases. Accurate 3D segmentation of the aorta and its branches is crucial for interventions, as inaccurate segmentation…

Multi-sequence of cardiac magnetic resonance (CMR) images can provide complementary information for myocardial pathology (scar and edema). However, it is still challenging to fuse these underlying information for pathology segmentation…

图像与视频处理 · 电气工程与系统科学 2020-08-14 Zhen Zhang , Chenyu Liu , Wangbin Ding , Sihan Wang , Chenhao Pei , Mingjing Yang , Liqin Huang

Computer aided pathological analysis has been the gold standard for tumor diagnosis, however domain shift is a significant problem in histopathology. It may be caused by variability in anatomical structures, tissue preparation, and imaging…

图像与视频处理 · 电气工程与系统科学 2024-09-25 Abdul Qayyum , Moona Mazher Imran Razzak , Steven A Niederer

Cardiac Magnetic Resonance Imaging (MRI) plays an important role in the analysis of cardiac function. However, the acquisition is often accompanied by motion artefacts because of the difficulty of breath-hold, especially for acute symptoms…

图像与视频处理 · 电气工程与系统科学 2022-10-17 Ruizhe Li , Xin Chen

Cardiac magnetic resonance (CMR) imaging and computed tomography (CT) are two common non-invasive imaging methods for assessing patients with cardiovascular disease. CMR typically acquires multiple sparse 2D slices, with unavoidable…

图像与视频处理 · 电气工程与系统科学 2024-08-15 Yiyang Xu , Hao Xu , Matthew Sinclair , Esther Puyol-Antón , Steven A Niederer , Amedeo Chiribiri , Steven E Williams , Michelle C Williams , Alistair A Young

The accurate segmentation of Coronary Computed Tomography Angiography (CCTA) images holds substantial clinical value for the early detection and treatment of Coronary Heart Disease (CHD). The Transformer, utilizing a self-attention…

图像与视频处理 · 电气工程与系统科学 2023-10-10 Chenchu Xu , Meng Li , Xue Wu

Automatic medical image segmentation has made great progress benefit from the development of deep learning. However, most existing methods are based on convolutional neural networks (CNNs), which fail to build long-range dependencies and…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Ailiang Lin , Bingzhi Chen , Jiayu Xu , Zheng Zhang , Guangming Lu

In several image acquisition and processing steps of X-ray radiography, knowledge of the existence of metal implants and their exact position is highly beneficial (e.g. dose regulation, image contrast adjustment). Another application which…

图像与视频处理 · 电气工程与系统科学 2022-03-18 Fuxin Fan , Ludwig Ritschl , Marcel Beister , Ramyar Biniazan , Björn Kreher , Tristan M. Gottschalk , Steffen Kappler , Andreas Maier

Image segmentation holds a vital position in the realms of diagnosis and treatment within the medical domain. Traditional convolutional neural networks (CNNs) and Transformer models have made significant advancements in this realm, but they…

图像与视频处理 · 电气工程与系统科学 2024-05-06 Hao Tang , Lianglun Cheng , Guoheng Huang , Zhengguang Tan , Junhao Lu , Kaihong Wu

The Resolution of feature maps is critical for medical image segmentation. Most of the existing Transformer-based networks for medical image segmentation are U-Net-like architecture that contains an encoder that utilizes a sequence of…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Chen Wei , Shenghan Ren , Kaitai Guo , Haihong Hu , Jimin Liang

Medical image segmentation is a critical task in clinical workflows, particularly for the detection and delineation of pathological regions. While convolutional architectures like U-Net have become standard for such tasks, their limited…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Morteza Kiani Haftlang , Mohammadhossein Malmir , Foroutan Parand , Umberto Michelucci , Safouane El Ghazouali

Motion artefacts in magnetic resonance brain images can have a strong impact on diagnostic confidence. The assessment of MR image quality is fundamental before proceeding with the clinical diagnosis. Motion artefacts can alter the…

图像与视频处理 · 电气工程与系统科学 2023-03-03 Alessandro Sciarra , Soumick Chatterjee , Max Dünnwald , Giuseppe Placidi , Andreas Nürnberger , Oliver Speck , Steffen Oeltze-Jafra

Cine cardiac magnetic resonance imaging (MRI) is widely used for diagnosis of cardiac diseases thanks to its ability to present cardiovascular features in excellent contrast. As compared to computed tomography (CT), MRI, however, requires a…

图像与视频处理 · 电气工程与系统科学 2020-06-24 Qing Lyu , Hongming Shan , Yibin Xie , Debiao Li , Ge Wang

Cardiac Magnetic Resonance (CMR) imaging is widely used for heart model reconstruction and digital twin computational analysis because of its ability to visualize soft tissues and capture dynamic functions. However, CMR images have an…

With the development of computer technology, various models have emerged in artificial intelligence. The transformer model has been applied to the field of computer vision (CV) after its success in natural language processing (NLP).…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Ruina Sun , Yuexin Pang

Cardiac motion estimation and segmentation play important roles in quantitatively assessing cardiac function and diagnosing cardiovascular diseases. In this paper, we propose a novel deep learning method for joint estimation of motion and…

计算机视觉与模式识别 · 计算机科学 2018-06-12 Chen Qin , Wenjia Bai , Jo Schlemper , Steffen E. Petersen , Stefan K. Piechnik , Stefan Neubauer , Daniel Rueckert

While machine learning approaches perform well on their training domain, they generally tend to fail in a real-world application. In cardiovascular magnetic resonance imaging (CMR), respiratory motion represents a major challenge in terms…

图像与视频处理 · 电气工程与系统科学 2022-09-21 Amin Ranem , John Kalkhof , Caner Özer , Anirban Mukhopadhyay , Ilkay Oksuz

Automatic classification of electrocardiogram (ECG) signals plays a crucial role in the early prevention and diagnosis of cardiovascular diseases. While ECG signals can be used for the diagnosis of various diseases, their pathological…

信号处理 · 电气工程与系统科学 2023-06-22 Renjie Cheng , Zhemin Zhuang , Shuxin Zhuang , Lei Xie , Jingfeng Guo

Whole slide image (WSI) classification is a crucial problem for cancer diagnostics in clinics and hospitals. A WSI, acquired at gigapixel size, is commonly tiled into patches and processed by multiple-instance learning (MIL) models.…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Doanh C. Bui , Jin Tae Kwak

Segmentation is a crucial step in microscopy image analysis. Numerous approaches have been developed over the past years, ranging from classical segmentation algorithms to advanced deep learning models. While U-Net remains one of the most…

图像与视频处理 · 电气工程与系统科学 2024-09-26 Illia Tsiporenko , Pavel Chizhov , Dmytro Fishman