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Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) plays an important role in diagnosis and grading of brain tumor. Although manual DCE biomarker extraction algorithms boost the diagnostic yield of DCE-MRI by providing…

Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) plays an important role in breast cancer screening, tumor assessment, and treatment planning and monitoring. The dynamic changes in contrast in different tissues help to…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Rui Wang , Yuexi Du , John Lewin , R. Todd Constable , Nicha C. Dvornek

A large number of retinal vessel analysis methods based on image segmentation have emerged in recent years. However, existing methods depend on cumbersome backbones, such as VGG16 and ResNet-50, benefiting from their powerful feature…

图像与视频处理 · 电气工程与系统科学 2019-11-25 Ling Luo , Dingyu Xue , Xinglong Feng

Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) is used to study microvascular structure and tissue perfusion. In DCE-MRI a bolus of gadolinium based contrast agent is injected into the blood stream and spatiotemporal changes…

医学物理 · 物理学 2020-09-22 Matti Hanhela , Mikko Kettunen , Olli Gröhn , Marko Vauhkonen , Ville Kolehmainen

Multi-contrast magnetic resonance imaging (MRI) super-resolution intends to reconstruct high-resolution (HR) images from low-resolution (LR) scans by leveraging structural information present in HR reference images acquired with different…

计算机视觉与模式识别 · 计算机科学 2025-12-22 Xianming Gu , Lihui Wang , Ying Cao , Zeyu Deng , Yingfeng Ou , Guodong Hu , Yi Chen

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

Generative Adversarial Networks (GANs) [Goodfellow et al. 2014] convergence in a high-resolution setting with a computational constrain of GPU memory capacity has been beset with difficulty due to the known lack of convergence rate…

计算机视觉与模式识别 · 计算机科学 2020-04-20 J. D. Curtó , I. C. Zarza , Fernando de la Torre , Irwin King , Michael R. Lyu

Current medical image classification efforts mainly aim for higher average performance, often neglecting the balance between different classes. This can lead to significant differences in recognition accuracy between classes and obvious…

图像与视频处理 · 电气工程与系统科学 2024-06-26 Peng Huang , Shu Hu , Bo Peng , Jiashu Zhang , Xi Wu , Xin Wang

Contrast-Enhanced Spectral Mammography (CESM) is a dual-energy mammographic technique that improves lesion visibility through the administration of an iodinated contrast agent. It acquires both a low-energy image, comparable to standard…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Aurora Rofena , Arianna Manchia , Claudia Lucia Piccolo , Bruno Beomonte Zobel , Paolo Soda , Valerio Guarrasi

Accurate breast MRI lesion detection is critical for early cancer diagnosis, especially in high-risk populations. We present a classification pipeline that adapts a pretrained foundation model, the Medical Slice Transformer (MST), for…

Background: The aim of this study was to develop and evaluate a deep learning-based automated segmentation method for hepatic anatomy (i.e., parenchyma, tumors, portal vein, hepatic vein and biliary tree) from the hepatobiliary phase of…

Medical Image Synthesis (MIS) plays an important role in the intelligent medical field, which greatly saves the economic and time costs of medical diagnosis. However, due to the complexity of medical images and similar characteristics of…

图像与视频处理 · 电气工程与系统科学 2025-03-07 Zhihan Ju , Wanting Zhou , Longteng Kong , Yu Chen , Yi Li , Zhenan Sun , Caifeng Shan

In Europe the 20% of the CT scans cover the thoracic region. The acquired images contain information about the cardiovascular system that often remains latent due to the lack of contrast in the cardiac area. On the other hand, the contrast…

Compared to traditional methods, Deep Learning (DL) becomes a key technology for computer vision tasks. Synthetic data generation is an interesting use case for DL, especially in the field of medical imaging such as Magnetic Resonance…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Md Sumon Ali , Muzammil Behzad

Pediatric liver tumors are one of the most common solid tumors in pediatrics, with differentiation of benign or malignant status and pathological classification critical for clinical treatment. While pathological examination is the gold…

图像与视频处理 · 电气工程与系统科学 2026-01-29 Wanqi Wang , Chun Yang , Jianbo Shao , Yaokai Zhang , Xuehua Peng , Jin Sun , Chao Xiong , Long Lu , Lianting Hu

Background parenchymal enhancement (BPE) on breast dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) shows potential as a breast cancer risk marker. Clinically, BPE is qualitatively assessed by radiologists, but quantitative…

图像与视频处理 · 电气工程与系统科学 2025-11-11 Yu-Tzu Kuo , Anum S. Kazerouni , Vivian Y. Park , Wesley Surento , Suleeporn Sujichantararat , Daniel S. Hippe , Habib Rahbar , Savannah C. Partridge

Automatic segmentation of hepatocellular carcinoma (HCC) in Digital Subtraction Angiography (DSA) videos can assist radiologists in efficient diagnosis of HCC and accurate evaluation of tumors in clinical practice. Few studies have…

图像与视频处理 · 电气工程与系统科学 2021-09-20 Wenting Jiang , Yicheng Jiang , Lu Zhang , Changmiao Wang , Xiaoguang Han , Shuixing Zhang , Xiang Wan , Shuguang Cui

DCE-MRI provides information about vascular permeability and tissue perfusion through the acquisition of pharmacokinetic parameters. However, traditional methods for estimating these pharmacokinetic parameters involve fitting tracer kinetic…

图像与视频处理 · 电气工程与系统科学 2023-06-08 Gyutaek Oh , Won-Jin Moon , Jong Chul Ye

In recent years, the focus is on improving the diagnosis of diabetic retinopathy (DR) using machine learning and deep learning technologies. Researchers have explored various approaches, including the use of high-definition medical imaging,…

计算机视觉与模式识别 · 计算机科学 2024-07-26 Saideep Kilaru , Kothamasu Jayachandra , Tanishka Yagneshwar , Suchi Kumari

In clinical medicine, magnetic resonance imaging (MRI) is one of the most important tools for diagnosis, triage, prognosis, and treatment planning. However, MRI suffers from an inherent slow data acquisition process because data is…

图像与视频处理 · 电气工程与系统科学 2021-12-14 Jiahao Huang , Weiping Ding , Jun Lv , Jingwen Yang , Hao Dong , Javier Del Ser , Jun Xia , Tiaojuan Ren , Stephen Wong , Guang Yang