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相关论文: Defining myocardial fiber bundle architecture in a…

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Since myocardial fibers drive the electric signal propagation throughout the myocardium, accurately modeling their arrangement is essential for simulating heart electrophysiology (EP). Rule-Based-Methods (RBMs) represent a commonly used…

Knowledge of appropriate local fiber architecture is necessary to simulate patient-specific electromechanics in the human heart. However, it is not yet possible to reliably measure in-vivo fiber directions, especially in human atria. Thus,…

The anisotropic structure of the myocardium is a key determinant of the cardiac function. To date, there is no imaging modality to assess in-vivo the cardiac fiber structure. We recently proposed Fibernet, a method for the automatic…

机器学习 · 计算机科学 2024-11-01 Efraín Magaña , Simone Pezzuto , Francisco Sahli Costabal

Fiber-like features are an important aspect of breast imaging. Vessels and ducts are present in all breast images, and spiculations radiating from a mass can indicate malignancy. Accordingly, fiber objects are one of the three types of…

医学物理 · 物理学 2019-04-09 Sean D. Rose , Emil Y. Sidky , Ingrid Reiser , Xiaochuan Pan

Numerical simulations can model the physical processes that govern cardiovascular device deployment. When such simulations incorporate digital twins; computational models of patient-specific anatomy, they can expedite and de-risk the device…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Karim Kadry , Shreya Gupta , Farhad R. Nezami , Elazer R. Edelman

Computational models of atrial electrophysiology (EP) are increasingly utilized for applications such as the development of advanced mapping systems, personalized clinical therapy planning, and the generation of virtual cohorts and digital…

The development of a digital twin (DT) framework for fast online adaptive proton therapy planning in prostate stereotactic body radiation therapy (SBRT) with dominant intraprostatic lesion (DIL) boost represents a significant advancement in…

Atrial Fibrillation (AF) is characterized by rapid, irregular heartbeats, and can lead to fatal complications such as heart failure. The disease is divided into two sub-types based on severity, which can be automatically classified through…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Weihang Dai , Xiaomeng Li , Taihui Yu , Di Zhao , Jun Shen , Kwang-Ting Cheng

Recently, significant efforts have been made to create Health Digital Twins (HDTs), digital twins for clinical applications. Heart modeling is one of the fastest-growing fields, which favors the effective application of HDTs. The clinical…

神经元与认知 · 定量生物学 2024-03-21 Zofia Rudnicka , Klaudia Proniewska , Mark Perkins , Agnieszka Pregowska

Understanding the complex myocardial architecture is critical for diagnosing and treating heart disease. However, existing methods often struggle to accurately capture this intricate structure from Diffusion Tensor Imaging (DTI) data,…

图像与视频处理 · 电气工程与系统科学 2025-05-14 Mohini Anand , Xavier Tricoche

As one of the most widely used metal tube bending methods, the rotary draw bending (RDB) process enables reliable and high-precision metal tube bending forming (MTBF). The forming accuracy is seriously affected by the springback and other…

机器学习 · 计算机科学 2022-07-05 Chang Sun , Zili Wang , Shuyou Zhang , Taotao Zhou , Jie Li , Jianrong Tan

One of the challenges in the development of patient-specific models of cardiac arrhythmias for clinical applications has been accounting for myocardial fiber organization. The fiber varies significantly from heart to heart, but cannot be…

医学物理 · 物理学 2023-07-22 Jiyue He , Arkady Pertsov , John Bullinga , Rahul Mangharam

Cardiac digital twins (CDTs) have the potential to offer individualized evaluation of cardiac function in a non-invasive manner, making them a promising approach for personalized diagnosis and treatment planning of my-ocardial infarction…

信号处理 · 电气工程与系统科学 2024-02-16 Lei Li , Julia Camps , Zhinuo , Wang , Abhirup Banerjee , Marcel Beetz , Blanca Rodriguez , Vicente Grau

Radioembolization is a localized liver cancer treatment that delivers radioactive microspheres (30 micron) to tumors via a catheter inserted in the hepatic arterial tree. The goal is to maximize therapeutic efficacy while minimizing damage…

图像与视频处理 · 电气工程与系统科学 2025-09-04 Nisanth Kumar Panneerselvam , Guneet Mummaneni , Emilie Roncali

Synthetic digital twins based on medical data accelerate the acquisition, labelling and decision making procedure in digital healthcare. A core part of digital healthcare twins is model-based data synthesis, which permits the generation of…

图像与视频处理 · 电气工程与系统科学 2022-03-14 Xiaodan Xing , Javier Del Ser , Yinzhe Wu , Yang Li , Jun Xia , Lei Xu , David Firmin , Peter Gatehouse , Guang Yang

Cognitive decline is highly heterogeneous across individuals, which complicates prognosis, trial design, and treatment planning. We present the Personalized Cognitive Decline Assessment Digital Twin (PCD-DT), a multimodal and…

人工智能 · 计算机科学 2026-05-01 Bulent Soykan , Gulsah Hancerliogullari Koksalmis , Hsin-Hsiung Huang , Laura J. Brattain

This review focuses on the computerized modeling of the electrophysiology of the human atria, emphasizing the simulation of common arrhythmias such as atrial flutter (AFlut) and atrial fibrillation (AFib). Which components of the model are…

计算物理 · 物理学 2025-05-30 Olaf Dössel , Axel Loewe

The highly dynamic nature of vehicular networks necessitates proactive and site-specific radio resource management (RRM) to achieve ultra-reliable low-latency communications. While Network Digital Twins (NDTs) have emerged as a promising…

系统与控制 · 电气工程与系统科学 2026-05-22 Armin Makvandi , Md. Zoheb Hassan , Md. Jahangir Hossain

Alzheimer's Disease (AD) is a neurodegenerative disease that affects subjects in a broad range of severity and is assessed in clinical trials with multiple cognitive and functional instruments. As clinical trials in AD increasingly focus on…

Digital twins (DTs) are an emerging capability in additive manufacturing (AM), set to revolutionize design optimization, inspection, in situ monitoring, and root cause analysis. AM DTs typically incorporate multimodal data streams, ranging…

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