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Clinical guidelines recommend performing left ventricular (LV) linear measurements in B-mode echocardiographic images at the basal level -- typically at the mitral valve leaflet tips -- and aligned perpendicular to the LV long axis along a…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Durgesh Kumar Singh , Qing Cao , Sarina Thomas , Ahcène Boubekki , Robert Jenssen , Michael Kampffmeyer

The ability to map left ventricle (LV) myocardial motion using computed tomography angiography (CTA) is essential to diagnosing cardiovascular conditions and guiding interventional procedures. Due to their inherent locality, conventional…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Shahar Zuler , Shai Tejman-Yarden , Dan Raviv

Mathematical models are essential tools to study how the cardiovascular system maintains homeostasis. The utility of such models is limited by the accuracy of their predictions, which can be determined by uncertainty quantification (UQ). A…

定量方法 · 定量生物学 2018-07-20 Andrew D. Marquis , Andrea Arnold , Caron Dean , Brian E. Carlson , Mette S. Olufsen

Medical image analysis, especially segmenting a specific organ, has an important role in developing clinical decision support systems. In cardiac magnetic resonance (MR) imaging, segmenting the left and right ventricles helps physicians…

Cardiac resynchronization therapy (CRT) is a common intervention for patients with dyssynchronous heart failure, yet approximately one-third of recipients fail to respond, partly due to suboptimal lead placement. Identifying optimal pacing…

计算工程、金融与科学 · 计算机科学 2026-02-13 Ehsan Naghavi , Haifeng Wang , Vahid Ziaei Rad , Julius Guccione , Ghassan Kassab , Vishnu Boddeti , Seungik Baek , Lik-Chuan Lee

Two-dimensional echocardiography (2DE) measurements of left ventricle (LV) dimensions are highly significant markers of several cardiovascular diseases. These measurements are often used in clinical care despite suffering from large…

图像与视频处理 · 电气工程与系统科学 2019-11-07 Andrew Gilbert , Marit Holden , Line Eikvil , Svein Arne Aase , Eigil Samset , Kristin McLeod

Background. Functional assessment of right ventricle (RV) using gated myocardial perfusion single-photon emission computed tomography (MPS) heavily relies on the precise extraction of right ventricular contours. In this paper, we present a…

图像与视频处理 · 电气工程与系统科学 2023-12-22 Chen Zhao , Shi Shi , Zhuo He , Cheng Wang , Zhongqiang Zhao , Xinli Li , Yanli Zhou , Weihua Zhou

The training of deep learning models typically requires extensive data, which are not readily available as large well-curated medical-image datasets for development of artificial intelligence (AI) models applied in Radiology. Recognizing…

Embedding tables are usually huge in click-through rate (CTR) prediction models. To train and deploy the CTR models efficiently and economically, it is necessary to compress their embedding tables at the training stage. To this end, we…

机器学习 · 计算机科学 2024-08-07 Shiwei Li , Huifeng Guo , Lu Hou , Wei Zhang , Xing Tang , Ruiming Tang , Rui Zhang , Ruixuan Li

The deformation of the lateral ventricle (LV) shape is widely studied to identify specific morphometric changes associated with diseases. Since LV enlargement is considered a relative change due to brain atrophy, local longitudinal LV…

图像与视频处理 · 电气工程与系统科学 2024-10-10 Wonjung Park , Suhyun Ahn , Jinah Park

Fine-tuning the Segment Anything Model (SAM) for infrared small target detection poses significant challenges due to severe domain shifts. Existing adaptation methods often incorporate handcrafted priors to bridge this gap, yet such designs…

计算机视觉与模式识别 · 计算机科学 2025-10-14 Guoyi Zhang , Siyang Chen , Guangsheng Xu , Han Wang , Donghe Wang , Xiaohu Zhang

The clinical application of patient-specific modelling of the heart can provide valuable insights in supplementing and advancing methods of diagnosis as well as helping to devise the best possible therapeutic approach for each individual…

医学物理 · 物理学 2023-08-03 Sebastian Skatulla , Carlo Sansour , Mary Familusi , Jagir Hussan , Ntobeko Ntusi

Methods that are resilient to artifacts in the cardiac magnetic resonance imaging (MRI) while performing ventricle segmentation, are crucial for ensuring quality in structural and functional analysis of those tissues. While there has been…

图像与视频处理 · 电气工程与系统科学 2022-09-21 Carles Garcia-Cabrera , Eric Arazo , Kathleen M. Curran , Noel E. O'Connor , Kevin McGuinness

Simulating the long-term dynamics of multi-scale and multi-physics systems poses a significant challenge in understanding complex phenomena across science and engineering. The complexity arises from the intricate interactions between scales…

机器学习 · 计算机科学 2025-09-22 Da Long , Shandian Zhe , Samuel Williams , Leonid Oliker , Zhe Bai

The goal of this project is to use magnetic resonance imaging (MRI) data to provide an end-to-end analytics pipeline for left and right ventricle (LV and RV) segmentation. Another aim of the project is to find a model that would be…

图像与视频处理 · 电气工程与系统科学 2019-09-19 Bosung Seo , Daniel Mariano , John Beckfield , Vinay Madenur , Yuming Hu , Tony Reina , Marcus Bobar , Mai H. Nguyen , Ilkay Altintas

Single-Photon Emission Computed Tomography (SPECT) left ventricular assessment protocols are important for detecting ischemia in high-risk patients. To quantitatively measure myocardial function, clinicians depend on commercially available…

图像与视频处理 · 电气工程与系统科学 2024-05-10 Ádám István Szűcs , Béla Kári , Oszkár Pártos

Clinical investigations of anatomy's structural changes over time could greatly benefit from population-level quantification of shape, or spatiotemporal statistic shape modeling (SSM). Such a tool enables characterizing patient organ cycles…

机器学习 · 计算机科学 2022-09-08 Jadie Adams , Nawazish Khan , Alan Morris , Shireen Elhabian

Although using convolutional neural networks (CNNs) as backbones achieves great successes in computer vision, this work investigates a simple backbone network useful for many dense prediction tasks without convolutions. Unlike the…

计算机视觉与模式识别 · 计算机科学 2021-08-12 Wenhai Wang , Enze Xie , Xiang Li , Deng-Ping Fan , Kaitao Song , Ding Liang , Tong Lu , Ping Luo , Ling Shao

Left ventricular non-compaction (LVNC) is a rare cardiomyopathy characterized by abnormal trabeculations in the left ventricle cavity. Although traditional computer vision approaches exist for LVNC diagnosis, deep learning-based tools could…

图像与视频处理 · 电气工程与系统科学 2020-12-01 Jesús M. Rodríguez-de-Vera , Josefa González-Carrillo , José M. García , Gregorio Bernabé

Predictive process monitoring is a process mining task aimed at forecasting information about a running process trace, such as the most correct next activity to be executed. In medical domains, predictive process monitoring can provide…

机器学习 · 计算机科学 2026-02-18 Christopher Irwin , Marco Dossena , Giorgio Leonardi , Stefania Montani