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Intracardiac flow patterns are shaped by the coupled motion of the cardiac chambers and heart valves and provide important information about cardiac function. However, clinical flow imaging remains limited by exam times, noise, resolution,…

图像与视频处理 · 电气工程与系统科学 2026-05-12 Fanwei Kong , Aaron Brown , Michael Loecher , Perry S. Choi , Lei Shi , Michael Ma , Daniel B. Ennis , Alison Marsden

All-atom molecular simulation serves as a quintessential ``computational microscope'' for understanding the machinery of life, yet it remains fundamentally limited by the trade-off between quantum-mechanical (QM) accuracy and biological…

Significance: Cerebral blood flow (CBF) imaging is crucial for diagnosing cerebrovascular diseases. However, existing large neuroimaging techniques with high cost, low sampling rate, and poor mobility make them unsuitable for continuous and…

组织与器官 · 定量生物学 2024-08-26 Faezeh Akbari , Xuhui Liu , Fatemeh Hamedi , Mehrana Mohtasebi , Lei Chen , Guoqiang Yu

The electrocardiogram (ECG) is a cost-effective, highly accessible and widely employed diagnostic tool. With the advent of Foundation Models (FMs), the field of AI-assisted ECG interpretation has begun to evolve, as they enable model reuse…

人工智能 · 计算机科学 2026-01-30 Francesca Filice , Edoardo De Rose , Simone Bartucci , Francesco Calimeri , Simona Perri

Computational fluid dynamics (CFD) provides high-fidelity simulations of fluid flows but remains computationally expensive for many-query applications. In recent years deep learning (DL) has been used to construct data-driven fluid-dynamic…

机器学习 · 计算机科学 2026-04-13 David Ramos , Lucas Lacasa , Fermín Gutiérrez , Eusebio Valero , Gonzalo Rubio

Recent tool-use frameworks powered by vision-language models (VLMs) improve image understanding by grounding model predictions with specialized tools. Broadly, these frameworks leverage VLMs and a pre-specified toolbox to decompose the…

计算机视觉与模式识别 · 计算机科学 2025-12-29 Christina Liu , Alan Q. Wang , Joy Hsu , Jiajun Wu , Ehsan Adeli

Ultra-Wide-Field Fluorescein Angiography (UWF-FA) enables precise identification of ocular diseases using sodium fluorescein, which can be potentially harmful. Existing research has developed methods to generate UWF-FA from Ultra-Wide-Field…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Zhaojie Fang , Xiao Yu , Guanyu Zhou , Ke Zhuang , Yifei Chen , Ruiquan Ge , Changmiao Wang , Gangyong Jia , Qing Wu , Juan Ye , Maimaiti Nuliqiman , Peifang Xu , Ahmed Elazab

The regulation of intestinal blood flow is critical to gastrointestinal function. Imaging the intestinal mucosal micro-circulation in vivo has the potential to provide new insight into the gut physiology and pathophysiology. We aimed to…

Brain foundation models (BFMs) have emerged as a transformative paradigm in computational neuroscience, offering a revolutionary framework for processing diverse neural signals across different brain-related tasks. These models leverage…

机器学习 · 计算机科学 2025-07-22 Xinliang Zhou , Chenyu Liu , Zhisheng Chen , Kun Wang , Yi Ding , Ziyu Jia , Qingsong Wen

Ultrasound Localization Microscopy (ULM) has presented great potential in functional imaging, benefiting from its ability to reconstruct deep microvasculature. However, the hemodynamic reconstruction is compromised by sparsity in the ULM…

图像与视频处理 · 电气工程与系统科学 2026-05-27 Jipeng Yan , Oscar Bates , Jingwen Zhu , Qingyuan Tan , Biao Huang , John Goodwin , Andriy S. Kozlov , Chris Dunsby , Meng-Xing Tang

Unsupervised feature selection (UFS) is an important task in data engineering. However, most UFS methods construct models from a single perspective and often fail to simultaneously evaluate feature importance and preserve their inherent…

机器学习 · 计算机科学 2025-05-28 Jingjing Liu , Xiansen Ju , Xianchao Xiu , Wanquan Liu

We analyze mathematically the acoustic imaging modality using bubbles as contrast agents. These bubbles are modeled by mass densities and bulk moduli enjoying contrasting scales. These contrasting scales allow them to resonate at certain…

偏微分方程分析 · 数学 2020-04-17 Alexander Dabrowski , Ahcene Ghandriche , Mourad Sini

Understanding the three-dimensional motion of bubbles is essential for interpreting transport and mixing in multiphase flows, especially when bubbles deform under shear or move rapidly through the flow field. In many laboratory setups, only…

流体动力学 · 物理学 2026-01-30 Chaitanya S Nayak , Faizaan Mohammed , Vivek Kumar , Shivam Prajapati , Cyrus Aidun

Multi frame super-resolution(MFSR) achieves higher performance than single image super-resolution (SISR), because MFSR leverages abundant information from multiple frames. Recent MFSR approaches adapt the deformable convolution network…

图像与视频处理 · 电气工程与系统科学 2024-09-25 EungGu Kang , Byeonghun Lee , Sunghoon Im , Kyong Hwan Jin

Vision Foundation Models (VFMs) have become the cornerstone of modern computer vision, offering robust representations across a wide array of tasks. While recent advances allow these models to handle varying input sizes during training,…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Bocheng Zou , Mu Cai , Mark Stanley , Dingfu Lu , Yong Jae Lee

The growing demand for prenatal ultrasound imaging has intensified a global shortage of trained sonographers, creating barriers to essential fetal health monitoring. Deep learning has the potential to enhance sonographers' efficiency and…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Hussain Alasmawi , Numan Saeed , Mohammad Yaqub

Ultrasonography has revolutionized non-invasive diagnostic methodologies, significantly enhancing patient outcomes across various medical domains. Despite its advancements, integrating ultrasound technology with robotic systems for…

机器人学 · 计算机科学 2024-06-19 Huan Xu , Jinlin Wu , Guanglin Cao , Zhen Chen , Zhen Lei , Hongbin Liu

Ultrasound (US) imaging is better suited for intraoperative settings because it is real-time and more portable than other imaging techniques, such as mammography. However, US images are characterized by lower spatial resolution noise-like…

图像与视频处理 · 电气工程与系统科学 2023-08-11 Sahar Almahfouz Nasser , Ashutosh Sharma , Anmol Saraf , Amruta Mahendra Parulekar , Purvi Haria , Amit Sethi

Verifying hardware designs in embedded systems is crucial but often labor-intensive and time-consuming. While existing solutions have improved automation, they frequently rely on unrealistic assumptions. To address these challenges, we…

硬件体系结构 · 计算机科学 2024-11-26 Yuchen Hu , Junhao Ye , Ke Xu , Jialin Sun , Shiyue Zhang , Xinyao Jiao , Dingrong Pan , Jie Zhou , Ning Wang , Weiwei Shan , Xinwei Fang , Xi Wang , Nan Guan , Zhe Jiang

Ultrasound-guided drug and gene delivery (USDG) is a promising non-invasive approach for targeted therapeutic applications. Mechanical properties of encapsulated microbubbles (EMBs), which serve as contrast agents, strongly affect their…

软凝聚态物质 · 物理学 2026-04-16 Brieuc Benvegnen , Nikolaos Ntarakas , Tilen Potisk , Ignacio Pagonabarraga , Matej Praprotnik