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相关论文: Real-time, Directionality Aware 3D Ultrasound Reco…

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Robot-guided catheter insertion has the potential to deliver urgent medical care in situations where medical personnel are unavailable. However, this technique requires accurate and reliable segmentation of anatomical landmarks in the body.…

图像与视频处理 · 电气工程与系统科学 2023-01-19 Cecilia Morales , Jason Yao , Tejas Rane , Robert Edman , Howie Choset , Artur Dubrawski

While laparoscopic liver resection is less prone to complications and maintains patient outcomes compared to traditional open surgery, its complexity hinders widespread adoption due to challenges in representing the liver's internal…

图像与视频处理 · 电气工程与系统科学 2024-10-11 Karl-Philippe Beaudet , Alexandros Karargyris , Sidaty El Hadramy , Stéphane Cotin , Jean-Paul Mazellier , Nicolas Padoy , Juan Verde

We propose a novel approach that adapts hierarchical vision foundation models for real-time ultrasound image segmentation. Existing ultrasound segmentation methods often struggle with adaptability to new tasks, relying on costly manual…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Xiaoran Zhang , Eric Z. Chen , Lin Zhao , Xiao Chen , Yikang Liu , Boris Maihe , James S. Duncan , Terrence Chen , Shanhui Sun

Ultrasound imaging is widely used due to its safety, affordability, and real-time capabilities, but its 2D interpretation is highly operator-dependent, leading to variability and increased cognitive demand. 2D-to-3D reconstruction mitigates…

图像与视频处理 · 电气工程与系统科学 2025-05-12 Mark C. Eid , Ana I. L. Namburete , João F. Henriques

Accurately estimating and correcting the motion artifacts are crucial for 3D image reconstruction of the abdominal and in-utero magnetic resonance imaging (MRI). The state-of-art methods are based on slice-to-volume registration (SVR) where…

图像与视频处理 · 电气工程与系统科学 2019-08-29 Tong Zhang , Laurence H. Jackson , Alena Uus , James R. Clough , Lisa Story , Mary A. Rutherford , Joseph V. Hajnal , Maria Deprez

Ultrasound imaging is a real-time diagnostic modality that reconstructs acoustic signals into visual representations of internal body structures. A key component in this process is beamforming, with the Delay and Sum (DAS) algorithm being a…

数值分析 · 数学 2025-07-22 Chiara Razzetta , Sara Garbarino , Michele Piana , Marco Crocco , Federico Benvenuto

Three-dimensional ultrasound imaging is a critical technology widely used in medical diagnostics. However, traditional 3D ultrasound imaging methods have limitations such as fixed resolution, low storage efficiency, and insufficient…

人工智能 · 计算机科学 2024-09-16 Ziwen Guo , Zi Fang , Zhuang Fu

We propose a novel unsupervised deep-learning-based algorithm for dynamic magnetic resonance imaging (MRI) reconstruction. Dynamic MRI requires rapid data acquisition for the study of moving organs such as the heart. Existing reconstruction…

图像与视频处理 · 电气工程与系统科学 2021-01-26 Jaejun Yoo , Kyong Hwan Jin , Harshit Gupta , Jerome Yerly , Matthias Stuber , Michael Unser

Purpose: Biopsies play a crucial role in determining the classification and staging of tumors. Ultrasound is frequently used in this procedure to provide real-time anatomical information. Using augmented reality (AR), surgeons can visualize…

人机交互 · 计算机科学 2024-12-19 Haowei Li , Wenqing Yan , Jiasheng Zhao , Yuqi Ji , Long Qian , Hui Ding , Zhe Zhao , Guangzhi Wang

Neural 3D implicit representations learn priors that are useful for diverse applications, such as single- or multiple-view 3D reconstruction. A major downside of existing approaches while rendering an image is that they require evaluating…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Tarun Yenamandra , Ayush Tewari , Nan Yang , Florian Bernard , Christian Theobalt , Daniel Cremers

Research in ultrasound imaging is limited in reproducibility by two factors: First, many existing ultrasound pipelines are protected by intellectual property, rendering exchange of code difficult. Second, most pipelines are implemented in…

计算机视觉与模式识别 · 计算机科学 2018-05-11 Rüdiger Göbl , Nassir Navab , Christoph Hennersperger

Ultrasound image reconstruction can be approximately cast as a linear inverse problem that has traditionally been solved with penalized optimization using the $l_1$ or $l_2$ norm, or wavelet-based terms. However, such regularization…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Yuxin Zhang , Clément Huneau , Jérôme Idier , Diana Mateus

Dynamic contrast-enhanced (DCE) magnetic resonance imaging (MRI) ideally requires a high spatial and high temporal resolution, but hardware limitations prevent acquisitions from simultaneously achieving both. Existing image reconstruction…

信号处理 · 电气工程与系统科学 2025-11-18 Alexander J. Mertens , Hai-Ling Margaret Cheng

Although fully autonomous systems still face challenges due to patients' anatomical variability, teleoperated systems appear to be more practical in current healthcare settings. This paper presents an anatomy-aware control framework for…

机器人学 · 计算机科学 2026-02-13 Davide Nardi , Edoardo Lamon , Daniele Fontanelli , Matteo Saveriano , Luigi Palopoli

Reconstructed 3D ultrasound volume provides more context information compared to a sequence of 2D scanning frames, which is desirable for various clinical applications such as ultrasound-guided prostate biopsy. Nevertheless, 3D volume…

计算机视觉与模式识别 · 计算机科学 2020-11-18 Hengtao Guo , Sheng Xu , Bradford J. Wood , Pingkun Yan

Ultrasound imaging is widely applied in clinical practice, yet ultrasound videos often suffer from low signal-to-noise ratios (SNR) and limited resolutions, posing challenges for diagnosis and analysis. Variations in equipment and…

计算机视觉与模式识别 · 计算机科学 2025-05-21 Chu Chen , Kangning Cui , Pasquale Cascarano , Wei Tang , Elena Loli Piccolomini , Raymond H. Chan

Speckle patterns in ultrasound images often obscure anatomical details, leading to diagnostic uncertainty. Recently, various deep learning (DL)-based techniques have been introduced to effectively suppress speckle; however, their high…

图像与视频处理 · 电气工程与系统科学 2025-07-08 Hyunwoo Cho , Jongsoo Lee , Jinbum Kang , Yangmo Yoo

Ultrasound reflection tomography is widely used to image large complex specimens that are only accessible from a single side, such as well systems and nuclear power plant containment walls. Typical methods for inverting the measurement rely…

图像与视频处理 · 电气工程与系统科学 2018-10-01 Hani Almansouri , S. V. Venkatakrishnan , Gregery T. Buzzard , Charles A. Bouman , Hector Santos-Villalobos

In clinical imaging, magnetic resonance (MR) image volumes are often acquired as stacks of 2D slices with decreased scan times, improved signal-to-noise ratio, and image contrasts unique to 2D MR pulse sequences. While this is sufficient…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Samuel W. Remedios , Shuwen Wei , Shuo Han , Jinwei Zhang , Aaron Carass , Kurt G. Schilling , Dzung L. Pham , Jerry L. Prince , Blake E. Dewey

Accurate three-dimensional (3D) reconstruction of guidewire shapes is crucial for precise navigation in robot-assisted endovascular interventions. Conventional 2D Digital Subtraction Angiography (DSA) is limited by the absence of depth…

机器人学 · 计算机科学 2025-06-30 Tianliang Yao , Bingrui Li , Bo Lu , Zhiqiang Pei , Yixuan Yuan , Peng Qi
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