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The imaging depth of deep-tissue optical microscopy is governed by the performance of the gating operation that suppresses the multiply scattered waves obscuring the ballistic waves. Although various gating operations based on confocal,…

Deep learning methods can be found in many medical imaging applications. Recently, those methods were applied directly to the RF ultrasound multi-channel data to enhance the quality of the reconstructed images. In this paper, we apply a…

Signal Processing · Electrical Eng. & Systems 2020-11-23 Nissim Peretz , Arie Feuer

This paper introduces a novel pipeline designed to bring ultrasound (US) plane pose estimation closer to clinical use for more effective navigation to the standard planes (SPs) in the fetal brain. We propose a semi-supervised segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Chiara Di Vece , Antonio Cirigliano , Meala Le Lous , Raffaele Napolitano , Anna L. David , Donald Peebles , Pierre Jannin , Francisco Vasconcelos , Danail Stoyanov

Despite renewed awareness of the importance of articulation, it remains a challenge for instructors to handle the pronunciation needs of language learners. There are relatively scarce pedagogical tools for pronunciation teaching and…

Computer Vision and Pattern Recognition · Computer Science 2020-05-15 M. Hamed Mozaffari , Won-Sook Lee

We propose visual-inertial simultaneous localization and mapping that tightly couples sparse reprojection errors, inertial measurement unit pre-integrals, and relative pose factors with dense volumetric occupancy mapping. Hereby depth…

Robotics · Computer Science 2025-03-10 Jaehyung Jung , Simon Boche , Sebastián Barbas Laina , Stefan Leutenegger

We present HUP-3D, a 3D multi-view multi-modal synthetic dataset for hand-ultrasound (US) probe pose estimation in the context of obstetric ultrasound. Egocentric markerless 3D joint pose estimation has potential applications in mixed…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Manuel Birlo , Razvan Caramalau , Philip J. "Eddie" Edwards , Brian Dromey , Matthew J. Clarkson , Danail Stoyanov

Three-dimensional (3D) medical image enhancement, including denoising and super-resolution, is critical for clinical diagnosis in CT, PET, and MRI. Although diffusion models have shown remarkable success in 2D medical imaging, scaling them…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Hongxu Jiang , Fei Li , Boxiao Yu , Ying Zhang , Kaleb Smith , Kuang Gong , Wei Shao

Medical ultrasound (US) imaging is widely used in clinical examinations due to its portability, real-time capability, and radiation-free nature. To address inter- and intra-operator variability, robotic ultrasound systems have gained…

Robotics · Computer Science 2025-07-29 Yifan Zhang , Dianye Huang , Nassir Navab , Zhongliang Jiang

Diffusion magnetic resonance imaging is an imaging technology designed to probe anatomical architectures of biological samples in an in vivo and non-invasive manner through measuring water diffusion. The contribution of this paper is…

Speed-of-sound is a biomechanical property for quantitative tissue differentiation, with great potential as a new ultrasound-based image modality. A conventional ultrasound array transducer can be used together with an acoustic mirror, or…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Valery Vishnevskiy , Sergio J Sanabria , Orcun Goksel

Non-invasive therapeutic ultrasound methods, such as high-intensity focused ultrasound (HIFU), have limited access to tissue targets shadowed by bones or presence of gas. This study demonstrates that an ultrasonically actuated medical…

Medical Physics · Physics 2022-07-20 Emanuele Perra , Nick Hayward , Kenneth P. H. Pritzker , Heikki J. Nieminen

The aim of this work is to implement a simple freehand ultrasound (US) probe calibration technique. This will enable us to visualize US image data during surgical procedures using augmented reality. The performance of the system was…

Image and Video Processing · Electrical Eng. & Systems 2023-03-15 Yogesh Langhe , Katrin Skerl , Adrien Bartoli

Accurate volumetric characterization of lesions is essential for oncologic diagnosis, risk stratification, and treatment planning. While imaging modalities such as Computed Tomography provide high-quality 3D data, 2D ultrasound (2D-US)…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Kian Wei Ng , Yujia Gao , Deborah Khoo , Ying Zhen Tan , Chengzheng Mao , Haojie Cheng , Andrew Makmur , Kee Yuan Ngiam , Serene Goh , Eng Tat Khoo

Robotic ultrasound (US) systems have shown great potential to make US examinations easier and more accurate. Recently, various machine learning techniques have been proposed to realize automatic US image interpretation for robotic US…

Robotics · Computer Science 2023-05-17 Keyu Li , Xinyu Mao , Chengwei Ye , Ang Li , Yangxin Xu , Max Q. -H. Meng

Conventional computer-assisted orthopaedic navigation systems rely on the tracking of dedicated optical markers for patient poses, which makes the surgical workflow more invasive, tedious, and expensive. Visual tracking has recently been…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Xue Hu , Anh Nguyen , Ferdinando Rodriguez y Baena

Touchless interaction with medical images is becoming increasingly important in the surgical field, where sterility and continuity of the operational workflow are essential requirements. This work presents a vision-based system for…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Yin Lin , Domenico Aquino , Alberto Redaelli , Massimiliano Del Bene , Riccardo Barbieri , Simona Ferrante

Ultrasound is well-established as an imaging modality for diagnostic and interventional purposes. However, the image quality varies with operator skills as acquiring and interpreting ultrasound images requires extensive training due to the…

In the era of Large Language Models (LLMs), embodied artificial intelligence presents transformative opportunities for robotic manipulation tasks. Ultrasound imaging, a widely used and cost-effective medical diagnostic procedure, faces…

Robotics · Computer Science 2025-05-30 Mingcong Chen , Siqi Fan , Guanglin Cao , Yun-hui Liu , Hongbin Liu

Ultrasound sensors have wide applications across science and technology. However, improved sensitivity is required for both miniaturisation and increased spatial resolution. Here, we introduce cavity optomechanical ultrasound sensing, where…

Quantum Physics · Physics 2019-01-17 Sahar Basiri-Esfahani , Ardalan Armin , Stefan Forstner , Warwick P. Bowen

The first choice in diagnostic imaging for patients suffering from peripheral arterial disease is 2D ultrasound (US). However, for a proper imaging process, a skilled and experienced sonographer is required. Additionally, it is a highly…