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X-ray based measurement and guidance are commonly used tools in orthopaedic surgery to facilitate a minimally invasive workflow. Typically, a surgical planning is first performed using knowledge of bone morphology and anatomical landmarks.…

图像与视频处理 · 电气工程与系统科学 2019-07-25 Florian Kordon , Peter Fischer , Maxim Privalov , Benedict Swartman , Marc Schnetzke , Jochen Franke , Ruxandra Lasowski , Andreas Maier , Holger Kunze

Objective: The computation of anatomical information and laparoscope position is a fundamental block of surgical navigation in Minimally Invasive Surgery (MIS). Recovering a dense 3D structure of surgical scene using visual cues remains a…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Ruofeng Wei , Bin Li , Hangjie Mo , Bo Lu , Yonghao Long , Bohan Yang , Qi Dou , Yunhui Liu , Dong Sun

Generating trajectories for synthetic aperture radar (SAR)-equipped aircraft poses significant challenges due to terrain constraints, and the need for straight-flight segments to ensure high-quality imaging. Related works usually focus on…

In response to the growing demand for precise and affordable solutions for Image-Guided Spine Surgery (IGSS), this paper presents a comprehensive development of a Robot-Assisted and Navigation-Guided IGSS System. The endeavor involves…

Recently, untrained neural networks (UNNs) have shown satisfactory performances for MR image reconstruction on random sampling trajectories without using additional full-sampled training data. However, the existing UNN-based approach does…

计算机视觉与模式识别 · 计算机科学 2022-08-12 Zhuo-Xu Cui , Sen Jia , Qingyong Zhu , Congcong Liu , Zhilang Qiu , Yuanyuan Liu , Jing Cheng , Haifeng Wang , Yanjie Zhu , Dong Liang

Augmented Reality is used in Image Guided surgery (AR IG) to fuse surgical landmarks from preoperative images into a video overlay. Physical simulation is essential to maintaining accurate position of the landmarks as surgery progresses and…

图像与视频处理 · 电气工程与系统科学 2020-01-30 Michael Barrow , Alice Chao , Qizhi He , Sonia Ramamoorthy , Claude Sirlin , Ryan Kastner

Remote Center of Motion (RCM) robotic manipulators have revolutionized Minimally Invasive Surgery, enabling precise, dexterous surgical manipulation within the patient's body cavity without disturbing the insertion point on the patient.…

机器人学 · 计算机科学 2025-07-09 Neelay Joglekar , Fei Liu , Florian Richter , Michael C. Yip

High-resolution slice-to-volume reconstruction (SVR) from multiple motion-corrupted low-resolution 2D slices constitutes a critical step in image-based diagnostics of moving subjects, such as fetal brain Magnetic Resonance Imaging (MRI).…

Augmented Reality (AR) has been used to facilitate surgical guidance during External Ventricular Drain (EVD) surgery, reducing the risks of misplacement in manual operations. During this procedure, the key challenge is accurately estimating…

图像与视频处理 · 电气工程与系统科学 2024-12-19 Haowei Li , Wenqing Yan , Du Liu , Long Qian , Yuxing Yang , Yihao Liu , Zhe Zhao , Hui Ding , Guangzhi Wang

Image quality of PET reconstructions is degraded by subject motion occurring during the acquisition. MR-based motion correction approaches have been studied for PET/MR scanners and have been successful at capturing regular motion patterns,…

The speed-precision trade-off is a critical problem for visual object tracking which usually requires low latency and deployment on constrained resources. Existing solutions for efficient tracking mainly focus on adopting light-weight…

计算机视觉与模式识别 · 计算机科学 2025-04-04 Jiawen Zhu , Xin Chen , Haiwen Diao , Shuai Li , Jun-Yan He , Chenyang Li , Bin Luo , Dong Wang , Huchuan Lu

Advanced navigation techniques in image-guided interventions and surgical robotics require the rapid and precise alignment of 3D preoperative volumes (e.g., CT, MRI) to 2D intraoperative images (e.g., X-ray fluoroscopy). However, existing…

This work presents a comparative study of existing and new techniques to detect knee injuries by leveraging Stanford's MRNet Dataset. All approaches are based on deep learning and we explore the comparative performances of transfer learning…

图像与视频处理 · 电气工程与系统科学 2020-10-06 David Azcona , Kevin McGuinness , Alan F. Smeaton

Crack detection is of great significance for monitoring the integrity and well-being of the infrastructure such as bridges and underground pipelines, which are harsh environments for people to access. In recent years, computer vision…

机器人学 · 计算机科学 2021-05-14 Jiaqi Jiang , Guanqun Cao , Daniel Fernandes Gomes , Shan Luo

In-pipe robots are promising solutions for condition assessment, leak detection, water quality monitoring in a variety of other tasks in pipeline networks. Smart navigation is an extremely challenging task for these robots as a result of…

机器人学 · 计算机科学 2021-12-03 Saber Kazeminasab , Vahid Janfaza , Moein Razavi , M. Katherine Banks

Neurosurgery requires exceptional precision and comprehensive preoperative planning to ensure optimal patient outcomes. Despite technological advancements, there remains a need for intuitive, accessible tools to enhance surgical preparation…

机器人学 · 计算机科学 2024-11-06 Hon Lung Ho , Yupeng Wang , An Wang , Long Bai , Hongliang Ren

Robotic assistance allows surgeries to be reliably and accurately executed while still under direct supervision of the surgeon, combining the strengths of robotic technology with the surgeon's expertise. This paper describes a robotic…

系统与控制 · 电气工程与系统科学 2025-12-09 Daniel Larby , Joshua Kershaw , Matthew Allen , Fulvio Forni

Ultrasound (US) imaging provides a safe and accessible solution to procedural guidance and diagnostic imaging. The effective usage of conventional 2D US for interventional guidance requires extensive experience to project the image plane…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Kian Wei Ng , Yujia Gao , Shaheryar Mohammed Furqan , Zachery Yeo , Joel Lau , Kee Yuan Ngiam , Eng Tat Khoo

Cortical visual prostheses aim to restore sight by electrically stimulating neurons in early visual cortex (V1). With the emergence of high-density and flexible neural interfaces, electrode placement within three-dimensional cortex has…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Galen Pogoncheff , Alvin Wang , Jacob Granley , Michael Beyeler

In motion-robust magnetic resonance imaging (MRI), slice-to-volume reconstruction is critical for recovering anatomically consistent 3D brain volumes from 2D slices, especially under accelerated acquisitions or patient motion. However, this…

图像与视频处理 · 电气工程与系统科学 2026-03-25 Zhenxuan Zhang , Lipei Zhang , Yanqi Cheng , Zi Wang , Fanwen Wang , Haosen Zhang , Yue Yang , Yinzhe Wu , Jiahao Huang , Angelica I Aviles-Rivero , Zhifan Gao , Guang Yang , Peter J. Lally