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Precise camera tracking, high-fidelity 3D tissue reconstruction, and real-time online visualization are critical for intrabody medical imaging devices such as endoscopes and capsule robots. However, existing SLAM (Simultaneous Localization…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Kailing Wang , Chen Yang , Yuehao Wang , Sikuang Li , Yan Wang , Qi Dou , Xiaokang Yang , Wei Shen

Accurate modeling of tool-tissue interactions in robotic surgery requires precise tracking of deformable tissues and integration of surgical domain knowledge. Traditional methods rely on labor-intensive annotations or rigid assumptions,…

机器人学 · 计算机科学 2025-04-17 Yiting Wang , Yunxin Fan , Fei Liu

Robotic surgical subtask automation has the potential to reduce the per-patient workload of human surgeons. There are a variety of surgical subtasks that require geometric information of subsurface anatomy, such as the location of tumors,…

机器人学 · 计算机科学 2023-09-20 Brian Y. Cho , Alan Kuntz

We address the problem of tracking 3D object poses from touch during in-hand manipulations. Specifically, we look at tracking small objects using vision-based tactile sensors that provide high-dimensional tactile image measurements at the…

机器人学 · 计算机科学 2022-04-12 Paloma Sodhi , Michael Kaess , Mustafa Mukadam , Stuart Anderson

This report introduces an improved method for the Tracking Any Point~(TAP), focusing on monitoring physical surfaces in video footage. Despite their success with short-sequence scenarios, TAP methods still face performance degradation and…

计算机视觉与模式识别 · 计算机科学 2024-10-23 Yuxuan Zhang , Pengsong Niu , Kun Yu , Qingguo Chen , Yang Yang

Markerless estimation of 3D Kinematics has the great potential to clinically diagnose and monitor movement disorders without referrals to expensive motion capture labs; however, current approaches are limited by performing multiple…

计算机视觉与模式识别 · 计算机科学 2023-01-16 Marian Bittner , Wei-Tse Yang , Xucong Zhang , Ajay Seth , Jan van Gemert , Frans C. T. van der Helm

Robotic-assisted orthopaedic surgeries demand accurate, automated leg manipulation for improved spatial accuracy to reduce iatrogenic damage. In this study, we propose novel rigid body designs and an optical tracking volume setup for…

机器人学 · 计算机科学 2019-09-09 Mario Strydom , Artur Banach , Liao Wu , Ross Crawford , Jonathan Roberts , Anjali Jaiprakash

We propose a novel approach for fast and accurate stereo visual Simultaneous Localization and Mapping (SLAM) independent of feature detection and matching. We extend monocular Direct Sparse Odometry (DSO) to a stereo system by optimizing…

机器人学 · 计算机科学 2021-12-06 Jiawei Mo , Md Jahidul Islam , Junaed Sattar

3D medical image generation is essential for data augmentation and patient privacy, calling for reliable and efficient models suited for clinical practice. However, current methods suffer from limited anatomical fidelity, restricted axial…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Minye Shao , Xingyu Miao , Haoran Duan , Zeyu Wang , Jingkun Chen , Yawen Huang , Xian Wu , Jingjing Deng , Yang Long , Yefeng Zheng

Across a plethora of social situations, we touch others in natural and intuitive ways to share thoughts and emotions, such as tapping to get one's attention or caressing to soothe one's anxiety. A deeper understanding of these…

人机交互 · 计算机科学 2022-10-11 Shan Xu , Chang Xu , Sarah McIntyre , Håkan Olausson , Gregory J. Gerling

This paper presents a novel method for monocular patient-to-image intraoperative registration, specifically designed to operate without any external hardware tracking equipment or fiducial point markers. Leveraging a synthetic microscopy…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Yike Zhang , Eduardo Davalos Anaya , Jack H. Noble

Accurate lesion tracking in temporal mammograms is essential for monitoring breast cancer progression and facilitating early diagnosis. However, automated lesion correspondence across exams remains a challenges in computer-aided diagnosis…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Xuan Liu , Yinhao Ren , Marc D. Ryser , Lars J. Grimm , Joseph Y. Lo

Recent advances in machine learning and computer vision are revolutionizing the field of animal behavior by enabling researchers to track the poses and locations of freely moving animals without any marker attachment. However, large…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Hemal Naik , Alex Hoi Hang Chan , Junran Yang , Mathilde Delacoux , Iain D. Couzin , Fumihiro Kano , Máté Nagy

Deep needle insertion to a target often poses a huge challenge, requiring a combination of specialized skills, assistive technology, and extensive training. One of the frequently encountered medical scenarios demanding such expertise…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Zhuoqi Cheng , Simon Lyck Bjært Sørensen , Mikkel Werge Olsen , René Lynge Eriksen , Thiusius Rajeeth Savarimuthu

Reconstruction of the soft tissues in robotic surgery from endoscopic stereo videos is important for many applications such as intra-operative navigation and image-guided robotic surgery automation. Previous works on this task mainly rely…

计算机视觉与模式识别 · 计算机科学 2022-07-01 Yuehao Wang , Yonghao Long , Siu Hin Fan , Qi Dou

Tissue tracking in echocardiography is challenging due to the complex cardiac motion and the inherent nature of ultrasound acquisitions. Although optical flow methods are considered state-of-the-art (SOTA), they struggle with long-range…

计算机视觉与模式识别 · 计算机科学 2024-05-15 Md Abulkalam Azad , Artem Chernyshov , John Nyberg , Ingrid Tveten , Lasse Lovstakken , Håvard Dalen , Bjørnar Grenne , Andreas Østvik

Automating the process of manipulating and delivering sutures during robotic surgery is a prominent problem at the frontier of surgical robotics, as automating this task can significantly reduce surgeons' fatigue during tele-operated…

机器人学 · 计算机科学 2023-03-02 Neelay Joglekar , Fei Liu , Ryan Orosco , Michael Yip

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…

机器人学 · 计算机科学 2025-07-29 Yifan Zhang , Dianye Huang , Nassir Navab , Zhongliang Jiang

Monocular SLAM in deformable scenes will open the way to multiple medical applications like computer-assisted navigation in endoscopy, automatic drug delivery or autonomous robotic surgery. In this paper we propose a novel method to…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Juan J. Gomez Rodriguez , J. M. M Montiel , Juan D. Tardos

In this work, we describe a method for large-scale 3D cell-tracking through a segmentation selection approach. The proposed method is effective at tracking cells across large microscopy datasets on two fronts: (i) It can solve problems…

计算机视觉与模式识别 · 计算机科学 2024-04-15 Jordão Bragantini , Merlin Lange , Loïc Royer