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Related papers: BronchOpt : Vision-Based Pose Optimization with Fi…

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Tracking the pose of instruments is a central problem in image-guided surgery. For microscopic scenarios, optical coherence tomography (OCT) is increasingly used as an imaging modality. OCT is suitable for accurate pose estimation due to…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Nils Gessert , Matthias Schlüter , Alexander Schlaefer

Continuum manipulators in flexible endoscopic surgical systems offer high dexterity for minimally invasive procedures; however, accurate pose estimation and closed-loop control remain challenging due to hysteresis, compliance, and limited…

Robotics · Computer Science 2026-02-19 Junhyun Park , Chunggil An , Myeongbo Park , Ihsan Ullah , Sihyeong Park , Minho Hwang

Reliable and real-time 3D reconstruction and localization functionality is a crucial prerequisite for the navigation of actively controlled capsule endoscopic robots as an emerging, minimally invasive diagnostic and therapeutic technology…

Robust and accurate 2D/3D registration, which aligns preoperative models with intraoperative images of the same anatomy, is crucial for successful interventional navigation. To mitigate the challenge of a limited field of view in…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Yuxin Cui , Rui Song , Yibin Li , Max Q. -H. Meng , Zhe Min

Accurate intraoperative navigation is essential for robot-assisted endoluminal intervention, but remains difficult because of limited endoscopic field of view and dynamic artifacts. Existing navigation platforms often rely on external…

Gastroendoscopy has been a clinical standard for diagnosing and treating conditions that affect a part of a patient's digestive system, such as the stomach. Despite the fact that gastroendoscopy has a lot of advantages for patients, there…

Computer Vision and Pattern Recognition · Computer Science 2021-07-29 Aji Resindra Widya , Yusuke Monno , Masatoshi Okutomi , Sho Suzuki , Takuji Gotoda , Kenji Miki

Laparoscopic Field of View (FOV) control is one of the most fundamental and important components in Minimally Invasive Surgery (MIS), nevertheless, the traditional manual holding paradigm may easily bring fatigue to surgical assistants, and…

Robotics · Computer Science 2021-09-23 Bin Li , Bo Lu , Yiang Lu , Qi Dou , Yun-Hui Liu

Vision-language models (VLMs) have recently shown remarkable performance in navigation and localization tasks by leveraging large-scale pretraining for semantic understanding. However, applying VLMs to 6-DoF endoscopic camera localization…

Computer Vision and Pattern Recognition · Computer Science 2026-01-08 Qingyao Tian , Bingyu Yang , Huai Liao , Xinyan Huang , Junyong Li , Dong Yi , Hongbin Liu

Optical coherence tomography (OCT) is a micrometer-scale, volumetric imaging modality that has become a clinical standard in ophthalmology. OCT instruments image by raster-scanning a focused light spot across the retina, acquiring…

Image and Video Processing · Electrical Eng. & Systems 2022-09-16 Stefan Ploner , Siyu Chen , Jungeun Won , Lennart Husvogt , Katharina Breininger , Julia Schottenhamml , James Fujimoto , Andreas Maier

This paper presents a shape-aware whole-body control framework for tendon-driven continuum robots with direct application to endoluminal surgical navigation. Endoluminal procedures, such as bronchoscopy, demand precise and safe navigation…

Robotics · Computer Science 2025-10-15 Mohammadreza Kasaei , Mostafa Ghobadi , Mohsen Khadem

The recent success of deep networks has significantly advanced 3D human pose estimation from 2D images. The diversity of capturing viewpoints and the flexibility of the human poses, however, remain some significant challenges. In this…

Computer Vision and Pattern Recognition · Computer Science 2019-01-31 Guoqiang Wei , Cuiling Lan , Wenjun Zeng , Zhibo Chen

Surgical decisions are informed by aligning rapid portable 2D intraoperative images (e.g., X-rays) to a high-fidelity 3D preoperative reference scan (e.g., CT). 2D/3D image registration often fails in practice: conventional optimization…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Vivek Gopalakrishnan , Neel Dey , Polina Golland

Monocular depth estimation in bronchoscopy can significantly improve real-time navigation accuracy and enhance the safety of interventions in complex, branching airways. Recent advances in depth foundation models have shown promise for…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Francis Xiatian Zhang , Emile Mackute , Mohammadreza Kasaei , Kevin Dhaliwal , Robert Thomson , Mohsen Khadem

We address the problem of estimating the relative 6D pose, i.e., position and orientation, of a target spacecraft, from a monocular image, a key capability for future autonomous Rendezvous and Proximity Operations. Due to the difficulty of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Antoine Legrand , Renaud Detry , Christophe De Vleeschouwer

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…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Yike Zhang , Eduardo Davalos Anaya , Jack H. Noble

Recent advancements toward perception and decision-making of flexible endoscopes have shown great potential in computer-aided surgical interventions. However, owing to modeling uncertainty and inter-patient anatomical variation in flexible…

Robotics · Computer Science 2023-02-28 Yiang Lu , Ruofeng Wei , Bin Li , Wei Chen , Jianshu Zhou , Qi Dou , Dong Sun , Yun-hui Liu

In the domain of 3D Human Pose Estimation, which finds widespread daily applications, the requirement for convenient acquisition equipment continues to grow. To satisfy this demand, we set our sights on a short-baseline binocular setting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Xiaoyue Wan , Zhuo Chen , Yiming Bao , Xu Zhao

Learning model-free object pose estimation for unseen instances remains a fundamental challenge in 3D vision. Existing methods typically fall into two disjoint paradigms: category-level approaches predict absolute poses in a canonical space…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Weihang Li , Lorenzo Garattoni , Fabien Despinoy , Nassir Navab , Benjamin Busam

Determining the 3D pose of a patient from a limited set of 2D X-ray images is a critical task in interventional settings. While preoperative volumetric imaging (e.g., CT and MRI) provides precise 3D localization and visualization of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Vivek Gopalakrishnan , Neel Dey , Polina Golland

Musculoskeletal disorders represent a leading cause of global disability, creating an urgent demand for precise interpretation of medical imaging. Current artificial intelligence (AI) approaches in orthopedics predominantly rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Kang Yu , Dingyu Wang , Zimu Yuan , Nan Zhou , Jiajun Liu , Jiaxin Liu , Shanggui Liu , Yaoyan Zheng , Huishu Yuan , Di Huang , Dong Jiang