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3D reconstruction of medical images is a key technology in medical image analysis and clinical diagnosis, providing structural visualization support for disease assessment and surgical planning. Traditional methods are computationally…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Bin Liu , Wenyan Tian , Huangxin Fu , Zizheng Li , Zhifen He , Bo Li

Reproducibly achieving proper implant alignment is a critical step in total hip arthroplasty (THA) procedures that has been shown to substantially affect patient outcome. In current practice, correct alignment of the acetabular cup is…

We tackle the problem of monocular 3D reconstruction of articulated objects like humans and animals. We contribute DensePose 3D, a method that can learn such reconstructions in a weakly supervised fashion from 2D image annotations only.…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 Roman Shapovalov , David Novotny , Benjamin Graham , Patrick Labatut , Andrea Vedaldi

Realistic and parameterized 3D models of human anatomy have become invaluable in research, diagnostics, and surgical planning. However, the development of detailed models for internal organs, such as the stomach, has been limited by data…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Erez Posner , Ore Shtalrid , Oded Erell , Daniel Noy , Moshe Bouhnik

3D spatial perception is fundamental to generalizable robotic manipulation, yet obtaining reliable, high-quality 3D geometry remains challenging. Depth sensors suffer from noise and material sensitivity, while existing reconstruction models…

Robotics · Computer Science 2026-05-05 Sizhe Yang , Linning Xu , Hao Li , Juncheng Mu , Jia Zeng , Dahua Lin , Jiangmiao Pang

Accurate intra-operative localization of the bronchoscope tip relative to patient anatomy remains challenging due to respiratory motion, anatomical variability, and CT-to-body divergence that cause deformation and misalignment between…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Hongchao Shu , Roger D. Soberanis-Mukul , Jiru Xu , Hao Ding , Morgan Ringel , Mali Shen , Saif Iftekar Sayed , Hedyeh Rafii-Tari , Mathias Unberath

Open-vocabulary panoptic reconstruction is essential for advanced robotics perception and simulation. However, existing methods based on 3D Gaussian Splatting (3DGS) often struggle to simultaneously achieve geometric accuracy, coherent…

Robotics · Computer Science 2026-04-14 Xuan Yu , Yuxuan Xie , Changjian Jiang , Shichao Zhai , Rong Xiong , Yu Zhang , Yue Wang

This work proposes a new method for real-time dense 3d reconstruction for common 360{\deg} action cams, which can be mounted on small scouting UAVs during USAR missions. The proposed method extends a feature based Visual monocular SLAM…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Hartmut Surmann , Marc Thurow , Dominik Slomma

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…

Robotics · Computer Science 2025-06-30 Tianliang Yao , Bingrui Li , Bo Lu , Zhiqiang Pei , Yixuan Yuan , Peng Qi

Accurate 3D reconstruction of colonoscopy data, accounting for complex peristaltic movements, is crucial for advanced surgical navigation and retrospective diagnostics. While recent novel view synthesis and 3D reconstruction methods have…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Weronika Smolak-Dyżewska , Joanna Kaleta , Diego Dall'Alba , Przemysław Spurek

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

Capsule endoscopy is a novel and non-invasive method for diagnosis, which assists gastroenterologists to monitor the digestive track. Although this new technology has many advantages over the conventional endoscopy, there are weaknesses…

Image and Video Processing · Electrical Eng. & Systems 2018-01-01 Mohammad Amin Khorsandi , Nader Karimi , Shadrokh Samavi

Endovascular surgical tool reconstruction represents an important factor in advancing endovascular tool navigation, which is an important step in endovascular surgery. However, the lack of publicly available datasets significantly restricts…

Image and Video Processing · Electrical Eng. & Systems 2024-10-30 Tudor Jianu , Baoru Huang , Hoan Nguyen , Binod Bhattarai , Tuong Do , Erman Tjiputra , Quang Tran , Pierre Berthet-Rayne , Ngan Le , Sebastiano Fichera , Anh Nguyen

The reconstruction of an object's shape or surface from a set of 3D points plays an important role in medical image analysis, e.g. in anatomy reconstruction from tomographic measurements or in the process of aligning intra-operative…

Computer Vision and Pattern Recognition · Computer Science 2017-02-16 Florian Bernard , Luis Salamanca , Johan Thunberg , Alexander Tack , Dennis Jentsch , Hans Lamecker , Stefan Zachow , Frank Hertel , Jorge Goncalves , Peter Gemmar

We present a novel approach to reconstruction of 3D cardiac motion from sparse intraoperative data. While existing methods can accurately reconstruct 3D organ geometries from full 3D volumetric imaging, they cannot be used during surgical…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Yihong Chen , Jiancheng Yang , Deniz Sayin Mercadier , Hieu Le , Pascal Fua

Visual simultaneous localization and mapping (V-SLAM) is a fundamental capability for autonomous perception and navigation. However, endoscopic scenes violate the rigidity assumption due to persistent soft-tissue deformations, creating a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-20 Jiwei Shan , Zeyu Cai , Yirui Li , Yongbo Chen , Lijun Han , Yun-hui Liu , Hesheng Wang , Shing Shin Cheng

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

Human organs are composed of interconnected substructures whose geometry and spatial relationships constrain one another. Yet, most deep-learning approaches treat these parts independently, producing anatomically implausible…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Deniz Sayin Mercadier , Hieu Le , Yihong Chen , Jiancheng Yang , Udaranga Wickramasinghe , Pascal Fua

Intraoperative navigation relies heavily on precise 3D reconstruction to ensure accuracy and safety during surgical procedures. However, endoscopic scenarios present unique challenges, including sparse features and inconsistent lighting,…

Graphics · Computer Science 2025-07-17 Yuchao Zheng , Jianing Zhang , Guochen Ning , Hongen Liao

Volumetric ultrasound has the potential to significantly improve diagnostic accuracy and clinical decision-making, yet its widespread adoption remains limited by dependence on specialized hardware and restrictive acquisition protocols. In…

Image and Video Processing · Electrical Eng. & Systems 2026-02-03 Max Krähenmann , Sergio Tascon-Morales , Fabian Laumer , Julia E. Vogt , Ece Ozkan
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