English
Related papers

Related papers: XiCAD: Camera Activation Detection in the Da Vinci…

200 papers

Compared to regular cameras, Dynamic Vision Sensors or Event Cameras can output compact visual data based on a change in the intensity in each pixel location asynchronously. In this paper, we study the application of current image-based…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Masoud Dayani Najafabadi , Mohammad Reza Ahmadzadeh

Depth imaging is vital for many emerging technologies with applications in augmented reality, robotics, gesture detection, and facial recognition. These applications, however, demand compact and low-power systems beyond the capabilities of…

Optics · Physics 2019-10-29 Shane Colburn , Arka Majumdar

Recognizing human actions is a core challenge for autonomous systems as they directly share the same space with humans. Systems must be able to recognize and assess human actions in real-time. In order to train corresponding data-driven…

Computer Vision and Pattern Recognition · Computer Science 2019-04-22 Dennis Ludl , Thomas Gulde , Cristóbal Curio

Surgical tool detection is essential for analyzing and evaluating minimally invasive surgery videos. Current approaches are mostly based on supervised methods that require large, fully instance-level labels (i.e., bounding boxes). However,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Ryo Fujii , Ryo Hachiuma , Hideo Saito

Improved surgical skill is generally associated with improved patient outcomes, although assessment is subjective; labour-intensive; and requires domain specific expertise. Automated data driven metrics can alleviate these difficulties, as…

Robotic-assisted surgeries benefit both surgeons and patients, however, surgeons frequently need to adjust the endoscopic camera to achieve good viewpoints. Simultaneously controlling the camera and the surgical instruments is impossible,…

Machine Learning · Computer Science 2022-02-08 Hanna Kossowsky , Ilana Nisky

Purpose: Accurate detection and 6D pose estimation of surgical instruments are crucial for many computer-assisted interventions. However, supervised methods lack flexibility for new or unseen tools and require extensive annotated data. This…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Jonas Hein , Lilian Calvet , Matthias Seibold , Siyu Tang , Marc Pollefeys , Philipp Fürnstahl

The need for automated real-time visual systems in applications such as smart camera surveillance, smart environments, and drones necessitates the improvement of methods for visual active monitoring and control. Traditionally, the active…

Computer Vision and Pattern Recognition · Computer Science 2021-07-29 Christos Kyrkou

In this article, we present the work towards improving the overall workflow of the Percutaneous Coronary Interventions (PCI) procedures by capacitating the imaging instruments to precisely monitor the steps of the procedure. In the long…

Computer Vision and Pattern Recognition · Computer Science 2019-04-29 Ketan Bacchuwar , Jean Cousty , Régis Vaillant , Laurent Najman

We introduce OpenVO, a novel framework for Open-world Visual Odometry (VO) with temporal awareness under limited input conditions. OpenVO effectively estimates real-world-scale ego-motion from monocular dashcam footage with varying…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Phuc D. A. Nguyen , Anh N. Nhu , Ming C. Lin

Purpose: This research aims to facilitate the use of state-of-the-art computer vision algorithms for the automated training of surgeons and the analysis of surgical footage. By estimating 2D hand poses, we model the movement of the…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Eddie Bkheet , Anne-Lise D'Angelo , Adam Goldbraikh , Shlomi Laufer

Harnessing human movements to command an Unmanned Aerial Vehicle (UAV) holds the potential to revolutionize their deployment, rendering it more intuitive and user-centric. In this research, we introduce a novel methodology adept at…

Robotics · Computer Science 2024-08-20 Akash Chaudhary , Tiago Nascimento , Martin Saska

Existing methods in video action recognition mostly do not distinguish human body from the environment and easily overfit the scenes and objects. In this work, we present a conceptually simple, general and high-performance framework for…

Computer Vision and Pattern Recognition · Computer Science 2018-12-18 Jiagang Zhu , Wei Zou , Liang Xu , Yiming Hu , Zheng Zhu , Manyu Chang , Junjie Huang , Guan Huang , Dalong Du

Activity recognition is the ability to identify and recognize the action or goals of the agent. The agent can be any object or entity that performs action that has end goals. The agents can be a single agent performing the action or group…

Machine Learning · Computer Science 2019-06-19 Ashwin Geet D'Sa , B. G. Prasad

An electroencephalogram is an effective approach that provides a bidirectional pathway between the user and computer in a non-invasive way. In this study, we adopted the visual imagery data for controlling the BCI-based robotic arm. Visual…

Human-Computer Interaction · Computer Science 2022-11-28 Byoung-Hee Kwon , Byeong-Hoo Lee , Jeong-Hyun Cho

Gaining spatial awareness of the Operating Room (OR) for surgical robotic systems is a key technology that can enable intelligent applications aiming at improved OR workflow. In this work, we present a method for semantic dense…

Robotics · Computer Science 2022-04-13 Cong Gao , Dinesh Rabindran , Omid Mohareri

{Recognizing human interactions is essential for social robots as it enables them to navigate safely and naturally in shared environments. Conventional robotic systems however often focus on obstacle avoidance, neglecting social cues…

Fine-grained action segmentation during renorrhaphy in robot-assisted partial nephrectomy requires frame-level recognition of visually similar suturing gestures with variable duration and substantial class imbalance. The SIA-RAPN benchmark…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Jiaheng Dai , Huanrong Liu , Tailai Zhou , Tongyu Jia , Qin Liu , Yutong Ban , Zeju Li , Yu Gao , Xin Ma , Qingbiao Li

Unsupervised video-based surgical instrument segmentation has the potential to accelerate the adoption of robot-assisted procedures by reducing the reliance on manual annotations. However, the generally low quality of optical flow in…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Yang Liu , Peiran Wu , Jiayu Huo , Gongyu Zhang , Zhen Yuan , Christos Bergeles , Rachel Sparks , Prokar Dasgupta , Alejandro Granados , Sebastien Ourselin

Current upper extremity outcome measures for persons with cervical spinal cord injury (cSCI) lack the ability to directly collect quantitative information in home and community environments. A wearable first-person (egocentric) camera…

Human-Computer Interaction · Computer Science 2024-05-07 Jirapat Likitlersuang , Elizabeth R. Sumitro , Tianshi Cao , Ryan J. Visee , Sukhvinder Kalsi-Ryan , Jose Zariffa