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In the field of computer- and robot-assisted minimally invasive surgery, enormous progress has been made in recent years based on the recognition of surgical instruments in endoscopic images and videos. In particular, the determination of…

Computer Vision and Pattern Recognition · Computer Science 2024-01-24 Tobias Rueckert , Daniel Rueckert , Christoph Palm

Polyp has long been considered as one of the major etiologies to colorectal cancer which is a fatal disease around the world, thus early detection and recognition of polyps plays a crucial role in clinical routines. Accurate diagnoses of…

Tissues and Organs · Quantitative Biology 2018-09-06 Xi Mo , Ke Tao , Quan Wang , Guanghui Wang

Visualizing colonoscopy is crucial for medical auxiliary diagnosis to prevent undetected polyps in areas that are not fully observed. Traditional feature-based and depth-based reconstruction approaches usually end up with undesirable…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Zhenhua Wu , Yanlin Jin , Liangdong Qiu , Xiaoguang Han , Xiang Wan , Guanbin Li

Estimating 3D geometry from monocular colonoscopy images is challenging due to non-Lambertian surfaces, moving light sources, and large textureless regions. While recent 3D geometric foundation models eliminate the need for multi-stage…

Image and Video Processing · Electrical Eng. & Systems 2025-12-01 Zhiyi Jiang , Yifu Wang , Xuelian Cheng , Zongyuan Ge

The interpretation and analysis of the wireless capsule endoscopy recording is a complex task which requires sophisticated computer aided decision (CAD) systems in order to help physicians with the video screening and, finally, with the…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Santi Seguí , Michal Drozdzal , Guillem Pascual , Petia Radeva , Carolina Malagelada , Fernando Azpiroz , Jordi Vitrià

Tracking monocular colonoscope in the Gastrointestinal tract (GI) is a challenging problem as the images suffer from deformation, blurred textures, significant changes in appearance. They greatly restrict the tracking ability of…

Computer Vision and Pattern Recognition · Computer Science 2020-05-15 Jingwei Song , Mitesh Patel , Andreas Girgensohn , Chelhwon Kim

Flexible endoscopes for colonoscopy present several limitations due to their inherent complexity, resulting in patient discomfort and lack of intuitiveness for clinicians. Robotic devices together with autonomous control represent a viable…

Optical colonoscopy (OC), the most prevalent colon cancer screening tool, has a high miss rate due to a number of factors, including the geometry of the colon (haustral fold and sharp bends occlusions), endoscopist inexperience or fatigue,…

Image and Video Processing · Electrical Eng. & Systems 2021-06-24 Shawn Mathew , Saad Nadeem , Arie Kaufman

The in vitro clonogenic assay is a technique to study the ability of a cell to form a colony in a culture dish. By optical imaging, dishes with stained colonies can be scanned and assessed digitally. Identification, segmentation and…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Delmon Arous , Stefan Schrunner , Ingunn Hanson , Nina F. J. Edin , Eirik Malinen

This paper presents a hybrid real-time camera pose estimation framework with a novel partitioning scheme and introduces motion averaging to monocular Simultaneous Localization and Mapping (SLAM) systems. Breaking through the limitations of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-04 Xinyi Li , Haibin Ling

Computer tomographic colonography, combined with computer-aided detection, is a promising emerging technique for colonic polyp analysis. We present a complete pipeline for polyp detection, starting with a simple colon segmentation technique…

Computer Vision and Pattern Recognition · Computer Science 2012-10-01 Marcelo Fiori , Pablo Musé , Guillermo Sapiro

Polyps are well-known cancer precursors identified by colonoscopy. However, variability in their size, location, and surface largely affect identification, localisation, and characterisation. Moreover, colonoscopic surveillance and removal…

Automated patient positioning can improve radiology workflow efficiency by reducing the time required for manual table adjustments and scout-based scan planning. We propose a learning-based framework that predicts 3D organ locations and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Eytan Kats , Kai Geissler , Daniel Mensing , Julien Senegas , Jochen G. Hirsch , Stefan Heldman , Mattias P. Heinrich

Spatial computer vision techniques have the potential to improve the diagnostic performance of colonoscopy. However, the lack of 3D colonoscopy datasets for training and validation hinders their development. This paper introduces C3VDv2,…

Image and Video Processing · Electrical Eng. & Systems 2025-09-12 Mayank V. Golhar , Lucas Sebastian Galeano Fretes , Loren Ayers , Venkata S. Akshintala , Taylor L. Bobrow , Nicholas J. Durr

Coordinating proximity and tactile imaging by collocating cameras with tactile sensors can 1) provide useful information before contact such as object pose estimates and visually servo a robot to a target with reduced occlusion and higher…

Robotics · Computer Science 2022-04-29 Arkadeep Narayan Chaudhury , Timothy Man , Wenzhen Yuan , Christopher G. Atkeson

Videos can be an effective way to deliver contextualized, just-in-time medical information for patient education. However, video analysis, from topic identification and retrieval to extraction and analysis of medical information and…

Image and Video Processing · Electrical Eng. & Systems 2024-10-07 Yawen Guo , Xiao Liu , Anjana Susarla , Padman Rema

High-precision localization is pivotal in underwater reinspection missions. Traditional localization methods like inertial navigation systems, Doppler velocity loggers, and acoustic positioning face significant challenges and are not…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Luyuan Peng , Hari Vishnu , Mandar Chitre , Yuen Min Too , Bharath Kalyan , Rajat Mishra , Soo Pieng Tan

General Visual Inspection is a manual inspection process regularly used to detect and localise obvious damage on the exterior of commercial aircraft. There has been increasing demand to perform this process at the boarding gate to minimise…

Multiple Camera Systems (MCS) have been widely used in many vision applications and attracted much attention recently. There are two principle types of MCS, one is the Rigid Multiple Camera System (RMCS); the other is the Articulated Camera…

Computer Vision and Pattern Recognition · Computer Science 2013-10-18 Junzhou Chen , Kin Hong Wong

The raising availability of 3D cameras and dramatic improvement of computer vision algorithms in the recent decade, accelerated the research of automatic movement assessment solutions. Such solutions can be implemented at home, using…

Computer Vision and Pattern Recognition · Computer Science 2020-07-31 Tal Hakim
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