English
Related papers

Related papers: ColNav: Real-Time Colon Navigation for Colonoscopy

200 papers

In the recent years, artificial intelligence (AI) and its leading subtypes, machine learning (ML) and deep learning (DL) and their applications are spreading very fast in various aspects such as medicine. Today the most important challenge…

Colonoscopic video retrieval, which is a critical part of polyp treatment, has great clinical significance for the prevention and treatment of colorectal cancer. However, retrieval models trained on action recognition datasets usually…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Qingzhong Chen , Shilun Cai , Crystal Cai , Zefang Yu , Dahong Qian , Suncheng Xiang

In ordinal classification, misclassifying neighboring ranks is common, yet the consequences of these errors are not the same. For example, misclassifying benign tumor categories is less consequential, compared to an error at the…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Dileepa Pitawela , Gustavo Carneiro , Hsiang-Ting Chen

Colonoscopic Polyp Re-Identification aims to match the same polyp from a large gallery with images from different views taken using different cameras, which plays an important role in the prevention and treatment of colorectal cancer in…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Suncheng Xiang , Jiale Guan , Shilun Cai , Jiacheng Ruan , Dahong Qian

Oral Cavity Squamous Cell Carcinoma (OCSCC) is the most common type of head and neck cancer. Due to the subtle nature of its early stages, deep and hidden areas of development, and slow growth, OCSCC often goes undetected, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Vishal Manikanden , Aniketh Bandlamudi , Daniel Haehn

Early and accurate segmentation of colorectal polyps is critical for reducing colorectal cancer mortality, which has been extensively explored by academia and industry. However, current deep learning-based polyp segmentation models either…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Ziyi Wang , Yuanmei Zhang , Dorna Esrafilzadeh , Ali R. Jalili , Suncheng Xiang

Colorectal cancer (CRC) is one of the most common fatal cancer in the world. Polypectomy can effectively interrupt the progression of adenoma to adenocarcinoma, thus reducing the risk of CRC development. Colonoscopy is the primary method to…

Image and Video Processing · Electrical Eng. & Systems 2022-04-19 Zihuan Qiu , Zhichuan Wang , Miaomiao Zhang , Ziyong Xu , Jie Fan , Linfeng Xu

Accurate polyp segmentation is crucial for the early detection and prevention of colorectal cancer. However, the existing polyp detection methods sometimes ignore multi-directional features and drastic changes in scale. To address these…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Chenhao Xu , Yudian Zhang , Kaiye Xu , Haijiang Zhu

Monocular depth and pose estimation play an important role in the development of colonoscopy-assisted navigation, as they enable improved screening by reducing blind spots, minimizing the risk of missed or recurrent lesions, and lowering…

Computer Vision and Pattern Recognition · Computer Science 2026-02-23 Xinwei Ju , Rema Daher , Danail Stoyanov , Sophia Bano , Francisco Vasconcelos

New endoscopists require a large volume of expert-proctored colonoscopies to attain minimal competency. Developing multi-fingered, synchronized control of a colonoscope requires significant time and exposure to the device. Current training…

Robotics · Computer Science 2025-07-01 Olivia Richards , Keith L. Obstein , Nabil Simaan

Early identification and removal of polyps can reduce the risk of developing colorectal cancer. However, the diverse morphologies, complex backgrounds and often concealed nature of polyps make polyp segmentation in colonoscopy images highly…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Yanguang Sun , Hengmin Zhang , Jianjun Qian , Jian Yang , Lei Luo

As computer vision algorithms increase in capability, their applications in clinical systems will become more pervasive. These applications include: diagnostics, such as colonoscopy and bronchoscopy; guiding biopsies, minimally invasive…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Adam Schmidt , Omid Mohareri , Simon DiMaio , Michael C. Yip , Septimiu E. Salcudean

Endoscopy is a valuable tool for the early diagnosis of colon cancer. However, it requires the expertise of endoscopists and is a time-consuming process. In this work, we propose a new multi-label classification method, which considers two…

Image and Video Processing · Electrical Eng. & Systems 2023-03-14 Zahra Sobhaninia , Nasrin Abharian , Nader Karimi , Shahram Shirani , Shadrokh Samavi

Immersive Colonography allows medical professionals to navigate inside the intricate tubular geometries of subject-specific 3D colon images using Virtual Reality displays. Typically, camera travel is performed via Fly-Through or Fly-Over…

Human-Computer Interaction · Computer Science 2020-10-16 Soraia F. Paulo , Daniel Medeiros , Pedro Borges , Joaquim Jorge , Daniel Simões Lopes

Many keyhole interventions rely on bi-manual handling of surgical instruments, forcing the main surgeon to rely on a second surgeon to act as a camera assistant. In addition to the burden of excessively involving surgical staff, this may…

Accurate polyp segmentation in colonoscopy is essential for cancer prevention but remains challenging due to: (1) high morphological variability (from flat to protruding lesions), (2) strong visual similarity to normal structures such as…

Computer Vision and Pattern Recognition · Computer Science 2026-02-18 Abdul Joseph Fofanah , Lian Wen , Alpha Alimamy Kamara , Zhongyi Zhang , David Chen , Albert Patrick Sankoh

Multi-centre colonoscopy images from various medical centres exhibit distinct complicating factors and overlays that impact the image content, contingent on the specific acquisition centre. Existing Deep Segmentation networks struggle to…

Image and Video Processing · Electrical Eng. & Systems 2023-08-31 Valentina Corbetta , Regina Beets-Tan , Wilson Silva

Colonoscopy video frames might be contaminated by bright spots with unsaturated values known as specular reflection. Detection and removal of such reflections could enhance the quality of colonoscopy images and facilitate diagnosis…

Computer Vision and Pattern Recognition · Computer Science 2018-02-26 Mojtaba Akbari , Majid Mohrekesh , S. M. Reza Soroushmehr , Nader Karimi , Shadrokh Samavi , Kayvan Najarian

Colonoscopy is considered the most effective screening test to detect colorectal cancer (CRC) and its precursor lesions, i.e., polyps. However, the procedure experiences high miss rates due to polyp heterogeneity and inter-observer…

Image and Video Processing · Electrical Eng. & Systems 2023-03-15 Debesh Jha , Nikhil Kumar Tomar , Vanshali Sharma , Ulas Bagci

Colorectal cancer is the most common cancer in Singapore and the third most common cancer worldwide. Blood in a person's stool is a symptom of this disease, and it is usually detected by the faecal occult blood test (FOBT). However, the…

Image and Video Processing · Electrical Eng. & Systems 2024-10-24 Glenda Hui En Tan , Goh Xin Ru Karin , Shen Bingquan