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$\textbf{Background and aims}$: Artificial Intelligence (AI) Computer-Aided Detection (CADe) is commonly used for polyp detection, but data seen in clinical settings can differ from model training. Few studies evaluate how well CADe…

An efficient deep learning model that can be implemented in real-time for polyp detection is crucial to reducing polyp miss-rate during screening procedures. Convolutional neural networks (CNNs) are vulnerable to small changes in the input…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Hemin Ali Qadir , Younghak Shin , Jacob Bergsland , Ilangko Balasingham

In this study, we present Colon-X, an open initiative aimed at advancing multimodal intelligence in colonoscopy. We begin by constructing ColonVQA, the most comprehensive multimodal dataset ever built for colonoscopy, featuring over 1.1M+…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Ge-Peng Ji , Jingyi Liu , Deng-Ping Fan , Huazhu Fu , Nick Barnes

Colonoscopy is currently one of the most sensitive screening methods for colorectal cancer. This study investigates the frontiers of intelligent colonoscopy techniques and their prospective implications for multimodal medical applications.…

图像与视频处理 · 电气工程与系统科学 2025-09-25 Ge-Peng Ji , Jingyi Liu , Peng Xu , Nick Barnes , Fahad Shahbaz Khan , Salman Khan , Deng-Ping Fan

Polyps represent an early sign of the development of Colorectal Cancer. The standard procedure for their detection consists of colonoscopic examination of the gastrointestinal tract. However, the wide range of polyp shapes and visual…

图像与视频处理 · 电气工程与系统科学 2021-10-06 Adrian Galdran , Gustavo Carneiro , Miguel A. González Ballester

PanTS is a large-scale, multi-institutional dataset curated to advance research in pancreatic CT analysis. It contains 36,390 CT scans from 145 medical centers, with expert-validated, voxel-wise annotations of over 993,000 anatomical…

Colonoscopy is a procedure to detect colorectal polyps which are the primary cause for developing colorectal cancer. However, polyp segmentation is a challenging task due to the diverse shape, size, color, and texture of polyps, shuttle…

图像与视频处理 · 电气工程与系统科学 2021-05-04 Krushi Patel , Andres M. Bur , Guanghui Wang

Introduction: This study provides a comprehensive performance assessment of vision-language models (VLMs) against established convolutional neural networks (CNNs) and classic machine learning models (CMLs) for computer-aided detection…

In surgical oncology, screening colonoscopy plays a pivotal role in providing diagnostic assistance, such as biopsy, and facilitating surgical navigation, particularly in polyp detection. Computer-assisted endoscopic surgery has recently…

计算机视觉与模式识别 · 计算机科学 2024-10-31 Baoru Huang , Yida Wang , Anh Nguyen , Daniel Elson , Francisco Vasconcelos , Danail Stoyanov

We propose a topological mapping and localization system able to operate on real human colonoscopies, despite significant shape and illumination changes. The map is a graph where each node codes a colon location by a set of real images,…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Javier Morlana , Juan D. Tardós , J. M. M. Montiel

Colorectal cancer screening critically depends on colonoscopy, yet existing platforms offer limited support for systematically studying the coupled dynamics of operator control, instrument motion, and visual feedback. This gap restricts…

Colorectal cancer is among the most common cause of cancer worldwide. Removal of precancerous polyps through early detection is essential to prevent them from progressing to colon cancer. We develop an advanced deep learning-based…

图像与视频处理 · 电气工程与系统科学 2024-05-02 Debesh Jha , Nikhil Kumar Tomar , Debayan Bhattacharya , Ulas Bagci

Pixel-wise image segmentation is a highly demanding task in medical-image analysis. In practice, it is difficult to find annotated medical images with corresponding segmentation masks. In this paper, we present Kvasir-SEG: an open-access…

图像与视频处理 · 电气工程与系统科学 2019-11-19 Debesh Jha , Pia H. Smedsrud , Michael A. Riegler , Pål Halvorsen , Thomas de Lange , Dag Johansen , Håvard D. Johansen

Colonoscopy is widely recognised as the gold standard procedure for the early detection of colorectal cancer (CRC). Segmentation is valuable for two significant clinical applications, namely lesion detection and classification, providing…

图像与视频处理 · 电气工程与系统科学 2022-08-18 Edward Sanderson , Bogdan J. Matuszewski

Colorectal cancer (CRC) is the second leading cause of cancer-related death worldwide. Excision of polyps during colonoscopy helps reduce mortality and morbidity for CRC. Powered by deep learning, computer-aided diagnosis (CAD) systems can…

图像与视频处理 · 电气工程与系统科学 2022-10-26 Nikhil Kumar Tomar , Debesh Jha , Ulas Bagci

Automated computer-aided detection (CADe) in medical imaging has been an important tool in clinical practice and research. State-of-the-art methods often show high sensitivities but at the cost of high false-positives (FP) per patient…

计算机视觉与模式识别 · 计算机科学 2016-04-26 Holger R. Roth , Le Lu , Jiamin Liu , Jianhua Yao , Ari Seff , Kevin Cherry , Lauren Kim , Ronald M. Summers

Automated analysis of optical colonoscopy (OC) video frames (to assist endoscopists during OC) is challenging due to variations in color, lighting, texture, and specular reflections. Previous methods either remove some of these variations…

图像与视频处理 · 电气工程与系统科学 2022-07-01 Shawn Mathew , Saad Nadeem , Arie Kaufman

Biomedical image segmentation is a very important part in disease diagnosis. The term "colonic polyps" refers to polypoid lesions that occur on the surface of the colonic mucosa within the intestinal lumen. In clinical practice, early…

图像与视频处理 · 电气工程与系统科学 2024-04-02 Chen Peng , Zhiqin Qian , Kunyu Wang , Qi Luo , Zhuming Bi , Wenjun Zhang

Convolutional Neural Networks (CNNs) are propelling advances in a range of different computer vision tasks such as object detection and object segmentation. Their success has motivated research in applications of such models for medical…

计算机视觉与模式识别 · 计算机科学 2020-10-19 Kristoffer Wickstrøm , Michael Kampffmeyer , Robert Jenssen

Computer-aided tumor detection has shown great potential in enhancing the interpretation of over 80 million CT scans performed annually in the United States. However, challenges arise due to the rarity of CT scans with tumors, especially…

图像与视频处理 · 电气工程与系统科学 2024-09-11 Qi Chen , Yuxiang Lai , Xiaoxi Chen , Qixin Hu , Alan Yuille , Zongwei Zhou