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Colorectal cancer (CRC) is a major global cause of cancer-related deaths, with early polyp detection and removal during colonoscopy being crucial for prevention. While deep learning methods have shown promise in polyp segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Fiseha B. Tesema , Alejandro Guerra Manzanares , Tianxiang Cui , Qian Zhang , Moses Solomon , Sean He

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…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Hemin Ali Qadir , Younghak Shin , Jacob Bergsland , Ilangko Balasingham

Colorectal cancer (CRC) is the first cause of death in many countries. CRC originates from a small clump of cells on the lining of the colon called polyps, which over time might grow and become malignant. Early detection and removal of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Truong Dang , Thanh Nguyen , John McCall , Alan Wee-Chung Liew

Existing polyp segmentation models from colonoscopy images often fail to provide reliable segmentation results on datasets from different centers, limiting their applicability. Our objective in this study is to create a robust and…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Nikhil Kumar Tomar , Debesh Jha , Ulas Bagci

Automatic polyp segmentation is crucial for improving the clinical identification of colorectal cancer (CRC). While Deep Learning (DL) techniques have been extensively researched for this problem, current methods frequently struggle with…

Computer Vision and Pattern Recognition · Computer Science 2026-01-22 Carla Monteiro , Valentina Corbetta , Regina Beets-Tan , Luís F. Teixeira , Wilson Silva

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

Deep learning models are used to minimize the number of polyps that goes unnoticed by the experts and to accurately segment the detected polyps during interventions. Although state-of-the-art models are proposed, it remains a challenge to…

Image and Video Processing · Electrical Eng. & Systems 2023-03-21 Tugberk Erol , Duygu Sarikaya

Given the close association between colorectal cancer and polyps, the diagnosis and identification of colorectal polyps play a critical role in the detection and surgical intervention of colorectal cancer. In this context, the automatic…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Xuefeng Wei , Xuan Zhou

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

Early diagnosis and treatment of polyps during colonoscopy are essential for reducing the incidence and mortality of Colorectal Cancer (CRC). However, the variability in polyp characteristics and the presence of artifacts in colonoscopy…

Image and Video Processing · Electrical Eng. & Systems 2024-09-17 Mobina Mansoori , Sajjad Shahabodini , Jamshid Abouei , Konstantinos N. Plataniotis , Arash Mohammadi

Colorectal cancer, largely arising from precursor lesions called polyps, remains one of the leading causes of cancer-related death worldwide. Current clinical standards require the resection and histopathological analysis of polyps due to…

Image and Video Processing · Electrical Eng. & Systems 2020-01-13 Rodney LaLonde , Pujan Kandel , Concetto Spampinato , Michael B. Wallace , Ulas Bagci

Automatic and accurate segmentation of colon polyps is essential for early diagnosis of colorectal cancer. Advanced deep learning models have shown promising results in polyp segmentation. However, they still have limitations in…

Computer Vision and Pattern Recognition · Computer Science 2023-07-14 Nguyen Hoang Thuan , Nguyen Thi Oanh , Nguyen Thi Thuy , Stuart Perry , Dinh Viet Sang

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

Histological classification of colorectal polyps plays a critical role in both screening for colorectal cancer and care of affected patients. An accurate and automated algorithm for the classification of colorectal polyps on digitized…

Background and Objective: Colorectal cancer prevention relies on early detection of polyps during colonoscopy. Existing public datasets, such as CVC-ClinicDB and Kvasir-SEG, provide valuable benchmarks but are limited by small sample sizes,…

Image and Video Processing · Electrical Eng. & Systems 2025-11-11 Ridoy Chandra Shil , Ragib Abid , Tasnia Binte Mamun , Samiul Based Shuvo , Masfique Ahmed Bhuiyan , Jahid Ferdous

Dense prediction tasks such as segmentation and detection of pathological entities hold crucial clinical value in computational pathology workflows. However, obtaining dense annotations on large cohorts is usually tedious and expensive.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Jingwei Zhang , Saarthak Kapse , Ke Ma , Prateek Prasanna , Maria Vakalopoulou , Joel Saltz , Dimitris Samaras

In this study, toward addressing the over-confident outputs of existing artificial intelligence-based colorectal cancer (CRC) polyp classification techniques, we propose a confidence-calibrated residual neural network. Utilizing a novel…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Siddhartha Kapuria , Tarunraj G. Mohanraj , Nethra Venkatayogi , Ozdemir Can Kara , Yuki Hirata , Patrick Minot , Ariel Kapusta , Naruhiko Ikoma , Farshid Alambeigi

Colorectal cancer (CRC) remains a leading cause of cancer-related mortality, underscoring the importance of timely polyp detection and diagnosis. While deep learning models have improved optical-assisted diagnostics, they often demand…

Information Retrieval · Computer Science 2025-07-24 Ruijie Yang , Yan Zhu , Peiyao Fu , Yizhe Zhang , Zhihua Wang , Quanlin Li , Pinghong Zhou , Xian Yang , Shuo Wang

Polyp segmentation in colonoscopy images is crucial for early detection and diagnosis of colorectal cancer. However, this task remains a significant challenge due to the substantial variations in polyp shape, size, and color, as well as the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Tapas K. Dutta , Snehashis Majhi , Deepak Ranjan Nayak , Debesh Jha

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