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Reference-based super-resolution (RefSR) has made significant progress in producing realistic textures using an external reference (Ref) image. However, existing RefSR methods obtain high-quality correspondence matchings consuming quadratic…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Bin Xia , Yapeng Tian , Yucheng Hang , Wenming Yang , Qingmin Liao , Jie Zhou

Medical video segmentation gains increasing attention in clinical practice due to the redundant dynamic references in video frames. However, traditional convolutional neural networks have a limited receptive field and transformer-based…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Yijun Yang , Zhaohu Xing , Lequan Yu , Chunwang Huang , Huazhu Fu , Lei Zhu

Polyps segmentation poses a significant challenge in medical imaging due to the flat surface of polyps and their texture similarity to surrounding tissues. This similarity gives rise to difficulties in establishing a clear boundary between…

Image and Video Processing · Electrical Eng. & Systems 2023-11-29 Juntong Fan , Debesh Jha , Tieyong Zeng , Dayang Wang

Deep learning has become the de facto method for medical image segmentation, with 3D segmentation models excelling in capturing complex 3D structures and 2D models offering high computational efficiency. However, segmenting 2.5D images,…

Image and Video Processing · Electrical Eng. & Systems 2024-05-02 Amarjeet Kumar , Hongxu Jiang , Muhammad Imran , Cyndi Valdes , Gabriela Leon , Dahyun Kang , Parvathi Nataraj , Yuyin Zhou , Michael D. Weiss , Wei Shao

Identifying polyps is challenging for automatic analysis of endoscopic images in computer-aided clinical support systems. Models based on convolutional networks (CNN), transformers, and their combinations have been proposed to segment…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Nguyen Thanh Duc , Nguyen Thi Oanh , Nguyen Thi Thuy , Tran Minh Triet , Dinh Viet Sang

Colorectal polyps are key indicators for early detection of colorectal cancer. However, traditional endoscopic imaging often struggles with accurate polyp localization and lacks comprehensive contextual awareness, which can limit the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-30 Teja Krishna Cherukuri , Nagur Shareef Shaik , Sribhuvan Reddy Yellu , Jun-Won Chung , Dong Hye Ye

Accurate segmentation of colorectal polyps in colonoscopy images is crucial for effective diagnosis and management of colorectal cancer (CRC). However, current deep learning-based methods primarily rely on fusing RGB information across…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Wenhao Xu , Rongtao Xu , Changwei Wang , Xiuli Li , Shibiao Xu , Li Guo

Efficient road and building footprint extraction from satellite images are predominant in many remote sensing applications. However, precise segmentation map extraction is quite challenging due to the diverse building structures camouflaged…

Computer Vision and Pattern Recognition · Computer Science 2024-01-01 Shirsha Bose , Ritesh Sur Chowdhury , Debabrata Pal , Shivashish Bose , Biplab Banerjee , Subhasis Chaudhuri

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…

Image and Video Processing · Electrical Eng. & Systems 2022-10-26 Nikhil Kumar Tomar , Debesh Jha , Ulas Bagci

Colonoscopy is the gold standard for examination and detection of colorectal polyps. Localization and delineation of polyps can play a vital role in treatment (e.g., surgical planning) and prognostic decision making. Polyp segmentation can…

Image and Video Processing · Electrical Eng. & Systems 2021-01-01 Nikhil Kumar Tomar , Debesh Jha , Sharib Ali , Håvard D. Johansen , Dag Johansen , Michael A. Riegler , Pål Halvorsen

Colorectal cancer (CRC), which frequently originates from initially benign polyps, remains a significant contributor to global cancer-related mortality. Early and accurate detection of these polyps via colonoscopy is crucial for CRC…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Ziyu Zhou , Wenyuan Shen , Chang Liu

Accurate polyp delineation in colonoscopy is crucial for assisting in diagnosis, guiding interventions, and treatments. However, current deep-learning approaches fall short due to integrity deficiency, which often manifests as missing…

Image and Video Processing · Electrical Eng. & Systems 2023-09-18 Ziqiang Chen , Kang Wang , Yun Liu

Colonoscopic Polyp Re-Identification aims to match a specific polyp in a large gallery with different cameras and views, which plays a key role for the prevention and treatment of colorectal cancer in the computer-aided diagnosis. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Suncheng Xiang , Cang Liu , Sijia Du , Dahong Qian

In recent years, convolutional neural networks (CNNs) with channel-wise feature refining mechanisms have brought noticeable benefits to modelling channel dependencies. However, current attention paradigms fail to infer an optimal channel…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Nick Nikzad , Yongsheng Gao , Jun Zhou

Accurate segmentation of 3D vascular structures is essential for various medical imaging applications. The dispersed nature of vascular structures leads to inherent spatial uncertainty and necessitates location awareness, yet most current…

Image and Video Processing · Electrical Eng. & Systems 2026-04-30 Gen Shi , Hui Zhang , Jie Tian

Accurate medical image segmentation is essential for effective diagnosis and treatment. Previously, PraNet-V1 was proposed to enhance polyp segmentation by introducing a reverse attention (RA) module that utilizes background information.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Bo-Cheng Hu , Ge-Peng Ji , Dian Shao , Deng-Ping Fan

Computer-aided detection, localisation, and segmentation methods can help improve colonoscopy procedures. Even though many methods have been built to tackle automatic detection and segmentation of polyps, benchmarking of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Debesh Jha , Sharib Ali , Nikhil Kumar Tomar , Håvard D. Johansen , Dag D. Johansen , Jens Rittscher , Michael A. Riegler , Pål Halvorsen

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

Accurate segmentation of polyps in colonoscopy images is essential for early-stage diagnosis and management of colorectal cancer. Despite advancements in deep learning for polyp segmentation, enduring limitations persist. The edges of…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Mengqi Lei , Xin Wang

Accurate detection of colorectal cancer and early prevention heavily rely on precise polyp identification during gastrointestinal colonoscopy. Due to limited data, many current state-of-the-art deep learning methods for polyp segmentation…

Image and Video Processing · Electrical Eng. & Systems 2024-05-31 Ankush Gajanan Arudkar , Bernard J. E. Evans
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