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Automated segmentation is a fundamental medical image analysis task, which enjoys significant advances due to the advent of deep learning. While foundation models have been useful in natural language processing and some vision tasks for…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Hanxue Gu , Haoyu Dong , Jichen Yang , Maciej A. Mazurowski

Domain shift, caused by variations in imaging modalities and acquisition protocols, limits model generalization in medical image segmentation. While foundation models (FMs) trained on diverse large-scale data hold promise for zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Soumitri Chattopadhyay , Basar Demir , Marc Niethammer

Radiographic images are a cornerstone of medical diagnostics in orthopaedics, with anatomical landmark detection serving as a crucial intermediate step for information extraction. General-purpose foundational segmentation models, such as…

Image and Video Processing · Electrical Eng. & Systems 2026-02-23 Ekaterina Stansfield , Jennifer A. Mitterer , Abdulrahman Altahhan

Colonoscopy plays a crucial role in the diagnosis and prognosis of various gastrointestinal diseases. Due to the challenges of collecting large-scale high-quality ground truth annotations for colonoscopy images, and more generally medical…

Image and Video Processing · Electrical Eng. & Systems 2023-12-21 Heming Yao , Jérôme Lüscher , Benjamin Gutierrez Becker , Josep Arús-Pous , Tommaso Biancalani , Amelie Bigorgne , David Richmond

Existing video polyp segmentation (VPS) paradigms usually struggle to balance between spatiotemporal modeling and domain generalization, limiting their applicability in real clinical scenarios. To embrace this challenge, we recast the VPS…

Computer Vision and Pattern Recognition · Computer Science 2025-08-28 Qiang Hu , Ying Zhou , Gepeng Ji , Nick Barnes , Qiang Li , Zhiwei Wang

Gastrointestinal (GI) endoscopy is essential in identifying GI tract abnormalities in order to detect diseases in their early stages and improve patient outcomes. Although deep learning has shown success in supporting GI diagnostics and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Alina Devkota , Annahita Amireskandari , Joel Palko , Shyam Thakkar , Donald Adjeroh , Xiajun Jiang , Binod Bhattarai , Prashnna K. Gyawali

Purpose: Depth estimation in robotic surgery is vital in 3D reconstruction, surgical navigation and augmented reality visualization. Although the foundation model exhibits outstanding performance in many vision tasks, including depth…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Beilei Cui , Mobarakol Islam , Long Bai , Hongliang Ren

Early identification of a polyp in the lower gastrointestinal (GI) tract can lead to prevention of life-threatening colorectal cancer. Developing computer-aided diagnosis (CAD) systems to detect polyps can improve detection accuracy and…

Image and Video Processing · Electrical Eng. & Systems 2022-06-01 Jan Andre Fagereng , Vajira Thambawita , Andrea M. Storås , Sravanthi Parasa , Thomas de Lange , Pål Halvorsen , Michael A. Riegler

Colonoscopy is a gold standard procedure but is highly operator-dependent. Efforts have been made to automate the detection and segmentation of polyps, a precancerous precursor, to effectively minimize missed rate. Widely used…

Image and Video Processing · Electrical Eng. & Systems 2021-11-23 Abhishek Srivastava , Sukalpa Chanda , Debesh Jha , Umapada Pal , Sharib Ali

Accurate segmentation of organs and tumors in CT and MRI scans is essential for diagnosis, treatment planning, and disease monitoring. While deep learning has advanced automated segmentation, most models remain task-specific, lacking…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Yuheng Li , Yizhou Wu , Yuxiang Lai , Mingzhe Hu , Xiaofeng Yang

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…

Image and Video Processing · Electrical Eng. & Systems 2021-10-06 Adrian Galdran , Gustavo Carneiro , Miguel A. González Ballester

Polyps are early cancer indicators, so assessing occurrences of polyps and their removal is critical. They are observed through a colonoscopy screening procedure that generates a stream of video frames. Segmenting polyps in their natural…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Ziang Xu , Jens Rittscher , Sharib Ali

Semantic segmentation has a wide array of applications ranging from medical-image analysis, scene understanding, autonomous driving and robotic navigation. This work deals with medical image segmentation and in particular with accurate…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Alessandra Lumini , Loris Nanni , Gianluca Maguolo

We present the first comprehensive video polyp segmentation (VPS) study in the deep learning era. Over the years, developments in VPS are not moving forward with ease due to the lack of large-scale fine-grained segmentation annotations. To…

Image and Video Processing · Electrical Eng. & Systems 2023-03-03 Ge-Peng Ji , Guobao Xiao , Yu-Cheng Chou , Deng-Ping Fan , Kai Zhao , Geng Chen , Luc Van Gool

Automatic and accurate polyp segmentation plays an essential role in early colorectal cancer diagnosis. However, it has always been a challenging task due to 1) the diverse shape, size, brightness and other appearance characteristics of…

Image and Video Processing · Electrical Eng. & Systems 2023-01-13 Ruifei Zhang , Peiwen Lai , Xiang Wan , De-Jun Fan , Feng Gao , Xiao-Jian Wu , Guanbin Li

We present a computer-aided detection algorithm for polyps in optical colonoscopy images. Polyps are the precursors to colon cancer. In the US alone, more than 14 million optical colonoscopies are performed every year, mostly to screen for…

Computer Vision and Pattern Recognition · Computer Science 2016-09-13 Saad Nadeem , Arie Kaufman

Accurate wound classification and boundary segmentation are essential for guiding clinical decisions in both chronic and acute wound management. However, most existing AI models are limited, focusing on a narrow set of wound types or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Mehedi Hasan Tusar , Fateme Fayyazbakhsh , Igor Melnychuk , Ming C. Leu

Colonoscopy analysis, particularly automatic polyp segmentation and detection, is essential for assisting clinical diagnosis and treatment. However, as medical image annotation is labour- and resource-intensive, the scarcity of annotated…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Yuhao Du , Yuncheng Jiang , Shuangyi Tan , Xusheng Wu , Qi Dou , Zhen Li , Guanbin Li , Xiang Wan

Training AI foundation models has emerged as a promising large-scale learning approach for addressing real-world healthcare challenges, including digital pathology. While many of these models have been developed for tasks like disease…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Junlin Guo , Siqi Lu , Can Cui , Ruining Deng , Tianyuan Yao , Zhewen Tao , Yizhe Lin , Marilyn Lionts , Quan Liu , Juming Xiong , Yu Wang , Shilin Zhao , Catie Chang , Mitchell Wilkes , Mengmeng Yin , Haichun Yang , Yuankai Huo

Accurate detection of polyps is of critical importance for the early and intermediate stages of colorectal cancer diagnosis. Compared to static images, dynamic colonoscopy videos provide more comprehensive visual information, which can…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Zilin Chen , Shengnan Lu