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Polyp segmentation plays a vital role in accurately locating polyps at an early stage, which holds significant clinical importance for the prevention of colorectal cancer. Various polyp segmentation methods have been developed using…

Computer Vision and Pattern Recognition · Computer Science 2023-12-04 Yiming Zhao , Tao Zhou , Yunqi Gu , Yi Zhou , Yizhe Zhang , Ye Wu , Huazhu Fu

The detection and removal of precancerous polyps through colonoscopy is the primary technique for the prevention of colorectal cancer worldwide. However, the miss rate of colorectal polyp varies significantly among the endoscopists. It is…

Image and Video Processing · Electrical Eng. & Systems 2022-06-24 Nikhil Kumar Tomar , Abhishek Srivastava , Ulas Bagci , Debesh Jha

In this paper, we present a new feature that can be used to classify cognitive load based on pupil information. The feature consists of a temporal segmentation of the eye tracking recordings. For each segment of the temporal partition, a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Wolfgang Fuhl , Susanne Zabel , Theresa Harbig , Julia Astrid Moldt , Teresa Festl Wiete , Anne Herrmann Werner , Kay Nieselt

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

Recently, the amount of GI tract datasets is introduced more and more by gathering from contests and challenges. The most common task needs to solve that is to classify images from the GI tract into various classes. However, the…

Image and Video Processing · Electrical Eng. & Systems 2023-10-16 Tai Nguyen-D-P

Polyp segmentation within colonoscopy video frames using deep learning models has the potential to automate the workflow of clinicians. This could help improve the early detection rate and characterization of polyps which could progress to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Kerr Fitzgerald , Bogdan Matuszewski

Automatic polyp segmentation models play a pivotal role in the clinical diagnosis of gastrointestinal diseases. In previous studies, most methods relied on fully supervised approaches, necessitating pixel-level annotations for model…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Zixun Zhang , Yuncheng Jiang , Jun Wei , Hannah Cui , Zhen Li

Medical image segmentation, or computing voxelwise semantic masks, is a fundamental yet challenging task to compute a voxel-level semantic mask. To increase the ability of encoder-decoder neural networks to perform this task across large…

Computer Vision and Pattern Recognition · Computer Science 2021-11-10 Ho Hin Lee , Yucheng Tang , Qi Yang , Xin Yu , Shunxing Bao , Leon Y. Cai , Lucas W. Remedios , Bennett A. Landman , Yuankai Huo

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

Feature selection methods have an important role on the readability of data and the reduction of complexity of learning algorithms. In recent years, a variety of efforts are investigated on feature selection problems based on unsupervised…

Machine Learning · Computer Science 2019-12-12 Mohsen Ghassemi Parsa , Hadi Zare , Mehdi Ghatee

Accurate assessment of bowel cleanliness is essential for effective colonoscopy procedures. The Boston Bowel Preparation Scale (BBPS) offers a standardized scoring system but suffers from subjectivity and inter-observer variability when…

Image and Video Processing · Electrical Eng. & Systems 2025-12-30 Yujia Fu , Zhiyu Dong , Tianwen Qian , Chenye Zheng , Danian Ji , Linhai Zhuo

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

Unsupervised object-centric learning from videos is a promising approach to extract structured representations from large, unlabeled collections of videos. To support downstream tasks like autonomous control, these representations must be…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Anna Manasyan , Maximilian Seitzer , Filip Radovic , Georg Martius , Andrii Zadaianchuk

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

Anomaly detection methods generally target the learning of a normal image distribution (i.e., inliers showing healthy cases) and during testing, samples relatively far from the learned distribution are classified as anomalies (i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Yu Tian , Gabriel Maicas , Leonardo Zorron Cheng Tao Pu , Rajvinder Singh , Johan W. Verjans , Gustavo Carneiro

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

Video capsule endoscopy (VCE) is used widely nowadays for visualizing the gastrointestinal (GI) tract. Capsule endoscopy exams are prescribed usually as an additional monitoring mechanism and can help in identifying polyps, bleeding, etc.…

Computer Vision and Pattern Recognition · Computer Science 2017-01-03 V. B. Surya Prasath

This paper considers self-supervised cross-modal coordination as a strategy enabling utilization of multiple modalities and large volumes of unlabeled plankton data to build models for plankton recognition. Automated imaging instruments…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Joona Kareinen , Veikka Immonen , Tuomas Eerola , Lumi Haraguchi , Lasse Lensu , Kaisa Kraft , Sanna Suikkanen , Heikki Kälviäinen

More than 90\% of colorectal cancer is gradually transformed from colorectal polyps. In clinical practice, precise polyp segmentation provides important information in the early detection of colorectal cancer. Therefore, automatic polyp…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Xiaoqi Zhao , Lihe Zhang , Huchuan Lu

Deep learning in gastrointestinal endoscopy can assist to improve clinical performance and be helpful to assess lesions more accurately. To this extent, semantic segmentation methods that can perform automated real-time delineation of a…

Image and Video Processing · Electrical Eng. & Systems 2021-04-23 Debesh Jha , Nikhil Kumar Tomar , Sharib Ali , Michael A. Riegler , Håvard D. Johansen , Dag Johansen , Thomas de Lange , Pål Halvorsen