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Related papers: Colonoscopy polyp detection with massive endoscopi…

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Colorectal polyp segmentation (CPS), an essential problem in medical image analysis, has garnered growing research attention. Recently, the deep learning-based model completely overwhelmed traditional methods in the field of CPS, and more…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Zhenyu Wu , Fengmao Lv , Chenglizhao Chen , Aimin Hao , Shuo Li

Optical colonoscopy is an essential diagnostic and prognostic tool for many gastrointestinal diseases, including cancer screening and staging, intestinal bleeding, diarrhea, abdominal symptom evaluation, and inflammatory bowel disease…

Computer Vision and Pattern Recognition · Computer Science 2021-12-10 Heming Yao , Ryan W. Stidham , Zijun Gao , Jonathan Gryak , Kayvan Najarian

The scarcity of data in medical domains hinders the performance of Deep Learning models. Data augmentation techniques can alleviate that problem, but they usually rely on functional transformations of the data that do not guarantee to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Adrian Tormos , Blanca Llauradó , Fernando Núñez , Axel Romero , Dario Garcia-Gasulla , Javier Béjar

Commonly employed in polyp segmentation, single image UNet architectures lack the temporal insight clinicians gain from video data in diagnosing polyps. To mirror clinical practices more faithfully, our proposed solution, PolypNextLSTM,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Debayan Bhattacharya , Konrad Reuter , Finn Behrendt , Lennart Maack , Sarah Grube , Alexander Schlaefer

Accurate polyp segmentation is crucial for the early detection and prevention of colorectal cancer. However, the existing polyp detection methods sometimes ignore multi-directional features and drastic changes in scale. To address these…

Computer Vision and Pattern Recognition · Computer Science 2024-11-06 Chenhao Xu , Yudian Zhang , Kaiye Xu , Haijiang Zhu

Colonoscopic polyp diagnosis is pivotal for early colorectal cancer detection, yet traditional automated reporting suffers from inconsistencies and hallucinations due to the scarcity of high-quality multimodal medical data. To bridge this…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Tianyu Zhou , Junyi Tang , Zehui Li , Dahong Qian , Suncheng Xiang

Accurate polyp segmentation is of great importance for colorectal cancer diagnosis. However, even with a powerful deep neural network, there still exists three big challenges that impede the development of polyp segmentation. (i) Samples…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Jun Wei , Yiwen Hu , Ruimao Zhang , Zhen Li , S. Kevin Zhou , Shuguang Cui

In medical imaging, efficient segmentation of colon polyps plays a pivotal role in minimally invasive solutions for colorectal cancer. This study introduces a novel approach employing two parallel encoder branches within a network for polyp…

Image and Video Processing · Electrical Eng. & Systems 2024-12-04 Malik Abdul Manan , Feng Jinchao , Shahzad Ahmed , Abdul Raheem

Colorectal cancer is the third most common cancer-related death after lung cancer and breast cancer worldwide. The risk of developing colorectal cancer could be reduced by early diagnosis of polyps during a colonoscopy. Computer-aided…

Image and Video Processing · Electrical Eng. & Systems 2020-04-24 Sara Hosseinzadeh Kassani , Peyman Hosseinzadeh Kassani , Michal J. Wesolowski , Kevin A. Schneider , Ralph Deters

Deep learning-based techniques have proven effective in polyp segmentation tasks when provided with sufficient pixel-wise labeled data. However, the high cost of manual annotation has created a bottleneck for model generalization. To…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Duojun Huang , Xinyu Xiong , De-Jun Fan , Feng Gao , Xiao-Jian Wu , Guanbin Li

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…

Image and Video Processing · Electrical Eng. & Systems 2024-04-02 Chen Peng , Zhiqin Qian , Kunyu Wang , Qi Luo , Zhuming Bi , Wenjun Zhang

Colonoscopy video frames might be contaminated by bright spots with unsaturated values known as specular reflection. Detection and removal of such reflections could enhance the quality of colonoscopy images and facilitate diagnosis…

Computer Vision and Pattern Recognition · Computer Science 2018-02-26 Mojtaba Akbari , Majid Mohrekesh , S. M. Reza Soroushmehr , Nader Karimi , Shadrokh Samavi , Kayvan Najarian

Colorectal cancer is one of the most common cancers in the world. While colonoscopy is an effective screening technique, navigating an endoscope through the colon to detect polyps is challenging. A 3D map of the observed surfaces could…

This paper presents a colon deformation estimation method, which can be used to estimate colon deformations during colonoscope insertions. Colonoscope tracking or navigation system that navigates a physician to polyp positions during a…

Computer Vision and Pattern Recognition · Computer Science 2018-06-11 Masahiro Oda , Takayuki Kitasaka , Kazuhiro Furukawa , Ryoji Miyahara , Yoshiki Hirooka , Hidemi Goto , Nassir Navab , Kensaku Mori

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 propose an estimation method using a recurrent neural network (RNN) of the colon's shape where deformation was occurred by a colonoscope insertion. Colonoscope tracking or a navigation system that navigates physician to polyp positions…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Masahiro Oda , Holger R. Roth , Takayuki Kitasaka , Kazuhiro Furukawa , Ryoji Miyahara , Yoshiki Hirooka , Hidemi Goto , Nassir Navab , Kensaku Mori

This paper presents a method that improve state-of-the-art of the concave point detection methods as a first step to segment overlapping objects on images. It is based on the analysis of the curvature of the objects contour. The method has…

Computer Vision and Pattern Recognition · Computer Science 2022-01-11 Miquel Miró-Nicolau , Biel Moyà-Alcover , Manuel Gonzàlez-Hidalgo , Antoni Jaume-i-Capó

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…

Colorectal cancer (CRC) remains a leading cause of cancer-related deaths worldwide, with polyp removal being an effective early screening method. However, navigating the colon for thorough polyp detection poses significant challenges. To…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Xinwei Ju , Rema Daher , Razvan Caramalau , Baoru Huang , Danail Stoyanov , Francisco Vasconcelos

A large number of different lesions and pathologies can affect the human digestive system, resulting in life-threatening situations. Early detection plays a relevant role in the successful treatment and the increase of current survival…

Image and Video Processing · Electrical Eng. & Systems 2021-11-18 Adrian Galdran , Gustavo Carneiro , Miguel A. González Ballester