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Related papers: Towards Automated Polyp Segmentation Using Weakly-…

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The objective of this study was to develop a PET tumor-segmentation framework that addresses the challenges of limited spatial resolution, high image noise, and lack of clinical training data with ground-truth tumor boundaries in PET…

Semantic segmentation is a critical step in automated image interpretation and analysis where pixels are classified into one or more predefined semantically meaningful classes. Deep learning approaches for semantic segmentation rely on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Tushar Kataria , Beatrice Knudsen , Shireen Elhabian

One of the most challenges in medical imaging is the lack of data and annotated data. It is proven that classical segmentation methods such as U-NET are useful but still limited due to the lack of annotated data. Using a weakly supervised…

Image and Video Processing · Electrical Eng. & Systems 2020-03-20 Amine Amyar , Romain Modzelewski , Pierre Vera , Vincent Morard , Su Ruan

Detecting and segmenting polyps is crucial for expediting the diagnosis of colon cancer. This is a challenging task due to the large variations of polyps in color, texture, and lighting conditions, along with subtle differences between the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Krushi Patel , Fengjun Li , Guanghui Wang

Recently, Meta AI Research releases a general Segment Anything Model (SAM), which has demonstrated promising performance in several segmentation tasks. As we know, polyp segmentation is a fundamental task in the medical imaging field, which…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Tao Zhou , Yizhe Zhang , Yi Zhou , Ye Wu , Chen Gong

Semantic segmentation is a critical task in computer vision aiming to identify and classify individual pixels in an image, with numerous applications in for example autonomous driving and medical image analysis. However, semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Halil Ibrahim Aysel , Xiaohao Cai , Adam Prügel-Bennett

The ability to quickly annotate medical imaging data plays a critical role in training deep learning frameworks for segmentation. Doing so for image volumes or video sequences is even more pressing as annotating these is particularly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Laurent Lejeune , Raphael Sznitman

Colonoscopy is a gold standard procedure but is highly operator-dependent. Automated polyp segmentation, a precancerous precursor, can minimize missed rates and timely treatment of colon cancer at an early stage. Even though there are deep…

Image and Video Processing · Electrical Eng. & Systems 2022-05-10 Nikhil Kumar Tomar , Debesh Jha , Ulas Bagci , Sharib Ali

Early identification and removal of polyps can reduce the risk of developing colorectal cancer. However, the diverse morphologies, complex backgrounds and often concealed nature of polyps make polyp segmentation in colonoscopy images highly…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Yanguang Sun , Hengmin Zhang , Jianjun Qian , Jian Yang , Lei Luo

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

Colorectal cancer (CRC) remains one of the leading causes of cancer-related morbidity and mortality worldwide, with gastrointestinal (GI) polyps serving as critical precursors according to the World Health Organization (WHO). Early and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Akwasi Asare , Thanh-Huy Nguyen , Ulas Bagci

Instance segmentation in 3D images is a fundamental task in biomedical image analysis. While deep learning models often work well for 2D instance segmentation, 3D instance segmentation still faces critical challenges, such as insufficient…

Computer Vision and Pattern Recognition · Computer Science 2018-07-02 Zhuo Zhao , Lin Yang , Hao Zheng , Ian H. Guldner , Siyuan Zhang , Danny Z. Chen

Deep learning has shown excellent performance in analysing medical images. However, datasets are difficult to obtain due privacy issues, standardization problems, and lack of annotations. We address these problems by producing realistic…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Enric Moreu , Eric Arazo , Kevin McGuinness , Noel E. O'Connor

Colonoscopy, currently the most efficient and recognized colon polyp detection technology, is necessary for early screening and prevention of colorectal cancer. However, due to the varying size and complex morphological features of colonic…

Image and Video Processing · Electrical Eng. & Systems 2022-06-29 Jinfeng Wang , Qiming Huang , Feilong Tang , Jia Meng , Jionglong Su , Sifan Song

We present a new boundary sensitive framework for polyp segmentation, called Polyper. Our method is motivated by a clinical approach that seasoned medical practitioners often leverage the inherent features of interior polyp regions to…

Computer Vision and Pattern Recognition · Computer Science 2023-12-15 Hao Shao , Yang Zhang , Qibin Hou

Polyp segmentation is vital for early colorectal cancer detection, yet traditional fully supervised methods struggle with morphological variability and domain shifts, requiring frequent retraining. Additionally, reliance on large-scale…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Xinyu Mao , Xiaohan Xing , Fei Meng , Jianbang Liu , Fan Bai , Qiang Nie , Max Meng

Limited by expensive pixel-level labels, polyp segmentation models are plagued by data shortage and suffer from impaired generalization. In contrast, polyp bounding box annotations are much cheaper and more accessible. Thus, to reduce…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Jun Wei , Yiwen Hu , Shuguang Cui , S. Kevin Zhou , Zhen Li

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

Dense annotations, such as segmentation masks, are expensive and time-consuming to obtain, especially for 3D medical images where expert voxel-wise labeling is required. Weakly supervised approaches aim to address this limitation, but often…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Richard Petersen , Fredrik Kahl , Jennifer Alvén

Pixel-wise segmentation is one of the most data and annotation hungry tasks in our field. Providing representative and accurate annotations is often mission-critical especially for challenging medical applications. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Simon Reiß , Constantin Seibold , Alexander Freytag , Erik Rodner , Rainer Stiefelhagen
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